{
  "$schema_version": "5.3",
  "review_mode": "fresh",
  "claim_restatement": {
    "index_wording": "Transient partial cellular reprogramming improves clinical healthspan in human adults.",
    "entry_form": "claim",
    "gradeable_restatement": "Transient partial cellular reprogramming improves clinical healthspan in human adults.",
    "restatement_required": true,
    "split_into": [],
    "parent_claim": null,
    "scope_qualifiers": [
      {
        "qualifier": "Species, recipient status, baseline age/disease, tissue, exact factors and vehicle, exposure duration, outcome and follow-up fixed before assessed response; selected cell fractions or surviving healthy animals are not retrospective eligibility.",
        "determinable_before_outcome": true,
        "determined_from": "Enrollment and experimental design, before results; no responder-defined scope.",
        "action": "retained"
      }
    ]
  },
  "hypothesis": {
    "name": "Partial Reprogramming and Human Aging",
    "central_claim": "Transient partial cellular reprogramming improves clinical healthspan in human adults.",
    "proposed_mechanism": "Transient partial cellular reprogramming improves clinical healthspan in human adults.",
    "claimed_scope": "Adult human recipients of explicitly transient partial cellular reprogramming, with clinical function or disease outcomes rather than epigenetic clock movement. Exact factor sets, delivery, tissue, duration and safety follow-up remain bound; cultured human cells and treated animals are separate systems.",
    "claimed_level": [
      "response"
    ],
    "is_conjunctive": false,
    "conjunctive_note": "The precise lead clinical proposition is SC2. Mechanism, competing-cause, generalization and safety companions remain separately reported; they do not replace the primary clinical endpoint."
  },
  "rubric_routing": {
    "primary_rubric": "06-metabolism-aging.md",
    "secondary_rubrics": [
      "03-epigenetics-gene-regulation.md"
    ],
    "index_notes_applied": [
      "The precise lead clinical proposition is SC2. Mechanism, competing-cause, generalization and safety companions remain separately reported; they do not replace the primary clinical endpoint."
    ],
    "rubric_fit_note": "Rubric 06 directly governs lifespan, healthspan, biomarkers, stress resistance and true-aging versus developmental effects. Rubric 03 governs epigenetic readouts and specificity against general identity/cell-cycle change. A delivered factor treatment can establish experimental therapeutic sufficiency in the system tested without demonstrating endogenous factor necessity. This does not relax the literal human scope or erase universal biomarker/overexpression limits on inference to endogenous aging. Registry/sponsor leads are separately attributed, not peer-reviewed original count or primary threshold credit."
  },
  "subclaim_matrix": {
    "subclaims": [
      {
        "id": "SC1",
        "statement": "Partial reprogramming changes molecular or epigenetic aging markers.",
        "subclaim_type": "mechanism",
        "scope": "Exact factor, duration and tissue; marker identity separated from clinical phenotype",
        "claimed_scope": "Exact factor, duration and tissue; marker identity separated from clinical phenotype",
        "governing_rubric": "03-epigenetics-gene-regulation.md",
        "key_evidence_anchor": "Controlled cellular and animal marker experiments",
        "hsef_level": "Γ",
        "confidence": "Moderate",
        "governing_cap_or_threshold": "Quoted boundary and upward audit below.",
        "rationale": "Controlled partial reprogramming does change selected molecular and epigenetic measures. Human fibroblast studies, mouse tissues and factor screens show real experimental reset, with different clocks, factors and durations producing different changes. These mark-level and ectopic/cellular results do not establish an endogenous causal aging mechanism or clinical healthspan. Selected fractions, composition and training effects remain relevant; Γ describes mechanistic aging support, not a denial that markers changed.",
        "rubric_adaptation": "Factor-induced mark/state changes establish a direct measured phenomenon; higher endogenous mechanistic aging interpretation requires functional specificity rather than marker reset alone."
      },
      {
        "id": "SC2",
        "statement": "Partial reprogramming improves human clinical healthspan.",
        "subclaim_type": "sufficiency",
        "scope": "Adult human recipients; function or disease outcomes rather than clock movement",
        "claimed_scope": "Adult human recipients; function or disease outcomes rather than clock movement",
        "governing_rubric": "06-metabolism-aging.md",
        "key_evidence_anchor": "Controlled prospective human clinical outcomes",
        "hsef_level": "Γ",
        "confidence": "Moderate",
        "governing_cap_or_threshold": "Quoted boundary and upward audit below.",
        "rationale": "No controlled prospective adult-human clinical-healthspan crossing was verified in the 69 examined original reports. Human donor-cell cultures, human-cell grafts into mice and preclinical function/survival results cannot replace human recipients. A separately verified ongoing ER-100 phase-1 ocular trial has a recent sponsor-reported uncontrolled short-term signal, which is retained as an early clinical lead but does not establish durable or controlled healthspan benefit. The credible preclinical programme supports Γ rather than narrative-only dismissal.",
        "rubric_adaptation": "Human means adult recipients, not source donors, cultured human cells or human grafts into animals. A disease-specific objective function can be clinically relevant, but early uncontrolled sponsor signals need reliable causal estimation and durability."
      },
      {
        "id": "SC3",
        "statement": "Epigenetic clock reversal predicts functional benefit and safety.",
        "subclaim_type": "mechanism",
        "scope": "Clock and function prespecified independently; no training-outcome leakage",
        "claimed_scope": "Clock and function prespecified independently; no training-outcome leakage",
        "governing_rubric": "06-metabolism-aging.md",
        "key_evidence_anchor": "Prospective marker validation and dissociation",
        "hsef_level": "Γ",
        "confidence": "Moderate",
        "governing_cap_or_threshold": "Quoted boundary and upward audit below.",
        "rationale": "Clocks can predict later risk and respond to some interventions, but predictive association and induced score change are not causal surrogate validation or tumor-risk prediction. Original fibroblast Results show migration changes that do not correlate with clock shifts and several clocks/telomere estimates that do not rejuvenate. Immune composition and technical noise demonstrably alter estimates. Retinal training uses injury/OSK-responsive features with independent test samples, supporting a local marker while requiring attention to circular interpretation. The broad prediction of functional benefit and safety is not established.",
        "rubric_adaptation": "Separate chronological prediction, clinical-risk prognosis and an intervention surrogate. Independent outcome validation and off-target/identity safety must be measured rather than inferred from a trained score."
      },
      {
        "id": "SC4",
        "statement": "Partial reprogramming is sufficiently controlled to avoid loss of identity and tumor risk.",
        "subclaim_type": "generalization",
        "scope": "Delivery, factor exposure, tissue identity and tumor follow-up fixed",
        "claimed_scope": "Delivery, factor exposure, tissue identity and tumor follow-up fixed",
        "governing_rubric": "06-metabolism-aging.md",
        "key_evidence_anchor": "Long-term control and safety experiments",
        "hsef_level": "Γ",
        "confidence": "Moderate",
        "governing_cap_or_threshold": "Quoted boundary and upward audit below.",
        "rationale": "Exact cyclic, tissue-restricted and transient systems can preserve or reacquire tested identity and show limited follow-up without lesions, which is genuine safety-feasibility evidence. However, some cells temporarily lose identity, Sendai residues cause an adverse assay, continuous systemic induction can cause organ failure, and full reprogramming produces teratomas even without c-Myc in one AAV setting. These exposures differ, so they do not prove every partial system is dangerous. Nor do small short negative-safety observations establish sufficiently controlled tumor/identity risk across adult-human deliveries.",
        "rubric_adaptation": "Compare exact exposure windows and delivery sites; full pluripotency hazards do not automatically characterize controlled partial treatment, while short absence of tumors is not proof of zero risk."
      },
      {
        "id": "SC5",
        "statement": "Controlled partial reprogramming improves function or lifespan in specified preclinical recipients.",
        "subclaim_type": "sufficiency",
        "scope": "Exact adult animal species/strain, tissue, delivery, factor duration and measured function/lifespan; no human transfer",
        "claimed_scope": "Exact adult animal species/strain, tissue, delivery, factor duration and measured function/lifespan; no human transfer",
        "governing_rubric": "06-metabolism-aging.md",
        "key_evidence_anchor": "Original controlled animal functional and survival experiments",
        "hsef_level": "Ε",
        "confidence": "Moderate",
        "governing_cap_or_threshold": "Quoted boundary and upward audit below.",
        "rationale": "Supplemental SC5 explicitly added after discovery preserves real preclinical therapeutic sufficiency. Retinal OSK changes mouse vision with pathway controls and mapped age/readout limits; fly cycling changes survival relative to continuous expression, and additional rat/worm/mouse regimens have specified functional or survival positives. These are causally operative in experimentally defined contexts, supporting Ε for the preclinical proposition. They do not establish endogenous human aging necessity or higher independent convergence on a unique epigenetic-age mediator.",
        "rubric_adaptation": "Therapeutic forced-factor sufficiency for a specified preclinical function/lifespan can cross within that actual recipient system. This is not endogenous propagation or natural human-aging causality; explicit mapped species/tissue/regimen/readout boundaries define Ε. The supplemental entry was registered after discovery and never gates SC2.",
        "preregistered": false,
        "added_after_source_discovery": true,
        "added_utc": "2026-10-13T17:06:46.918073+00:00",
        "primary_aggregation_gating": false
      }
    ],
    "aggregation_rule": "primary-subclaim",
    "aggregation_preregistered": true,
    "aggregation_rationale": "The precise lead clinical proposition is SC2. Mechanism, competing-cause, generalization and safety companions remain separately reported; they do not replace the primary clinical endpoint.",
    "primary_subclaim_id": "SC2",
    "aggregation_derivation": "The preregistered adult-human clinical-healthspan primary remains Γ with Moderate confidence. Direct original-body checks preserve real preclinical function and lifespan benefits while preventing cells, xenografts or remaining mouse lifespan from being presented as treated-human outcomes. A verified first-in-human ER-100 study and sponsor interim signal make this an active translational programme, not an established clinical result. The post-discovery nongating preclinical SC5 receives Ε within its exact experimental contexts.",
    "aggregation_alternatives": {
      "weakest_link_would_return": "Γ",
      "primary_subclaim_would_return": "Γ",
      "scope_matched_would_return": "Γ",
      "note": "Separate narrow successes do not replace the preregistered full-scope gate."
    },
    "index_rule_deviation": ""
  },
  "competing_models": {
    "models_evaluated": [
      {
        "rank_in_tournament": 2,
        "model_id": "M1",
        "is_nominal": true,
        "name": "Reprogramming reverses causal aging processes",
        "core_claim": "Changing epigenetic state repairs processes that can contribute to clinical aging.",
        "explains_what_nominal_does_not": "Changing epigenetic state repairs processes that can contribute to clinical aging.",
        "strongest_supporting_evidence": [
          "Actual local vision, graft force and preclinical lifespan outcomes support more than a purely descriptive marker story."
        ],
        "strongest_contradictory_evidence": [
          "No controlled adult-human healthspan or unique shared epigenetic mediator is established; identity and delivery effects remain."
        ],
        "hsef_level_for_this_model": "Γ",
        "rationale": "Actual local vision, graft force and preclinical lifespan outcomes support more than a purely descriptive marker story. No controlled adult-human healthspan or unique shared epigenetic mediator is established; identity and delivery effects remain."
      },
      {
        "rank_in_tournament": 1,
        "model_id": "M2",
        "is_nominal": false,
        "name": "Molecular reset and function are partly separable",
        "core_claim": "Regimen-specific factors alter markers and selected tissue functions with incomplete coupling.",
        "explains_what_nominal_does_not": "Regimen-specific factors alter markers and selected tissue functions with incomplete coupling.",
        "strongest_supporting_evidence": [
          "Fibroblast clock/function dissociation, intervention-specific clocks and exact animal function show separable outputs."
        ],
        "strongest_contradictory_evidence": [
          "This does not explain every molecular mediator or prove clinical irrelevance of all clocks; genuine function is retained."
        ],
        "hsef_level_for_this_model": "Ε",
        "rationale": "Fibroblast clock/function dissociation, intervention-specific clocks and exact animal function show separable outputs. This does not explain every molecular mediator or prove clinical irrelevance of all clocks; genuine function is retained."
      },
      {
        "rank_in_tournament": 3,
        "model_id": "M3",
        "is_nominal": false,
        "name": "Selection and dedifferentiation shift measured age",
        "core_claim": "Cell-state fractions, surviving cells and altered composition can contribute to lower measured age.",
        "explains_what_nominal_does_not": "Cell-state fractions, surviving cells and altered composition can contribute to lower measured age.",
        "strongest_supporting_evidence": [
          "Original cell sorting, temporary identity suppression, survivor-selected methylation and composition-sensitive clocks demonstrate concrete confounders."
        ],
        "strongest_contradictory_evidence": [
          "Matched culture controls and genuine mouse visual/muscle function prevent selection from explaining away the entire programme."
        ],
        "hsef_level_for_this_model": "Γ",
        "rationale": "Original cell sorting, temporary identity suppression, survivor-selected methylation and composition-sensitive clocks demonstrate concrete confounders. Matched culture controls and genuine mouse visual/muscle function prevent selection from explaining away the entire programme."
      },
      {
        "rank_in_tournament": 4,
        "model_id": "M4",
        "is_nominal": false,
        "name": "Delivery and expression windows govern function and hazard",
        "core_claim": "Tissue, duration, factor combination and immune surveillance determine therapeutic benefit and loss-of-identity risk.",
        "explains_what_nominal_does_not": "Tissue, duration, factor combination and immune surveillance determine therapeutic benefit and loss-of-identity risk.",
        "strongest_supporting_evidence": [
          "Cyclic-versus-continuous fly effects, organ-exclusion rescue of mouse toxicity, local retinal benefit and AAV/pluripotency hazards map specific boundaries."
        ],
        "strongest_contradictory_evidence": [
          "Controlled windows do not establish universal human safety or a common endogenous cause of natural aging."
        ],
        "hsef_level_for_this_model": "Ε",
        "rationale": "Cyclic-versus-continuous fly effects, organ-exclusion rescue of mouse toxicity, local retinal benefit and AAV/pluripotency hazards map specific boundaries. Controlled windows do not establish universal human safety or a common endogenous cause of natural aging."
      }
    ],
    "tournament_summary": "Descriptive comparison; does not modify the nominal score. Human fibroblast original PMID35390271 directly reports migration improvement varying independently of clock changes, while retaining genuine collagen and partial function. Retinal PMID33268865 establishes actual visual function with TET/TDG necessity and demethylation-alone insufficiency. Together these favor bounded output-specific reprogramming over clock reset as a universal clinical surrogate.",
    "study_separating_rank1_from_rank2": "Human fibroblast original PMID35390271 directly reports migration improvement varying independently of clock changes, while retaining genuine collagen and partial function. Retinal PMID33268865 establishes actual visual function with TET/TDG necessity and demethylation-alone insufficiency. Together these favor bounded output-specific reprogramming over clock reset as a universal clinical surrogate.",
    "nominal_wins_only_by_funding_artifact": false,
    "level_unchanged_by_tournament": true
  },
  "evidence_inventory": [
    {
      "n": 1,
      "pmid": "38381405",
      "title": "Gene Therapy-Mediated Partial Reprogramming Extends Lifespan and Reverses Age-Related Changes in Aged Mice.",
      "citation": "Macip CC, Hasan R, Hoznek V et al. Gene Therapy-Mediated Partial Reprogramming Extends Lifespan and Reverses Age-Related Changes in Aged Mice. Cellular reprogramming. 2024.",
      "doi": "10.1089/cell.2023.0072",
      "pmcid": "PMC10909732",
      "url": "https://pubmed.ncbi.nlm.nih.gov/38381405/",
      "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/38381405/",
      "tier": "A",
      "source_tier": "A",
      "kind": "primary",
      "status_flags": [
        "none_found"
      ],
      "opened": true,
      "opened_on": "2026-10-13",
      "status_checked_on": "2026-10-13",
      "study_id": "PMID38381405",
      "access_depth": "full_text_partial",
      "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. Selected body sections: 1:Materials and Methods:paragraph1, 1:Materials and Methods:paragraph2, 1:Materials and Methods:paragraph3, 1:Materials and Methods:paragraph4, 1:Materials and Methods:paragraph7, 1:Materials and Methods:paragraph8, 2:Results:paragraph1, 2:Results:paragraph3, 2:Results:paragraph4, 2:Results:paragraph5, 2:Results:paragraph6, 2:Results:paragraph7, 2:Results:paragraph10, 2:Results:paragraph11. No complete-paper or supplement audit claimed.",
      "relates_to_subclaims": [
        "SC1",
        "SC2",
        "SC3",
        "SC4",
        "SC5"
      ],
      "favors_models": [],
      "evidence_class": "Moderate",
      "system": "animal",
      "decisive_perturbation": true,
      "endogenous": false,
      "direction": "supports",
      "what_it_shows": "AAV-OSK in very-old male mice improved remaining median survival and frailty, while immortalized human keratinocytes showed selected methylation-age changes.",
      "what_it_does_not_show": "Actual M/R compare concurrent buffer controls, invoke historical AAV controls, select healthy survivors for methylation and selected immortalized cells; remaining life gain is not doubled total life or treated-human healthspan.",
      "confounders_present": [
        "Actual M/R compare concurrent buffer controls, invoke historical AAV controls, select healthy survivors for methylation and selected immortalized cells; remaining life gain is not doubled total life or treated-human healthspan."
      ],
      "verification": "verified",
      "verification_note": "Bounded source attribution; not proof of the nominal mechanism.",
      "citation_context": {
        "retrieved": false,
        "supporting_count": 0,
        "mentioning_count": 0,
        "contrasting_count": 0,
        "notable_contrasting_statements": []
      },
      "discriminating_contrast": true,
      "decisive_test_note": "Pivotal test, including null or negative results and restricted contexts; this flag is not a positive threshold crossing.",
      "shared_components": []
    },
    {
      "n": 2,
      "pmid": "35390271",
      "title": "Multi-omic rejuvenation of human cells by maturation phase transient reprogramming.",
      "citation": "Gill D, Parry A, Santos F et al. Multi-omic rejuvenation of human cells by maturation phase transient reprogramming. eLife. 2022.",
      "doi": "10.7554/eLife.71624",
      "pmcid": "PMC9023058",
      "url": "https://pubmed.ncbi.nlm.nih.gov/35390271/",
      "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/35390271/",
      "tier": "A",
      "source_tier": "A",
      "kind": "primary",
      "status_flags": [
        "none_found"
      ],
      "opened": true,
      "opened_on": "2026-10-13",
      "status_checked_on": "2026-10-13",
      "study_id": "PMID35390271",
      "access_depth": "full_text_partial",
      "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. Selected body sections: 1:Results:paragraph0, 1:Results:paragraph4, 1:Results:paragraph7, 1:Results:paragraph17, 1:Results:paragraph22, 1:Results:paragraph23, 3:Materials and methods:paragraph1, 3:Materials and methods:paragraph2, 3:Materials and methods:paragraph14, 3:Materials and methods:paragraph16. No complete-paper or supplement audit claimed.",
      "relates_to_subclaims": [
        "SC1",
        "SC2",
        "SC3",
        "SC4"
      ],
      "favors_models": [],
      "evidence_class": "Moderate",
      "system": "in vitro",
      "decisive_perturbation": true,
      "endogenous": false,
      "direction": "mixed",
      "what_it_shows": "Transient maturation-phase OSKM reset selected clocks, collagen and partial migration in three human-donor fibroblast cultures.",
      "what_it_does_not_show": "Actual M/R show sorted reprogramming fractions, temporary identity loss then recovery, variable migration uncorrelated with clocks, clock-specific responses and no telomere-clock rejuvenation; no adult-human clinical trial.",
      "confounders_present": [
        "Actual M/R show sorted reprogramming fractions, temporary identity loss then recovery, variable migration uncorrelated with clocks, clock-specific responses and no telomere-clock rejuvenation; no adult-human clinical trial."
      ],
      "verification": "verified",
      "verification_note": "Bounded source attribution; not proof of the nominal mechanism.",
      "citation_context": {
        "retrieved": false,
        "supporting_count": 0,
        "mentioning_count": 0,
        "contrasting_count": 0,
        "notable_contrasting_statements": []
      },
      "discriminating_contrast": true,
      "decisive_test_note": "Pivotal test, including null or negative results and restricted contexts; this flag is not a positive threshold crossing.",
      "shared_components": []
    },
    {
      "n": 3,
      "pmid": "41443352",
      "title": "Hepatocyte-specific partial cellular reprogramming via selective OSK mRNA lipid nanoparticle attenuates liver fibrosis.",
      "citation": "Zhang C, Bai Y, Yin Q et al. Hepatocyte-specific partial cellular reprogramming via selective OSK mRNA lipid nanoparticle attenuates liver fibrosis. Journal of controlled release : official journal of the Controlled Release Society. 2026.",
      "doi": "10.1016/j.jconrel.2025.114569",
      "pmcid": "",
      "url": "https://pubmed.ncbi.nlm.nih.gov/41443352/",
      "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/41443352/",
      "tier": "A",
      "source_tier": "A",
      "kind": "primary",
      "status_flags": [
        "none_found"
      ],
      "opened": true,
      "opened_on": "2026-10-13",
      "status_checked_on": "2026-10-13",
      "study_id": "PMID41443352",
      "access_depth": "abstract_metadata",
      "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "relates_to_subclaims": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "favors_models": [],
      "evidence_class": "Moderate",
      "system": "animal",
      "decisive_perturbation": false,
      "endogenous": false,
      "direction": "supports",
      "what_it_shows": "Hepatocyte-selective OSK mRNA nanoparticles reduced fibrogenic signaling and fibrosis in CCl4-injured mice.",
      "what_it_does_not_show": "Forced injury, progenitor-like hepatocytes and delivery-specific preclinical safety do not establish systemic healthy-human benefit, stable identity or lifetime tumor absence.",
      "confounders_present": [
        "Forced injury, progenitor-like hepatocytes and delivery-specific preclinical safety do not establish systemic healthy-human benefit, stable identity or lifetime tumor absence."
      ],
      "verification": "verified",
      "verification_note": "Bounded source attribution; not proof of the nominal mechanism.",
      "citation_context": {
        "retrieved": false,
        "supporting_count": 0,
        "mentioning_count": 0,
        "contrasting_count": 0,
        "notable_contrasting_statements": []
      },
      "discriminating_contrast": true,
      "decisive_test_note": "",
      "shared_components": []
    },
    {
      "n": 4,
      "pmid": "36287172",
      "title": "Combining stem cell rejuvenation and senescence targeting to synergistically extend lifespan.",
      "citation": "Kaur P, Otgonbaatar A, Ramamoorthy A et al. Combining stem cell rejuvenation and senescence targeting to synergistically extend lifespan. Aging. 2022.",
      "doi": "10.18632/aging.204347",
      "pmcid": "PMC9648810",
      "url": "https://pubmed.ncbi.nlm.nih.gov/36287172/",
      "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/36287172/",
      "tier": "A",
      "source_tier": "A",
      "kind": "primary",
      "status_flags": [
        "none_found"
      ],
      "opened": true,
      "opened_on": "2026-10-13",
      "status_checked_on": "2026-10-13",
      "study_id": "PMID36287172",
      "access_depth": "full_text_partial",
      "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. Selected body sections: 1:RESULTS:paragraph0, 1:RESULTS:paragraph4, 1:RESULTS:paragraph13, 1:RESULTS:paragraph17, 1:RESULTS:paragraph21, 1:RESULTS:paragraph22, 3:MATERIALS AND METHODS:paragraph2, 3:MATERIALS AND METHODS:paragraph19, 3:MATERIALS AND METHODS:paragraph22. No complete-paper or supplement audit claimed.",
      "relates_to_subclaims": [
        "SC1",
        "SC2",
        "SC4",
        "SC5"
      ],
      "favors_models": [],
      "evidence_class": "Moderate",
      "system": "animal",
      "decisive_perturbation": true,
      "endogenous": false,
      "direction": "supports",
      "what_it_shows": "Actual Drosophila M/R show cyclic OKSM and senolytic-peptide interventions extending selected survival measures, whereas continuous OKSM shortened life.",
      "what_it_does_not_show": "Adults without embryonic expression and temperature-matched controls support regimen-specific effects; the senolytic is a fly orthologous peptide, and mortality-model age-acceleration changes prevent simple universal aging-slowing or human translation.",
      "confounders_present": [
        "Adults without embryonic expression and temperature-matched controls support regimen-specific effects; the senolytic is a fly orthologous peptide, and mortality-model age-acceleration changes prevent simple universal aging-slowing or human translation."
      ],
      "verification": "verified",
      "verification_note": "Bounded source attribution; not proof of the nominal mechanism.",
      "citation_context": {
        "retrieved": false,
        "supporting_count": 0,
        "mentioning_count": 0,
        "contrasting_count": 0,
        "notable_contrasting_statements": []
      },
      "discriminating_contrast": true,
      "decisive_test_note": "Pivotal test, including null or negative results and restricted contexts; this flag is not a positive threshold crossing.",
      "shared_components": []
    },
    {
      "n": 5,
      "pmid": "41862988",
      "title": "Rejuvenation of mesenchymal stromal cells via partial reprogramming enables scalable generation of transcriptionally diverse MSC libraries.",
      "citation": "Tu H, Hosaka A, Hichiwa G et al. Rejuvenation of mesenchymal stromal cells via partial reprogramming enables scalable generation of transcriptionally diverse MSC libraries. Stem cell research & therapy. 2026.",
      "doi": "10.1186/s13287-026-04977-8",
      "pmcid": "PMC13126874",
      "url": "https://pubmed.ncbi.nlm.nih.gov/41862988/",
      "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/41862988/",
      "tier": "A",
      "source_tier": "A",
      "kind": "primary",
      "status_flags": [
        "none_found"
      ],
      "opened": true,
      "opened_on": "2026-10-13",
      "status_checked_on": "2026-10-13",
      "study_id": "PMID41862988",
      "access_depth": "abstract_metadata",
      "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "relates_to_subclaims": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "favors_models": [],
      "evidence_class": "Moderate",
      "system": "in vitro",
      "decisive_perturbation": false,
      "endogenous": false,
      "direction": "supports",
      "what_it_shows": "Sendai-delivered hTERT/BMI1/SV40T in human MSCs prolonged proliferation and reset transcriptomic programs with normal examined karyotypes and retained differentiation.",
      "what_it_does_not_show": "This distinct factor set and culture/manufacturing result is not a human treatment trial; normal karyotype does not prove absent oncogenic or residual-delivery risk.",
      "confounders_present": [
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      "citation": "Kalies K, Knoepp K, Hehl L et al. Functional rejuvenation of endothelial cell aging by transient reprogramming. Basic research in cardiology. 2026.",
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      "title": "Restoration of aged liver regeneration by youthful systemic factors via LTβ-driven hepatocyte reprogramming.",
      "citation": "Chenhao J, Lu H, Yasong L et al. Restoration of aged liver regeneration by youthful systemic factors via LTβ-driven hepatocyte reprogramming. Journal of hepatology. 2026.",
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      "what_it_shows": "Young circulation and LTBR-directed manipulations improved old-mouse liver regeneration with a parallel human graft-age association.",
      "what_it_does_not_show": "A retrospective human transplantation association is not assigned partial reprogramming in adult recipients; parabiotic and injury-repair scopes and the different LTBR exposure remain distinct.",
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        "A retrospective human transplantation association is not assigned partial reprogramming in adult recipients; parabiotic and injury-repair scopes and the different LTBR exposure remain distinct."
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      "title": "Transient non-integrative expression of nuclear reprogramming factors promotes multifaceted amelioration of aging in human cells.",
      "citation": "Sarkar TJ, Quarta M, Mukherjee S et al. Transient non-integrative expression of nuclear reprogramming factors promotes multifaceted amelioration of aging in human cells. Nature communications. 2020.",
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        "Actual M/R identify human donors but immunocompromised mouse recipients; force results and three-month no-lesion autopsy are not human functional-healthspan or lifetime safety results."
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      "title": "Potential reversal of epigenetic age using a diet and lifestyle intervention: a pilot randomized clinical trial.",
      "citation": "Fitzgerald KN, Hodges R, Hanes D et al. Potential reversal of epigenetic age using a diet and lifestyle intervention: a pilot randomized clinical trial. Aging. 2021.",
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      "what_it_does_not_show": "A lifestyle exposure is not partial cellular reprogramming; clock shifts do not demonstrate clinical years regained, and two indexed errata remain linked without detailed correction audit.",
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        "A lifestyle exposure is not partial cellular reprogramming; clock shifts do not demonstrate clinical years regained, and two indexed errata remain linked without detailed correction audit."
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      "title": "The effect of polyphenols on DNA methylation-assessed biological age attenuation: the DIRECT PLUS randomized controlled trial.",
      "citation": "Yaskolka Meir A, Keller M, Hoffmann A et al. The effect of polyphenols on DNA methylation-assessed biological age attenuation: the DIRECT PLUS randomized controlled trial. BMC medicine. 2023.",
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      "what_it_does_not_show": "Within-adherence associations and observed-versus-expected age differ from randomized-group effects; neither establishes reprogramming or clinical benefit from clock movement.",
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        "Within-adherence associations and observed-versus-expected age differ from randomized-group effects; neither establishes reprogramming or clinical benefit from clock movement."
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      "title": "Semaglutide slows epigenetic aging in a randomized trial of HIV-associated lipohypertrophy.",
      "citation": "Corley MJ, Dwaraka VB, Pang AP et al. Semaglutide slows epigenetic aging in a randomized trial of HIV-associated lipohypertrophy. Nature communications. 2026.",
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      "what_it_does_not_show": "Epigenetic outcomes were not prespecified; drug, cohort, multiplicity and short duration cannot establish OSK clinical healthspan or clock-mediated benefit; earlier version is linked status, not another trial.",
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      "title": "Dietary associations with reduced epigenetic age: a secondary data analysis of the methylation diet and lifestyle study.",
      "citation": "Villanueva JL, Vita AA, Zwickey H et al. Dietary associations with reduced epigenetic age: a secondary data analysis of the methylation diet and lifestyle study. Aging. 2025.",
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      "what_it_shows": "Secondary analysis of the small methylation-lifestyle study associated dietary components with clock change after selected adjustments.",
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        "Shares the parent intervention and nonrandom achieved dietary intake; it does not supply independent causal marker validation or a reprogramming clinical trial."
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      "pmid": "34535961",
      "title": "DNA methylation-based biomarkers of aging were slowed down in a two-year diet and physical activity intervention trial: the DAMA study.",
      "citation": "Fiorito G, Caini S, Palli D et al. DNA methylation-based biomarkers of aging were slowed down in a two-year diet and physical activity intervention trial: the DAMA study. Aging cell. 2021.",
      "doi": "10.1111/acel.13439",
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      "what_it_shows": "DAMA factorial diet/activity assignment in 219 women altered selected DNAmGrimAge and epigenetic-mutation measures over two years.",
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      "title": "DNA methylation age analysis of rapamycin in common marmosets.",
      "citation": "Horvath S, Zoller JA, Haghani A et al. DNA methylation age analysis of rapamycin in common marmosets. GeroScience. 2021.",
      "doi": "10.1007/s11357-021-00438-7",
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      "what_it_does_not_show": "A clock null does not establish absence of drug benefit; another exposure/species and blood compartment cannot validate human partial-reprogramming efficacy or safety.",
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        "A clock null does not establish absence of drug benefit; another exposure/species and blood compartment cannot validate human partial-reprogramming efficacy or safety."
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      "title": "Effect of Pitavastatin on Epigenetic Aging Biomarkers in People With HIV: Pilot Substudy of the REPRIEVE Trial.",
      "citation": "Corley MJ, Watanabe M, Pang APS et al. Effect of Pitavastatin on Epigenetic Aging Biomarkers in People With HIV: Pilot Substudy of the REPRIEVE Trial. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America. 2026.",
      "doi": "10.1093/cid/ciaf247",
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      "title": "Human clinical trial of plasmapheresis effects on biomarkers of aging (efficacy and safety trial).",
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      "what_it_shows": "A crossover plasmapheresis comparison altered circulating factors without significant clock rejuvenation and with selected clocks increasing.",
      "what_it_does_not_show": "Different removal regimen and marker outcomes do not establish human healthspan improvement or reprogramming failure; safety and procedural context remain specific.",
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        "Different removal regimen and marker outcomes do not establish human healthspan improvement or reprogramming failure; safety and procedural context remain specific."
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      "n": 19,
      "pmid": "33268865",
      "title": "Reprogramming to recover youthful epigenetic information and restore vision.",
      "citation": "Lu Y, Brommer B, Tian X et al. Reprogramming to recover youthful epigenetic information and restore vision. Nature. 2020.",
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        "Demethylation alone was insufficient; oldest visual-acuity result was not positive, and clock feature selection included OSK/injury associations despite separate validation samples; differentiated human neuroblastoma cells are not clinical recipients."
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      "n": 20,
      "pmid": "36638792",
      "title": "Loss of epigenetic information as a cause of mammalian aging.",
      "citation": "Yang JH, Hayano M, Griffin PT et al. Loss of epigenetic information as a cause of mammalian aging. Cell. 2023.",
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      "what_it_shows": "Induced epigenomic-change experiments advanced mouse aging-like physiological and molecular measures, with OSK-reversible signatures.",
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        "Forced DNA-repair/epigenomic injury does not establish natural human aging initiation or exclusively epigenetic mediation; an indexed erratum is retained without inventing its details."
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      "pmid": "37437248",
      "title": "Chemically induced reprogramming to reverse cellular aging.",
      "citation": "Yang JH, Petty CA, Dixon-McDougall T et al. Chemically induced reprogramming to reverse cellular aging. Aging. 2023.",
      "doi": "10.18632/aging.204896",
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      "what_it_does_not_show": "Less-than-one-week cultured-cell readouts are not adult-human clinical benefit or long-term safety; assay-selected rejuvenation does not prove a unique anti-aging mechanism.",
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      "pmid": "40816266",
      "title": "Prevalent mesenchymal drift in aging and disease is reversed by partial reprogramming.",
      "citation": "Lu JY, Tu WB, Li R et al. Prevalent mesenchymal drift in aging and disease is reversed by partial reprogramming. Cell. 2025.",
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      "title": "Targeted partial reprogramming of age-associated cell states improves markers of health in mouse models of aging.",
      "citation": "Sahu SK, Reddy P, Lu J et al. Targeted partial reprogramming of age-associated cell states improves markers of health in mouse models of aging. Science translational medicine. 2024.",
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      "pmid": "39210148",
      "title": "ImAge quantitates aging and rejuvenation.",
      "citation": "Alvarez-Kuglen M, Ninomiya K, Qin H et al. ImAge quantitates aging and rejuvenation. Nature aging. 2024.",
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      "title": "Restoration of neuronal progenitors by partial reprogramming in the aged neurogenic niche.",
      "citation": "Xu L, Ramirez-Matias J, Hauptschein M et al. Restoration of neuronal progenitors by partial reprogramming in the aged neurogenic niche. Nature aging. 2024.",
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      "title": "Sex-specific longitudinal reversal of aging in old frail mice.",
      "citation": "Kato C, Zheng J, Quang C et al. Sex-specific longitudinal reversal of aging in old frail mice. Aging. 2025.",
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      "title": "Vitamin B12 is a limiting factor for induced cellular plasticity and tissue repair.",
      "citation": "Kovatcheva M, Melendez E, Chondronasiou D et al. Vitamin B12 is a limiting factor for induced cellular plasticity and tissue repair. Nature metabolism. 2023.",
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        "Local retinal safety measures over the reported duration do not establish systemic or human safety; benefit diminished after withdrawal and shares the prior retinal OSK platform."
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      "pmid": "39937646",
      "title": "Cellular rejuvenation protects neurons from inflammation-mediated cell death.",
      "citation": "Drake SS, Mohammadnia A, Zaman A et al. Cellular rejuvenation protects neurons from inflammation-mediated cell death. Cell reports. 2025.",
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      "pmid": "31085557",
      "title": "Aging Human Hematopoietic Stem Cells Manifest Profound Epigenetic Reprogramming of Enhancers That May Predispose to Leukemia.",
      "citation": "Adelman ER, Huang HT, Roisman A et al. Aging Human Hematopoietic Stem Cells Manifest Profound Epigenetic Reprogramming of Enhancers That May Predispose to Leukemia. Cancer discovery. 2019.",
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      "citation": "Wang P, Wang R, Huo Y et al. Partial Reprogramming in Senescent Schwann Cells Enhances Peripheral Nerve Regeneration via Restoration of Stress Granule Homeostasis. Advanced science (Weinheim, Baden-Wurttemberg, Germany). 2025.",
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      "title": "Tissue damage and senescence provide critical signals for cellular reprogramming in vivo.",
      "citation": "Mosteiro L, Pantoja C, Alcazar N et al. Tissue damage and senescence provide critical signals for cellular reprogramming in vivo. Science (New York, N.Y.). 2016.",
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      "title": "p16High senescence restricts cellular plasticity during somatic cell reprogramming.",
      "citation": "Grigorash BB, van Essen D, Liang G et al. p16High senescence restricts cellular plasticity during somatic cell reprogramming. Nature cell biology. 2023.",
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      "title": "Multi-omic rejuvenation of naturally aged tissues by a single cycle of transient reprogramming.",
      "citation": "Chondronasiou D, Gill D, Mosteiro L et al. Multi-omic rejuvenation of naturally aged tissues by a single cycle of transient reprogramming. Aging cell. 2022.",
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        "A tauopathy model and candidate network mediator are not a clinical AD trial or human aging proof; sex/context and necessary signaling tests constrain generalization."
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      "n": 41,
      "pmid": "35266272",
      "title": "Partial reprogramming strategy for intervertebral disc rejuvenation by activating energy switch.",
      "citation": "Cheng F, Wang C, Ji Y et al. Partial reprogramming strategy for intervertebral disc rejuvenation by activating energy switch. Aging cell. 2022.",
      "doi": "10.1111/acel.13577",
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      "title": "Conserved Partial Reprogramming Effects on the Methylome.",
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      "title": "Development of an epigenetic clock resistant to changes in immune cell composition.",
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      "title": "Epigenetic reprogramming periosteum promotes aging critical segmental bone defect repair via methylation remodeling.",
      "citation": "Zheng J, Ke J, Wu S et al. Epigenetic reprogramming periosteum promotes aging critical segmental bone defect repair via methylation remodeling. Bioactive materials. 2026.",
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      "pmid": "39684245",
      "title": "Partial Reprogramming Exerts a Rejuvenating Effect on Human Mesenchymal Stem Cells That Underwent Replicative Senescence in Culture.",
      "citation": "Ivanova J, Shorokhova M, Pugovkina N et al. Partial Reprogramming Exerts a Rejuvenating Effect on Human Mesenchymal Stem Cells That Underwent Replicative Senescence in Culture. International journal of molecular sciences. 2024.",
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      "pmid": "35690067",
      "title": "Diverse partial reprogramming strategies restore youthful gene expression and transiently suppress cell identity.",
      "citation": "Roux AE, Zhang C, Paw J et al. Diverse partial reprogramming strategies restore youthful gene expression and transiently suppress cell identity. Cell systems. 2022.",
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      "pmid": "39037528",
      "title": "Cognitive rejuvenation in old rats by hippocampal OSKM gene therapy.",
      "citation": "Horvath S, Lacunza E, Mallat MC et al. Cognitive rejuvenation in old rats by hippocampal OSKM gene therapy. GeroScience. 2025.",
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      "title": "Comparative analysis of mouse strains for in vivo induction of reprogramming factors.",
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      "title": "Deciphering the roadmap of in vivo reprogramming toward pluripotency.",
      "citation": "Chondronasiou D, Martínez de Villarreal J, Melendez E et al. Deciphering the roadmap of in vivo reprogramming toward pluripotency. Stem cell reports. 2022.",
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      "citation": "Orr ME, Kotkowski E, Ramirez P et al. A randomized placebo-controlled trial of nicotinamide riboside in older adults with mild cognitive impairment. GeroScience. 2024.",
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      "title": "A computational solution for bolstering reliability of epigenetic clocks: Implications for clinical trials and longitudinal tracking.",
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      "title": "Evaluation of short-term epigenetic age fluctuation.",
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      "title": "In Vivo Amelioration of Age-Associated Hallmarks by Partial Reprogramming.",
      "citation": "Ocampo A, Reddy P, Martinez-Redondo P et al. In Vivo Amelioration of Age-Associated Hallmarks by Partial Reprogramming. Cell. 2016.",
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      "what_it_does_not_show": "Premature-aging genotype and recovery endpoints differ from normal human clinical healthspan; full identity/tumor safety and unique epigenetic aging mediation are not established by this abstract.",
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        "Premature-aging genotype and recovery endpoints differ from normal human clinical healthspan; full identity/tumor safety and unique epigenetic aging mediation are not established by this abstract."
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      "title": "Reprogramming in vivo produces teratomas and iPS cells with totipotency features.",
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      "what_it_does_not_show": "This full-reprogramming paradigm identifies a real delivery/state hazard but does not prove every controlled partial OSK regimen causes tumors or quantify human risk.",
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        "This full-reprogramming paradigm identifies a real delivery/state hazard but does not prove every controlled partial OSK regimen causes tumors or quantify human risk."
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      "pmid": "22056670",
      "title": "Rejuvenating senescent and centenarian human cells by reprogramming through the pluripotent state.",
      "citation": "Lapasset L, Milhavet O, Prieur A et al. Rejuvenating senescent and centenarian human cells by reprogramming through the pluripotent state. Genes & development. 2011.",
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      "what_it_shows": "Full pluripotent reprogramming of senescent/centenarian human cells reset telomeres and several physiology measures, followed by redifferentiation.",
      "what_it_does_not_show": "Passing through pluripotency and losing identity differs from partial identity-preserving treatment; donor age does not make this a clinical centenarian recipient study.",
      "confounders_present": [
        "Passing through pluripotency and losing identity differs from partial identity-preserving treatment; donor age does not make this a clinical centenarian recipient study."
      ],
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      "pmid": "29985406",
      "title": "AAVvector-mediated in vivo reprogramming into pluripotency.",
      "citation": "Senís E, Mosteiro L, Wilkening S et al. AAVvector-mediated in vivo reprogramming into pluripotency. Nature communications. 2018.",
      "doi": "10.1038/s41467-018-05059-x",
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      "what_it_shows": "AAV factor delivery produced mouse teratomas and circulating iPS cells, including full reprogramming without c-Myc and detectable vector integration.",
      "what_it_does_not_show": "Removing c-Myc alone did not prevent full plasticity in this regime; delivery, integration and expression duration differ from later controlled partial systems, so hazard cannot be generalized indiscriminately.",
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        "Removing c-Myc alone did not prevent full plasticity in this regime; delivery, integration and expression duration differ from later controlled partial systems, so hazard cannot be generalized indiscriminately."
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      "pmid": "38012287",
      "title": "In vivo reprogramming leads to premature death linked to hepatic and intestinal failure.",
      "citation": "Parras A, Vílchez-Acosta A, Desdín-Micó G et al. In vivo reprogramming leads to premature death linked to hepatic and intestinal failure. Nature aging. 2023.",
      "doi": "10.1038/s43587-023-00528-5",
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      "what_it_does_not_show": "The actual continuous exposure differs from beneficial cyclic/tissue-targeted regimes; lower toxicity and markers are not proof of comprehensive safety or human healthspan.",
      "confounders_present": [
        "The actual continuous exposure differs from beneficial cyclic/tissue-targeted regimes; lower toxicity and markers are not proof of comprehensive safety or human healthspan."
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      "pmid": "38322248",
      "title": "Initiation phase cellular reprogramming ameliorates DNA damage in the ERCC1 mouse model of premature aging.",
      "citation": "Paine PT, Rechsteiner C, Morandini F et al. Initiation phase cellular reprogramming ameliorates DNA damage in the ERCC1 mouse model of premature aging. Frontiers in aging. 2023.",
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      "what_it_does_not_show": "Forced genotype, combined exposure and molecular endpoints do not establish natural adult-human benefit, lifespan or a unique Yamanaka-specific necessary mechanism.",
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      "pmid": "39426381",
      "title": "Expansion of the neocortex and protection from neurodegeneration by in vivo transient reprogramming.",
      "citation": "Shen YR, Zaballa S, Bech X et al. Expansion of the neocortex and protection from neurodegeneration by in vivo transient reprogramming. Cell stem cell. 2024.",
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        "Embryonic effects cannot be credited as adult aging reversal; identity perturbation, developmental programming and prophylactic disease-model treatment remain separate from adult human clinical healthspan."
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      "pmid": "35420133",
      "title": "Natural killer cells act as an extrinsic barrier for in vivo reprogramming.",
      "citation": "Melendez E, Chondronasiou D, Mosteiro L et al. Natural killer cells act as an extrinsic barrier for in vivo reprogramming. Development (Cambridge, England). 2022.",
      "doi": "10.1242/dev.200361",
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        "Removing an immune barrier can favor plasticity while undermining surveillance; more reprogramming or larger organoids do not establish safely rejuvenated humans."
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      "pmid": "29280266",
      "title": "Senescence promotes in vivo reprogramming through p16INK4a and IL-6.",
      "citation": "Mosteiro L, Pantoja C, de Martino A et al. Senescence promotes in vivo reprogramming through p16INK4a and IL-6. Aging cell. 2018.",
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      "disease_phenotype_relevance": "yes",
      "perturbation_result_positive": "no",
      "perturbation_result_note": "Controlled partial reprogramming does change selected molecular and epigenetic measures. Human fibroblast studies, mouse tissues and factor screens show real experimental reset, with different clocks, factors and durations producing different changes. These mark-level and ectopic/cellular results do not establish an endogenous causal aging mechanism or clinical healthspan. Selected fractions, composition and training effects remain relevant; Γ describes mechanistic aging support, not a denial that markers changed.",
      "ceiling_from_boundary_check": "Γ"
    },
    {
      "subclaim_id": "SC2",
      "field_valid_perturbation_quote": "\n- Genetic or pharmacologic intervention producing reproducible lifespan/healthspan extension\n- Must separate developmental effects from true aging effects\n- Biomarker change alone does NOT satisfy this threshold",
      "qualifying_evidence_present": "no",
      "qualifying_evidence_citation": "",
      "gamma_hard_rules_triggered": [
        "No verified controlled adult-human clinical-benefit experiment; species and cell-to-recipient transfer remains bounded."
      ],
      "disease_phenotype_relevance": "yes",
      "perturbation_result_positive": "no",
      "perturbation_result_note": "No controlled prospective adult-human clinical-healthspan crossing was verified in the 69 examined original reports. Human donor-cell cultures, human-cell grafts into mice and preclinical function/survival results cannot replace human recipients. A separately verified ongoing ER-100 phase-1 ocular trial has a recent sponsor-reported uncontrolled short-term signal, which is retained as an early clinical lead but does not establish durable or controlled healthspan benefit. The credible preclinical programme supports Γ rather than narrative-only dismissal.",
      "ceiling_from_boundary_check": "Γ"
    },
    {
      "subclaim_id": "SC3",
      "field_valid_perturbation_quote": "\n- Genetic or pharmacologic intervention producing reproducible lifespan/healthspan extension\n- Must separate developmental effects from true aging effects\n- Biomarker change alone does NOT satisfy this threshold",
      "qualifying_evidence_present": "no",
      "qualifying_evidence_citation": "",
      "gamma_hard_rules_triggered": [
        "Marker movement/prediction is not intervention surrogacy, function or safety."
      ],
      "disease_phenotype_relevance": "yes",
      "perturbation_result_positive": "no",
      "perturbation_result_note": "Clocks can predict later risk and respond to some interventions, but predictive association and induced score change are not causal surrogate validation or tumor-risk prediction. Original fibroblast Results show migration changes that do not correlate with clock shifts and several clocks/telomere estimates that do not rejuvenate. Immune composition and technical noise demonstrably alter estimates. Retinal training uses injury/OSK-responsive features with independent test samples, supporting a local marker while requiring attention to circular interpretation. The broad prediction of functional benefit and safety is not established.",
      "ceiling_from_boundary_check": "Γ"
    },
    {
      "subclaim_id": "SC4",
      "field_valid_perturbation_quote": "\n- Genetic or pharmacologic intervention producing reproducible lifespan/healthspan extension\n- Must separate developmental effects from true aging effects\n- Biomarker change alone does NOT satisfy this threshold",
      "qualifying_evidence_present": "no",
      "qualifying_evidence_citation": "",
      "gamma_hard_rules_triggered": [
        "Limited model safety and identity markers do not establish broadly controlled adult-human tumor risk."
      ],
      "disease_phenotype_relevance": "yes",
      "perturbation_result_positive": "no",
      "perturbation_result_note": "Exact cyclic, tissue-restricted and transient systems can preserve or reacquire tested identity and show limited follow-up without lesions, which is genuine safety-feasibility evidence. However, some cells temporarily lose identity, Sendai residues cause an adverse assay, continuous systemic induction can cause organ failure, and full reprogramming produces teratomas even without c-Myc in one AAV setting. These exposures differ, so they do not prove every partial system is dangerous. Nor do small short negative-safety observations establish sufficiently controlled tumor/identity risk across adult-human deliveries.",
      "ceiling_from_boundary_check": "Γ"
    },
    {
      "subclaim_id": "SC5",
      "field_valid_perturbation_quote": "\n- Genetic or pharmacologic intervention producing reproducible lifespan/healthspan extension\n- Must separate developmental effects from true aging effects\n- Biomarker change alone does NOT satisfy this threshold",
      "qualifying_evidence_present": "yes",
      "qualifying_evidence_citation": "PMID38381405, PMID36287172, PMID32210226, PMID33268865, PMID41672073, PMID39037528, PMID27984723",
      "gamma_hard_rules_triggered": [
        "Actual preclinical functional/survival perturbations are retained within the experimental system; inference to endogenous human aging remains Γ."
      ],
      "disease_phenotype_relevance": "yes",
      "perturbation_result_positive": "yes",
      "perturbation_result_note": "Supplemental SC5 explicitly added after discovery preserves real preclinical therapeutic sufficiency. Retinal OSK changes mouse vision with pathway controls and mapped age/readout limits; fly cycling changes survival relative to continuous expression, and additional rat/worm/mouse regimens have specified functional or survival positives. These are causally operative in experimentally defined contexts, supporting Ε for the preclinical proposition. They do not establish endogenous human aging necessity or higher independent convergence on a unique epigenetic-age mediator.",
      "ceiling_from_boundary_check": "Δ or higher"
    }
  ],
  "thresholds_tested": [
    {
      "subclaim_id": "SC1",
      "threshold": "Δ",
      "requirement_quoted": "Requires at least one endogenous perturbation showing the proposed feature contributes causally to the claimed output.",
      "satisfied": "no",
      "supporting_evidence": [],
      "what_would_cross_it": "Use endogenous or precisely controlled locus/pathway interventions and rescue with cell-cycle/identity controls to link a specific epigenetic change to aging-relevant function rather than a clock score."
    },
    {
      "subclaim_id": "SC2",
      "threshold": "Δ",
      "requirement_quoted": "Requires at least one intervention changing lifespan or healthspan in a way consistent with the hypothesis.",
      "satisfied": "no",
      "supporting_evidence": [],
      "what_would_cross_it": "A controlled prospective human trial of exact partial delivery must improve independently assessed clinical function/disease trajectory with a durable full-population estimand and exposure-specific safety monitoring."
    },
    {
      "subclaim_id": "SC3",
      "threshold": "Δ",
      "requirement_quoted": "Requires at least one intervention changing lifespan or healthspan in a way consistent with the hypothesis.",
      "satisfied": "no",
      "supporting_evidence": [],
      "what_would_cross_it": "Prospectively show that induced clock change predicts independently measured function across distinct interventions and does not merely encode training targets, cell composition or selection; separately validate identity/tumor safety."
    },
    {
      "subclaim_id": "SC4",
      "threshold": "Δ",
      "requirement_quoted": "Requires at least one intervention changing lifespan or healthspan in a way consistent with the hypothesis.",
      "satisfied": "no",
      "supporting_evidence": [],
      "what_would_cross_it": "Map dose/duration/vehicle/tissue windows in preclinical and adult-human recipients with lineage tracing, delivery persistence, genomic stability and sufficiently long tumor and function follow-up."
    },
    {
      "subclaim_id": "SC5",
      "threshold": "Δ",
      "requirement_quoted": "Requires at least one intervention changing lifespan or healthspan in a way consistent with the hypothesis.",
      "satisfied": "yes",
      "supporting_evidence": [
        "[1] AAV-OSK in very-old male mice improved remaining median survival and frailty, while immortalized human keratinocytes showed selected methylation-age changes.",
        "[4] Actual Drosophila M/R show cyclic OKSM and senolytic-peptide interventions extending selected survival measures, whereas continuous OKSM shortened life.",
        "[9] Transient factor mRNAs improved human-cell measures; treated old mouse muscle stem cells restored force in mouse graft recipients and human-cell grafts increased mouse bioluminescence.",
        "[19] Original retinal OSK M/R show functional vision benefit after mouse glaucoma injury and in a defined aging context, with Tet1/Tet2/TDG dependence.",
        "[33] Engram-targeted OSK restored selected learning/memory measures and cellular/synaptic patterns in old/AD-model mice.",
        "[47] Thirty-nine-day hippocampal OSKM in old female rats improved selected cognition versus old vector controls with marginal clock rejuvenation.",
        "[61] Cyclic OSKM extended progeroid-mouse life and improved selected older wild-type injury/metabolic recovery outcomes."
      ],
      "what_would_cross_it": ""
    },
    {
      "subclaim_id": "SC5",
      "threshold": "Ε",
      "requirement_quoted": "Requires causal effect in constrained contexts, backgrounds, or species.",
      "satisfied": "yes",
      "supporting_evidence": [
        "[1] AAV-OSK in very-old male mice improved remaining median survival and frailty, while immortalized human keratinocytes showed selected methylation-age changes.",
        "[4] Actual Drosophila M/R show cyclic OKSM and senolytic-peptide interventions extending selected survival measures, whereas continuous OKSM shortened life.",
        "[9] Transient factor mRNAs improved human-cell measures; treated old mouse muscle stem cells restored force in mouse graft recipients and human-cell grafts increased mouse bioluminescence.",
        "[19] Original retinal OSK M/R show functional vision benefit after mouse glaucoma injury and in a defined aging context, with Tet1/Tet2/TDG dependence.",
        "[33] Engram-targeted OSK restored selected learning/memory measures and cellular/synaptic patterns in old/AD-model mice.",
        "[47] Thirty-nine-day hippocampal OSKM in old female rats improved selected cognition versus old vector controls with marginal clock rejuvenation.",
        "[61] Cyclic OSKM extended progeroid-mouse life and improved selected older wild-type injury/metabolic recovery outcomes."
      ],
      "what_would_cross_it": ""
    },
    {
      "subclaim_id": "SC5",
      "threshold": "Ζ",
      "requirement_quoted": "Requires:\n- Reproducible intervention effects\n- Mechanistic narrowing\n- Evidence not reducible to general sickness, caloric reduction, or developmental artifacts",
      "satisfied": "no",
      "supporting_evidence": [
        "[1] AAV-OSK in very-old male mice improved remaining median survival and frailty, while immortalized human keratinocytes showed selected methylation-age changes.",
        "[4] Actual Drosophila M/R show cyclic OKSM and senolytic-peptide interventions extending selected survival measures, whereas continuous OKSM shortened life.",
        "[9] Transient factor mRNAs improved human-cell measures; treated old mouse muscle stem cells restored force in mouse graft recipients and human-cell grafts increased mouse bioluminescence.",
        "[19] Original retinal OSK M/R show functional vision benefit after mouse glaucoma injury and in a defined aging context, with Tet1/Tet2/TDG dependence.",
        "[33] Engram-targeted OSK restored selected learning/memory measures and cellular/synaptic patterns in old/AD-model mice.",
        "[47] Thirty-nine-day hippocampal OSKM in old female rats improved selected cognition versus old vector controls with marginal clock rejuvenation.",
        "[61] Cyclic OSKM extended progeroid-mouse life and improved selected older wild-type injury/metabolic recovery outcomes."
      ],
      "what_would_cross_it": "Independently reproduce exact defined-regimen benefits and combine orthogonal mechanism/rescue, function and trajectory evidence excluding selection, injury-specific repair, developmental change and delivery artifacts."
    }
  ],
  "generalization_check": {
    "generalization_tested": "yes",
    "context_boundary_mapped": "yes",
    "internal_negative_controls": [
      "Fibroblast migration did not correlate with clock response; some clocks and telomere estimate did not rejuvenate.",
      "Partial fibroblast reprogramming temporarily suppresses identity and succeeds in selected fractions.",
      "Continuous fly OKSM shortens life while limited cycles improve it, with temperature-matched controls.",
      "TET-dependent retinal recovery is not reproduced by global demethylation alone; the oldest visual readout is not positive.",
      "Continuous systemic mouse OSKM causes early organ failure; tissue exclusions attenuate hazard.",
      "Full AAV reprogramming can produce teratomas even without c-Myc.",
      "NR marker/clock changes coexist with stable cognition in a human trial.",
      "Human graft donors do not make immunocompromised mouse recipients human."
    ],
    "note": "Species, factor subsets, durations, developmental timing, tissue and clinical readouts show mapped positive/null/hazard boundaries. These support preclinical context-specific SC5 rather than an untested-universal claim. Adult-human clinical healthspan remains a separate unconfirmed scope. Sorting reprogramming intermediates and selecting healthy terminal mouse survivors are real source methods, not eligibility changes that can remove failures from this review."
  },
  "falsification_patterns_met": [
    {
      "pattern": "Universal marker-to-function coupling fails",
      "evidence": "Fibroblast migration did not correlate with clock changes, while clock-specific and NR cognition dissociations bound surrogate claims. No extra penalty is applied beyond the stated cap.",
      "downgrade_applied": false
    },
    {
      "pattern": "More reprogramming is not invariably more benefit",
      "evidence": "Continuous fly expression and continuous mouse organ exposure produce harm, whereas defined cyclic or local systems have positives. These are mapped context boundaries, not rejection of every partial protocol.",
      "downgrade_applied": false
    }
  ],
  "pitfalls_flagged": [
    {
      "pitfall": "Confirmation by biomarker",
      "where": "Clock-years and transcript reset do not equal adult-human healthspan or tumor safety."
    },
    {
      "pitfall": "Donor/recipient system conflation",
      "where": "Human cells, centenarian donors and mouse xenografts are not treated adult-human recipients."
    },
    {
      "pitfall": "Intervention specificity assumed",
      "where": "Chemical cocktails, factor subsets, regeneration and TET dependence do not isolate a unique common epigenetic-age mediator."
    },
    {
      "pitfall": "Developmental benefit treated as aging reversal",
      "where": "Embryonic neural expansion and early-life models remain separate from adult aging interventions."
    },
    {
      "pitfall": "Scope fitted to outcome",
      "where": "Sorted successful cells, healthy terminal survivors and retrospective responders cannot define the nominal recipient population."
    },
    {
      "pitfall": "Replication confused with independence",
      "where": "Retinal follow-ups, mouse multiomics, shared diet trials and dataset reanalyses retain parents/platform overlap."
    },
    {
      "pitfall": "Safety absence generalized",
      "where": "Short no-lesion follow-up is not zero lifetime risk; full-reprogramming harms do not quantify every partial regimen."
    }
  ],
  "causal_tally_audit": {
    "tally_claimed_by_document": 7,
    "tally_after_audit": 7,
    "tally_unit": "Positive qualifying study units across scoped subclaims, not independent causal lines or full-claim necessity/sufficiency.",
    "screened_discriminating_contrasts": 59,
    "items_rejected": [
      "Null and negative contrasts are discriminators, not positive threshold crossings. Reports and replications are not independent causal lines.",
      "Primary adult-human controlled healthspan positive tally is zero; preclinical SC5 exact systems retain their own positive study units.",
      "Multiple species/endpoints, platform follow-ups and public-dataset reanalyses are reports rather than automatically independent human causal lines.",
      "The ER-100 registry and sponsor interim release do not pad the 69 original-paper count or supply a controlled clinical-healthspan crossing."
    ]
  },
  "steelman": {
    "case_one_rung_higher": "Δ for adult-human healthspan could be defended by borrowing strong preclinical functional results or the new ER-100 interim human visual signal. The strongest version still needs reliable controlled clinical attribution and durability in actual human recipients; cell clocks, mouse grafts and an open-label three-person sponsor report do not supply that gate. Supplemental preclinical Ε is retained separately.",
    "case_one_rung_lower": "Β could be defended from clock-age correlation alone, but would discard direct factor/cocktail interventions, local functional recovery, survival and mechanism controls. These establish real partial-system and preclinical therapeutic action, making Γ more appropriate for unconfirmed human clinical translation.",
    "which_rejected": "Reject a human Δ upgrade because the required clinical gate is unverified, and reject association-only Β because controlled partial systems have mechanistic/function support. Retain Γ for SC2 and preserve Ε in explicitly post-discovery SC5. Neither provider enthusiasm nor a lack of a completed human trial is used to dismiss the entire experimental phenomenon.",
    "blocking_cap_threshold_or_missing_experiment": "Missing experiment: A prospective exact-delivery adult-human trial measures independently masked objective clinical function and disease trajectory against a justified concurrent comparator, with prespecified exposure duration and full-recipient estimands. Analyze clock change independently of training/selection and test whether it predicts function beyond baseline factors. Use monitored dose/duration windows and long-term identity, inflammatory, delivery and tumor surveillance; no outcome-defined recipient exclusions."
  },
  "final_score": {
    "hsef_level": "Γ",
    "hsef_descriptor": "Mechanistically plausible, partial system support",
    "confidence": "Moderate",
    "confidence_rationale": "69 primary reports with 5 selected partial-body examinations; density, heterogeneous controls and incomplete access set the confidence, not correctness.",
    "rests_on_non_peer_reviewed_work": false,
    "rationale": "The preregistered adult-human clinical-healthspan primary remains Γ with Moderate confidence. Direct original-body checks preserve real preclinical function and lifespan benefits while preventing cells, xenografts or remaining mouse lifespan from being presented as treated-human outcomes. A verified first-in-human ER-100 study and sponsor interim signal make this an active translational programme, not an established clinical result. The post-discovery nongating preclinical SC5 receives Ε within its exact experimental contexts."
  },
  "role_of_mechanism": {
    "classification": "reinforcing / stabilizing factor",
    "derivation_step_matched": 5,
    "derivation": "Applied factors precede marker and selected functional responses, so the intervention modifies established tissue/disease trajectories. Necessity, endogenous initiation and rate limitation across adult human aging are not shown; other metabolic or repair interventions can alter outcomes. The classification denotes a therapeutic modification role rather than declaring the Yamanaka factors an endogenous primary aging driver.",
    "tournament_used_as_tiebreaker": false,
    "note": "Derived from causal direction, not tournament rank."
  },
  "extended_scoring_MSD": {
    "momentum": {
      "value": "Decisive work underway",
      "artifact": "ER-100 NCT07290244 is a named prospective human ocular intervention measuring safety and visual function. It is an early unmasked dose-escalation step toward the clinical boundary; controlled confirmation would still be required.",
      "justification": "ER-100 NCT07290244 is a named prospective human ocular intervention measuring safety and visual function. It is an early unmasked dose-escalation step toward the clinical boundary; controlled confirmation would still be required."
    },
    "stability": {
      "value": "Uncertain",
      "trigger": "Pending ER-100 human function and longer safety observations could strengthen clinical translation or expose delivery/identity harms; current interim evidence cannot determine direction or durable causal efficacy. Registry completion dates are estimates, not promised publications.",
      "justification": "Pending ER-100 human function and longer safety observations could strengthen clinical translation or expose delivery/identity harms; current interim evidence cannot determine direction or durable causal efficacy. Registry completion dates are estimates, not promised publications."
    },
    "divergence": {
      "implied_level": null,
      "implied_level_basis": "Marker-year reversal, broad anti-aging framing and specific ocular therapeutic translation imply different scopes, not one measurable field ladder level.",
      "assessed_level": "Γ",
      "gap_in_rungs": null,
      "value": "Contested",
      "justification": "Do not manufacture a field-consensus score or belief gap from sponsor language, provider counts or editorial popularity."
    },
    "calibration_note": "M/S/D never modify HSEF level or confidence."
  },
  "change_record": {
    "applies": false,
    "prior_level": "none assigned",
    "prior_confidence": null,
    "prior_source": null,
    "derived_before_consulting_prior": true,
    "new_level": "Γ",
    "direction": "newly assigned",
    "what_moved_it": "Fresh primary evidence appraisal; not blinded.",
    "divergence_from_other_reviewers": null
  },
  "proposed_decisive_experiments": [
    {
      "name": "Registered boundary experiment",
      "experiment": "A prospective exact-delivery adult-human trial measures independently masked objective clinical function and disease trajectory against a justified concurrent comparator, with prespecified exposure duration and full-recipient estimands. Analyze clock change independently of training/selection and test whether it predicts function beyond baseline factors. Use monitored dose/duration windows and long-term identity, inflammatory, delivery and tumor surveillance; no outcome-defined recipient exclusions.",
      "readout": "Clinical function/disease outcome and durable safety primary; tissue identity, delivery persistence and adverse lesions measured separately; clock and other markers are mechanistic secondary endpoints.",
      "critical_control": "Matched comparator, independent blinded function measurement, repeat baseline assessment/practice-effect control, prospective pathology/lineage and adverse-event review, locked clocks with independent outcome validation, all assigned/treated recipients retained.",
      "supporting_result": "A credible durable human clinical function effect would cross the appropriate scoped first causal threshold; independent exact-context replication and mediator separation would move higher. Marker improvement alone is insufficient.",
      "falsifying_result": "Clock changes without clinical function, loss of identity or adverse delivery consequences bound the specific human regimen; failure cannot be excused by selecting successful molecular responders."
    }
  ],
  "knowledge_gaps": [
    {
      "name": "Gap 1",
      "statement": "Controlled durable adult-human clinical function rather than cell or animal transfer.",
      "relevance": "Limits mechanism identification or scope."
    },
    {
      "name": "Gap 2",
      "statement": "Independent clock-to-function intervention-surrogate validation and separate safety prediction.",
      "relevance": "Limits mechanism identification or scope."
    },
    {
      "name": "Gap 3",
      "statement": "Quantified exact-factor delivery/duration safety windows across relevant tissues and baseline diseases.",
      "relevance": "Limits mechanism identification or scope."
    },
    {
      "name": "Gap 4",
      "statement": "Mechanism-specific rescue distinguishing epigenetic repair from selection, dedifferentiation, altered metabolism and injury-specific regeneration.",
      "relevance": "Limits mechanism identification or scope."
    },
    {
      "name": "Gap 5",
      "statement": "Late-life versus developmental, sex, species and tissue generalization; remaining lifespan distinguished from total life.",
      "relevance": "Limits mechanism identification or scope."
    },
    {
      "name": "Gap 6",
      "statement": "Complete supplements, source-overlap reconstruction and long-term safety beyond the selected body passages.",
      "relevance": "Limits mechanism identification or scope."
    }
  ],
  "review_metadata": {
    "review_date": "2026-10-13",
    "reviewer": "Codex",
    "evidence_base_note": "69 primary reports; literature cutoff 2026-10-13; source examination UTC date 2026-10-13; bounded critical review, not exhaustive systematic review.",
    "literature_tools_available": true,
    "literature_tools_note": "Life Sciences Literature PubMed/Entrez, separately logged public original-body retrieval, and Consensus Pro browser searches. Provider output retained as observed browser text with citation-link mappings, or as previously exported connector documents where present. AI synthesis is not primary full-text verification. Consensus retrieved/included counts are not examined-primary counts. Scite monthly limit was reached earlier in this session; no new Scite query or incoming citation-context audit is claimed for these cases. Tool receipts record actual use. Supplementary discovery outputs do not earn primary-count credit. No independent blinded review.",
    "skill_version": "5.3",
    "validator_run": "PASS: exact archived HSEF v5.3 validator rerun after final sealing.",
    "validator_warnings_addressed": "No warnings.",
    "limits": "Bounded source-based critical review; no complete-paper/supplement audit, independent scientific peer review or blinded calibration. Revision cases retain original prose outside the three framework output blocks and have explicit correction logs."
  },
  "is_calibration_entry": {
    "value": false,
    "entry_role": "not_calibration",
    "blind_graded": null,
    "completed_blinded_calibration": false,
    "expected_band_sealed_at": "",
    "target_sha256": "",
    "target_authorship": "not applicable",
    "target_author_saw_review": null,
    "future_run_status": "not prepared",
    "unblinded_reason": "These topic families were selected from an editorial traffic-priority list. Selection was visible; no blind calibration or predetermined clinical verdict was preregistered."
  },
  "upper_ladder_check": {
    "final_level_below_zeta": true,
    "equivalents_considered": [
      {
        "kind": "mendelian_randomization",
        "available": false,
        "why_not_sufficient": "Controlled expression, withdrawal, tissue targeting and pathway rescue make higher rungs reachable for specified contexts. TET/TDG controls narrow retinal action but do not identify a universal human aging mediator. Mouse/rat/fly/worm successes use different factors, populations and outcomes and are not 69 independent causal lines. Human genetics on the exact delivered exposure, lifelong natural experiments and independently convergent human drug classes were considered; no qualifying human clinical set was examined. ER-100 is a genuine early clinical attempt, whose design and interim signal do not yet meet the primary causal gate."
      },
      {
        "kind": "natural_experiment",
        "available": false,
        "why_not_sufficient": "Controlled expression, withdrawal, tissue targeting and pathway rescue make higher rungs reachable for specified contexts. TET/TDG controls narrow retinal action but do not identify a universal human aging mediator. Mouse/rat/fly/worm successes use different factors, populations and outcomes and are not 69 independent causal lines. Human genetics on the exact delivered exposure, lifelong natural experiments and independently convergent human drug classes were considered; no qualifying human clinical set was examined. ER-100 is a genuine early clinical attempt, whose design and interim signal do not yet meet the primary causal gate."
      },
      {
        "kind": "dose_response_across_populations",
        "available": false,
        "why_not_sufficient": "Controlled expression, withdrawal, tissue targeting and pathway rescue make higher rungs reachable for specified contexts. TET/TDG controls narrow retinal action but do not identify a universal human aging mediator. Mouse/rat/fly/worm successes use different factors, populations and outcomes and are not 69 independent causal lines. Human genetics on the exact delivered exposure, lifelong natural experiments and independently convergent human drug classes were considered; no qualifying human clinical set was examined. ER-100 is a genuine early clinical attempt, whose design and interim signal do not yet meet the primary causal gate."
      },
      {
        "kind": "withdrawal_rechallenge",
        "available": true,
        "why_not_sufficient": "Controlled expression, withdrawal, tissue targeting and pathway rescue make higher rungs reachable for specified contexts. TET/TDG controls narrow retinal action but do not identify a universal human aging mediator. Mouse/rat/fly/worm successes use different factors, populations and outcomes and are not 69 independent causal lines. Human genetics on the exact delivered exposure, lifelong natural experiments and independently convergent human drug classes were considered; no qualifying human clinical set was examined. ER-100 is a genuine early clinical attempt, whose design and interim signal do not yet meet the primary causal gate."
      },
      {
        "kind": "therapeutic_perturbation_hard_endpoint",
        "available": false,
        "why_not_sufficient": "Controlled expression, withdrawal, tissue targeting and pathway rescue make higher rungs reachable for specified contexts. TET/TDG controls narrow retinal action but do not identify a universal human aging mediator. Mouse/rat/fly/worm successes use different factors, populations and outcomes and are not 69 independent causal lines. Human genetics on the exact delivered exposure, lifelong natural experiments and independently convergent human drug classes were considered; no qualifying human clinical set was examined. ER-100 is a genuine early clinical attempt, whose design and interim signal do not yet meet the primary causal gate."
      }
    ],
    "convergence_present": false,
    "cap_reapplied_to_convergent_set": false
  },
  "provenance_header": {
    "sources_total": 69,
    "claims_total": 75,
    "claims_verified": 75,
    "claims_unverified": 0,
    "claims_contradicted": 0,
    "tier_a_sources": 69,
    "generated_by": "Codex; HSEF v5.3",
    "gate_passed": true
  },
  "claims": [
    {
      "id": "C1",
      "text": "AAV-OSK in very-old male mice improved remaining median survival and frailty, while immortalized human keratinocytes showed selected methylation-age changes. Actual M/R compare concurrent buffer controls, invoke historical AAV controls, select healthy survivors for methylation and selected immortalized cells; remaining life gain is not doubled total life or treated-human healthspan.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        1
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. Selected body sections: 1:Materials and Methods:paragraph1, 1:Materials and Methods:paragraph2, 1:Materials and Methods:paragraph3, 1:Materials and Methods:paragraph4, 1:Materials and Methods:paragraph7, 1:Materials and Methods:paragraph8, 2:Results:paragraph1, 2:Results:paragraph3, 2:Results:paragraph4, 2:Results:paragraph5, 2:Results:paragraph6, 2:Results:paragraph7, 2:Results:paragraph10, 2:Results:paragraph11. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C2",
      "text": "Transient maturation-phase OSKM reset selected clocks, collagen and partial migration in three human-donor fibroblast cultures. Actual M/R show sorted reprogramming fractions, temporary identity loss then recovery, variable migration uncorrelated with clocks, clock-specific responses and no telomere-clock rejuvenation; no adult-human clinical trial.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3",
        "SC4"
      ],
      "source_ns": [
        2
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. Selected body sections: 1:Results:paragraph0, 1:Results:paragraph4, 1:Results:paragraph7, 1:Results:paragraph17, 1:Results:paragraph22, 1:Results:paragraph23, 3:Materials and methods:paragraph1, 3:Materials and methods:paragraph2, 3:Materials and methods:paragraph14, 3:Materials and methods:paragraph16. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C3",
      "text": "Hepatocyte-selective OSK mRNA nanoparticles reduced fibrogenic signaling and fibrosis in CCl4-injured mice. Forced injury, progenitor-like hepatocytes and delivery-specific preclinical safety do not establish systemic healthy-human benefit, stable identity or lifetime tumor absence.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        3
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C4",
      "text": "Actual Drosophila M/R show cyclic OKSM and senolytic-peptide interventions extending selected survival measures, whereas continuous OKSM shortened life. Adults without embryonic expression and temperature-matched controls support regimen-specific effects; the senolytic is a fly orthologous peptide, and mortality-model age-acceleration changes prevent simple universal aging-slowing or human translation.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        4
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. Selected body sections: 1:RESULTS:paragraph0, 1:RESULTS:paragraph4, 1:RESULTS:paragraph13, 1:RESULTS:paragraph17, 1:RESULTS:paragraph21, 1:RESULTS:paragraph22, 3:MATERIALS AND METHODS:paragraph2, 3:MATERIALS AND METHODS:paragraph19, 3:MATERIALS AND METHODS:paragraph22. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C5",
      "text": "Sendai-delivered hTERT/BMI1/SV40T in human MSCs prolonged proliferation and reset transcriptomic programs with normal examined karyotypes and retained differentiation. This distinct factor set and culture/manufacturing result is not a human treatment trial; normal karyotype does not prove absent oncogenic or residual-delivery risk.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        5
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C6",
      "text": "Transient OSKM improved senescent epidermal-stem-cell proliferation, self-renewal and methylation measures with epithelial identity retained over short follow-up. Two-week maintenance and stem-cell markers are not human clinical healthspan or long-term tumor safety; proposed DNMT1 involvement needs necessary mediator tests.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        6
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C7",
      "text": "A pharmacological cocktail improved senescent endothelial-cell functions and short-term hind-limb perfusion in old mice. Cultured-cell and induced-ischemia outcomes differ from systemic aging; approved individual compounds do not establish this combination's clinical safety or partial-reprogramming specificity.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        7
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C8",
      "text": "Young circulation and LTBR-directed manipulations improved old-mouse liver regeneration with a parallel human graft-age association. A retrospective human transplantation association is not assigned partial reprogramming in adult recipients; parabiotic and injury-repair scopes and the different LTBR exposure remain distinct.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        8
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C9",
      "text": "Transient factor mRNAs improved human-cell measures; treated old mouse muscle stem cells restored force in mouse graft recipients and human-cell grafts increased mouse bioluminescence. Actual M/R identify human donors but immunocompromised mouse recipients; force results and three-month no-lesion autopsy are not human functional-healthspan or lifetime safety results.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        9
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. Selected body sections: 1:Results:paragraph6, 1:Results:paragraph15, 1:Results:paragraph17, 1:Results:paragraph18, 1:Results:paragraph19, 2:Methods:paragraph3, 2:Methods:paragraph4, 2:Methods:paragraph6, 2:Methods:paragraph35, 2:Methods:paragraph36. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C10",
      "text": "An eight-week 43-man lifestyle pilot reported a favorable saliva DNAmAge difference versus untreated controls. A lifestyle exposure is not partial cellular reprogramming; clock shifts do not demonstrate clinical years regained, and two indexed errata remain linked without detailed correction audit.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC3",
        "SC4"
      ],
      "source_ns": [
        10
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C11",
      "text": "DIRECT PLUS found no between-assigned-diet differences in clock change, while adherence and selected polyphenol measures correlated with attenuation. Within-adherence associations and observed-versus-expected age differ from randomized-group effects; neither establishes reprogramming or clinical benefit from clock movement.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        11
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C12",
      "text": "Exploratory posthoc semaglutide analysis in 84 HIV-lipohypertrophy adults reported changes across selected epigenetic clocks at 32 weeks. Epigenetic outcomes were not prespecified; drug, cohort, multiplicity and short duration cannot establish OSK clinical healthspan or clock-mediated benefit; earlier version is linked status, not another trial.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        12
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C13",
      "text": "Secondary analysis of the small methylation-lifestyle study associated dietary components with clock change after selected adjustments. Shares the parent intervention and nonrandom achieved dietary intake; it does not supply independent causal marker validation or a reprogramming clinical trial.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        13
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C14",
      "text": "DAMA factorial diet/activity assignment in 219 women altered selected DNAmGrimAge and epigenetic-mutation measures over two years. Changing an aging biomarker is not demonstrating clinical aging reversal, and diet/activity differ from cellular reprogramming.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        14
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C15",
      "text": "Marmoset clock development yielded age predictors but rapamycin intervention produced no significant blood epigenetic-age effect. A clock null does not establish absence of drug benefit; another exposure/species and blood compartment cannot validate human partial-reprogramming efficacy or safety.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        15
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C16",
      "text": "A REPRIEVE substudy found no pitavastatin PCGrimAge difference but a selected DunedinPACE difference at 24 months. The parent clinical cardiovascular benefit and differing clock responses cannot prove a universal clock surrogate; statin exposure and a 99-person substudy are not OSK recipients.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        16
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C17",
      "text": "A 42-person plasma-exchange study reported selected multi-omic/clock improvements, with two adverse-event discontinuations. Entry-date-based assignment deserves scrutiny; exploratory biomarkers, IVIG and exchange regimens are not Yamanaka exposure, clinical healthspan or universally safe aging reversal.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC3",
        "SC4"
      ],
      "source_ns": [
        17
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C18",
      "text": "A crossover plasmapheresis comparison altered circulating factors without significant clock rejuvenation and with selected clocks increasing. Different removal regimen and marker outcomes do not establish human healthspan improvement or reprogramming failure; safety and procedural context remain specific.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC3",
        "SC4"
      ],
      "source_ns": [
        18
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C19",
      "text": "Original retinal OSK M/R show functional vision benefit after mouse glaucoma injury and in a defined aging context, with Tet1/Tet2/TDG dependence. Demethylation alone was insufficient; oldest visual-acuity result was not positive, and clock feature selection included OSK/injury associations despite separate validation samples; differentiated human neuroblastoma cells are not clinical recipients.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        19
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. Selected body sections: 3:Regeneration requires DNA demethylation:paragraph0, 3:Regeneration requires DNA demethylation:paragraph1, 5:Recovery of vision in mice with glaucoma:paragraph0, 5:Recovery of vision in mice with glaucoma:paragraph1, 6:Restoration of vision in old mice:paragraph0, 6:Restoration of vision in old mice:paragraph1, 6:Restoration of vision in old mice:paragraph2, 8:Methods:paragraph0, 8:Methods:paragraph16, 8:Methods:paragraph21, 8:Methods:paragraph28, 8:Methods:paragraph34. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C20",
      "text": "Induced epigenomic-change experiments advanced mouse aging-like physiological and molecular measures, with OSK-reversible signatures. Forced DNA-repair/epigenomic injury does not establish natural human aging initiation or exclusively epigenetic mediation; an indexed erratum is retained without inventing its details.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3",
        "SC4"
      ],
      "source_ns": [
        20
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C21",
      "text": "Six chemical cocktails improved human-cell transcriptomic aging and nucleocytoplasmic-compartment measures without reported loss of examined identity. Less-than-one-week cultured-cell readouts are not adult-human clinical benefit or long-term safety; assay-selected rejuvenation does not prove a unique anti-aging mechanism.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3",
        "SC4"
      ],
      "source_ns": [
        21
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C22",
      "text": "Large cross-tissue expression analysis identified mesenchymal drift, and selected factor suppression/partial reprogramming reduced drift and aging signatures. Human disease-survival association plus cellular perturbation does not establish adult clinical treatment benefit, necessary drift mediation or independent patient-level validation of every tissue.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3"
      ],
      "source_ns": [
        22
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C23",
      "text": "Cdkn2a-targeted OSK improved survival/selected function in progeroid and old wild-type mice, with no reported change in observed tumor incidence. Specific targeting and mouse follow-up are not proof of zero tumor risk across deliveries or human recipients; fibroblast inflammatory changes are not human healthspan.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        23
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C24",
      "text": "ImAge imaging captured mouse aging trajectories and intervention-associated changes, with locomotor correlations. An imaging marker-function correlation is not a prospectively validated surrogate for reprogramming clinical benefit or safety; linked earlier version and erratum do not add studies.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        24
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C25",
      "text": "Whole-body or niche-targeted partial reprogramming increased old-mouse neuroblast/new-neuron measures and altered aging signatures. Neurogenic output is not human cognition or clinical healthspan; cell proportion, proliferation and niche effects require distinctions from stable identity and long-term safety.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        25
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C26",
      "text": "Oxytocin plus ALK5 inhibition improved old-frail male mouse function and survival, while female longevity benefit was absent. This different treatment demonstrates sex/context and acute-marker/durable-function limits, not a Yamanaka-factor causal crossing; remaining and total lifespan percentages differ and an erratum remains linked.",
      "carries_number": true,
      "load_bearing_for": [
        "SC2",
        "SC3",
        "SC4"
      ],
      "source_ns": [
        26
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C27",
      "text": "B12 supplementation increased OSKM reprogramming efficiency and improved repair, with H3K36me3 and metabolic links. Factor efficiency and colitis repair are not adult human healthspan or globally safe identity preservation; one-carbon/metabolic coeffects need separated mediation.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        27
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C28",
      "text": "An EMF-controlled switch induced OSK in old mice and used mechanistic screening to identify activation dependencies. A controllable delivery platform is not verified human anti-aging efficacy or tumor-free lifetime safety; an indexed correction is attached and unrelated switch applications remain separate.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        28
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C29",
      "text": "Mouse glaucoma OSK follow-up reported sustained vision benefits, expression withdrawal kinetics and no examined retinal/body-weight adverse changes. Local retinal safety measures over the reported duration do not establish systemic or human safety; benefit diminished after withdrawal and shares the prior retinal OSK platform.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        29
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C30",
      "text": "Longer physiological-aging mouse reprogramming regimens changed tissue/metabolic signatures and selected aging phenotypes with duration dependence. Regimen-specific observations do not establish human healthspan, isolated epigenetic-clock mediation or absence of all neoplasia; late-life versus developmental timing remains critical.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3",
        "SC4"
      ],
      "source_ns": [
        30
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C31",
      "text": "A large spatial mouse-brain atlas derived clocks and detected cell-neighbor/intervention-associated aging patterns. Spatial proximity and clock-model effects are not necessary mediator tests or prospective adult-human clinical surrogate validation; atlas and reprogramming parents may overlap.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        31
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C32",
      "text": "RGC OSK increased survival and visual acuity in EAE mice, alongside related neuronal signatures in MS patients. Human observational signatures are not treated patients; inflammation injury and local gene therapy do not establish generalized healthy-human aging or tumor safety.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        32
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C33",
      "text": "Engram-targeted OSK restored selected learning/memory measures and cellular/synaptic patterns in old/AD-model mice. Specific neural populations, disease models and behavioral paradigms are preclinical contexts; no adult-human healthspan or broad safe delivery follows automatically.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        33
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C34",
      "text": "Chemical partial reprogramming improved aged-human-cell hallmarks and a two-compound regimen extended C. elegans lifespan/healthspan. Human cells and worms are not adult-human recipients; compound off-targets and different species limit a common specific reprogramming mediator inference.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        34
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C35",
      "text": "Human HSC aging altered enhancers/cancer pathways, and KLF6 reduction impaired differentiation with aging/leukemia-like signatures. This is endogenous disease-associated epigenetic change and a cellular perturbation, not therapeutic OSK rejuvenation; it illustrates identity/cancer alternatives without proving Yamanaka tumor risk in humans.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC3",
        "SC4"
      ],
      "source_ns": [
        35
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C36",
      "text": "Partial reprogramming improved aged-rat peripheral nerve repair and Schwann-cell stress-granule homeostasis. Specific nerve injury and a rat recipient are not generalized human healthspan; association and pathway-resetting need necessary mechanism controls before unique attribution.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        36
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C37",
      "text": "Mouse OSKM produced neighboring senescence/reprogramming and genetic/pharmacological tests implicated Ink4a/Arf and IL6 in a permissive tissue state. Damage-associated and pluripotent reprogramming are not synonymous with safe partial rejuvenation; senescence can aid plasticity and complicate universal anti-senescence claims.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        37
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C38",
      "text": "Removing p16-high cells altered reprogramming toward totipotent-like states and enabled selected old-mouse liver-marker responses. Extraembryonic plasticity and combined senescence depletion challenge blanket identity/safety claims; markers and combination exposure do not establish human healthspan or isolated OSKM benefit.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        38
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C39",
      "text": "One transient OSKM cycle shifted aged-mouse methylome, transcriptome and metabolome signatures toward younger configurations. Molecular reset alone does not demonstrate organismal lifespan/function or human clinical efficacy; tissue and timing differ from other regimen results.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3"
      ],
      "source_ns": [
        39
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C40",
      "text": "Intermittent neuronal factors improved P301S-mouse behavior/synchrony with sex-dependent effects and candidate NMDAR-complex changes. A tauopathy model and candidate network mediator are not a clinical AD trial or human aging proof; sex/context and necessary signaling tests constrain generalization.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        40
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C41",
      "text": "Short cyclic OSKM ameliorated disc-degeneration/senescence measures with HK2 and cytoskeletal changes. The examined abstract does not fully specify recipient species or all functional endpoints; degenerative-disc models are not systemic human healthspan and marker/energy effects do not prove safety.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        41
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C42",
      "text": "An original secondary analysis of five public methylation datasets found a small conserved set of reprogramming-associated CpGs across systems. Reanalysis shares its input experiments and is not five new trials or functional clinical validation; conserved CpGs do not establish necessary aging mediators.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        42
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C43",
      "text": "Immune-subtype comparisons showed clocks measure composition and intrinsic age; IntrinClock reduces composition dependence and responds to senescence/reprogramming. A corrected marker can improve measurement without proving intervention clinical benefit or safety; bulk-cell composition is a concrete alternative to years-reversed claims.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        43
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C44",
      "text": "Juvenile-vesicle periosteal scaffolds improved old-mouse bone repair with methylation/osteogenic changes. A distinct material/vesicle intervention with mechanical and immune coeffects is not OSK therapy or isolated epigenetic causality; tissue repair does not prove general human healthspan.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        44
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C45",
      "text": "Sendai-OSKM improved cultured human-MSC senescence features and conditioned-medium wound activity but viral residues caused erythrocyte agglutination. Culture rejuvenation does not establish safe human therapy; the measured residue-related adverse assay contradicts inference from normal markers alone.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        45
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C46",
      "text": "Single-cell factor-subset screens restored youthful expression and transiently suppressed murine somatic identity with partly separable effects. Factor/identity heterogeneity is mechanistically useful but not adult-human clinical benefit; youthful expression does not ensure identity never changes or no tumor risk.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        46
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C47",
      "text": "Thirty-nine-day hippocampal OSKM in old female rats improved selected cognition versus old vector controls with marginal clock rejuvenation. A specific sex, brain delivery and brief pathology follow-up do not establish human healthspan or long-term tumor safety; function and clock significance need not move together.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        47
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C48",
      "text": "Comparative reprogrammable-mouse strain and organ-exclusion work addressed identity loss, weight decline and premature death under continuous OSKM. Delivery/strain restriction can mitigate but cannot prove broadly safe human systemic treatment; continuous versus cyclic settings remain distinct causal boundaries.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        48
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C49",
      "text": "Single-cell pancreas mapping identifies dedifferentiation intermediates and nonresponding stress states during OSKM induction across tissues. A reprogramming-state roadmap is not clinical aging reversal; state markers and cell selection do not by themselves establish safe retained identity or functional benefit.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC4"
      ],
      "source_ns": [
        49
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C50",
      "text": "Skin methylome and histone profiling of partially reprogrammed mice showed enrichment at PRC2 targets and heterochromatin boundaries. Mark enrichment and shared physiological-aging samples do not establish PRC2 necessity, a new lifespan causal unit or human healthspan.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        50
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C51",
      "text": "Brain-restricted OSK in APP/PS1 mice improved cognition/AD pathology and bone measures with Tet2 and extracellular-vesicle links. Forced disease models and restricted delivery are not human AD or healthy-aging trials; downstream factor dependence does not uniquely establish epigenetic age as mediator.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        51
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C52",
      "text": "Genetic/pharmacological TET and AKG manipulations bidirectionally changed human-cell senescence/resilience phenotypes. Cellular stress resistance and senescence markers are not human healthspan; this different node can have pleiotropic effects and does not establish OSK clinical causality.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3"
      ],
      "source_ns": [
        52
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C53",
      "text": "Human placenta-MSC infusion in old female mice altered neural aging pathways, with fetal-neural-cell vesicle/OSKM leads. Human donor cells are not human recipients; mixed vesicle and cell factors plus inferred OSKM modulation do not prove that partial reprogramming is necessary for benefit.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        53
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C54",
      "text": "DNAm PhenoAge development and validation improved prediction of mortality, function and selected aging-related outcomes. Clinical training targets and predictive validation are not causal intervention surrogacy; lowering a trained score need not cause better function or safety.",
      "carries_number": false,
      "load_bearing_for": [
        "SC3"
      ],
      "source_ns": [
        54
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C55",
      "text": "NR in 20 older MCI adults increased NAD and selected clock measures changed, while cognition remained stable. Exploratory methylation and uncorrected CBF comparisons do not establish healthspan; drug exposure differs from reprogramming and illustrates marker/function dissociation.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        55
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C56",
      "text": "MESA clocks predicted selected incident cardiovascular outcomes with disease-context differences over follow-up. Prognostic association, sparse event subtypes and CAC interaction are not proof that induced clock reversal mediates fewer events or predicts gene-therapy safety.",
      "carries_number": false,
      "load_bearing_for": [
        "SC3"
      ],
      "source_ns": [
        56
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C57",
      "text": "Technical clock-replicate noise reached several years and principal-component clock retraining improved reliability. Improved analytical repeatability is not clinical surrogate validation; apparent year reversal can reflect measurement noise rather than actual healthspan gain.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        57
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C58",
      "text": "Repeated blood samples from two men showed large short-term clock fluctuation, partly persisting after cell-composition adjustment. Tiny descriptive series does not invalidate every clock but prevents treating short marker excursions as proven clinical aging reversal.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        58
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C59",
      "text": "Eight-week diet-assigned twin comparison found selected blood clock changes with differing calorie intake. A short diet study is not partial reprogramming; methylation surrogates and energy differences do not establish clinical years regained or safe gene therapy.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC3"
      ],
      "source_ns": [
        59
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C60",
      "text": "An intrinsic-capacity-trained blood clock predicted mortality and correlated with function in independent cohorts. Training on function supports prognosis but risks circular use as functional proof; prospective intervention-mediated function and tumor safety were not established.",
      "carries_number": false,
      "load_bearing_for": [
        "SC3"
      ],
      "source_ns": [
        60
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C61",
      "text": "Cyclic OSKM extended progeroid-mouse life and improved selected older wild-type injury/metabolic recovery outcomes. Premature-aging genotype and recovery endpoints differ from normal human clinical healthspan; full identity/tumor safety and unique epigenetic aging mediation are not established by this abstract.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        61
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C62",
      "text": "Transient four-factor induction in mice generated multi-organ teratomas and pluripotent/totipotent-like cells. This full-reprogramming paradigm identifies a real delivery/state hazard but does not prove every controlled partial OSK regimen causes tumors or quantify human risk.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC4"
      ],
      "source_ns": [
        62
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C63",
      "text": "Full pluripotent reprogramming of senescent/centenarian human cells reset telomeres and several physiology measures, followed by redifferentiation. Passing through pluripotency and losing identity differs from partial identity-preserving treatment; donor age does not make this a clinical centenarian recipient study.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        63
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C64",
      "text": "AAV factor delivery produced mouse teratomas and circulating iPS cells, including full reprogramming without c-Myc and detectable vector integration. Removing c-Myc alone did not prevent full plasticity in this regime; delivery, integration and expression duration differ from later controlled partial systems, so hazard cannot be generalized indiscriminately.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC4"
      ],
      "source_ns": [
        64
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C65",
      "text": "Continuous OSKM caused mouse hepatic/intestinal dysfunction and early death; organ-exclusion strain design attenuated toxicity with molecular-age change. The actual continuous exposure differs from beneficial cyclic/tissue-targeted regimes; lower toxicity and markers are not proof of comprehensive safety or human healthspan.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4"
      ],
      "source_ns": [
        65
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C66",
      "text": "Enhanced partial factors/small molecules in ERCC1 progeroid mice improved DNA-repair measures and clock state, with selected ALK2/5 inhibition phenocopy. Forced genotype, combined exposure and molecular endpoints do not establish natural adult-human benefit, lifespan or a unique Yamanaka-specific necessary mechanism.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC3"
      ],
      "source_ns": [
        66
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C67",
      "text": "Controlled neural factors altered developmental cortical expansion and separately prevented selected adult 5xFAD cognitive/pathology decline. Embryonic effects cannot be credited as adult aging reversal; identity perturbation, developmental programming and prophylactic disease-model treatment remain separate from adult human clinical healthspan.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC2",
        "SC4",
        "SC5"
      ],
      "source_ns": [
        67
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C68",
      "text": "NK-cell transfer/depletion bidirectionally altered in vivo reprogramming, and NK cells killed intermediate reprogrammed states. Removing an immune barrier can favor plasticity while undermining surveillance; more reprogramming or larger organoids do not establish safely rejuvenated humans.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1",
        "SC4"
      ],
      "source_ns": [
        68
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "C69",
      "text": "Genetic p16/p53/p21/IL6 contrasts and sex/age observations identified context-dependent mouse senescence support for OSKM reprogramming. Shares the earlier senescence/reprogramming research platform; damage and immune permissiveness differ from safely controlled anti-aging treatment and do not establish human clinical function.",
      "carries_number": true,
      "load_bearing_for": [
        "SC1",
        "SC4"
      ],
      "source_ns": [
        69
      ],
      "verification": "verified",
      "verified_against": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "CSC1",
      "text": "Controlled partial reprogramming does change selected molecular and epigenetic measures. Human fibroblast studies, mouse tissues and factor screens show real experimental reset, with different clocks, factors and durations producing different changes. These mark-level and ectopic/cellular results do not establish an endogenous causal aging mechanism or clinical healthspan. Selected fractions, composition and training effects remain relevant; Γ describes mechanistic aging support, not a denial that markers changed.",
      "carries_number": false,
      "load_bearing_for": [
        "SC1"
      ],
      "source_ns": [
        1,
        2,
        3,
        4,
        5,
        6,
        7,
        8,
        9,
        10,
        11,
        12,
        13,
        14,
        15,
        16,
        17,
        18,
        19,
        20,
        21,
        22,
        23,
        24,
        25,
        27,
        28,
        29,
        30,
        31,
        32,
        33,
        34,
        35,
        36,
        37,
        38,
        39,
        40,
        41,
        42,
        43,
        44,
        45,
        46,
        47,
        48,
        49,
        50,
        51,
        52,
        53,
        55,
        57,
        58,
        59,
        61,
        62,
        63,
        64,
        65,
        66,
        67,
        68,
        69
      ],
      "verification": "verified",
      "verified_against": "Synthesis of examined primary result/limit cards; framework level is adjudication.",
      "verified_on": "2026-10-13",
      "note": ""
    },
    {
      "id": "CSC2",
      "text": "No controlled prospective adult-human clinical-healthspan crossing was verified in the 69 examined original reports. Human donor-cell cultures, human-cell grafts into mice and preclinical function/survival results cannot replace human recipients. A separately verified ongoing ER-100 phase-1 ocular trial has a recent sponsor-reported uncontrolled short-term signal, which is retained as an early clinical lead but does not establish durable or controlled healthspan benefit. The credible preclinical programme supports Γ rather than narrative-only dismissal.",
      "carries_number": false,
      "load_bearing_for": [
        "SC2"
      ],
      "source_ns": [
        1,
        2,
        3,
        4,
        5,
        6,
        7,
        8,
        9,
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      "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. No complete-paper or supplement audit claimed.",
      "carries_claims": [
        "C69",
        "CSC1",
        "CSC4"
      ]
    }
  ],
  "independence_basis": {
    "required": false,
    "lines": [],
    "shared_failure_mode_checked": true,
    "note": "No final/subclaim/model reaches Ζ. Functional regeneration and survival results are real but differing endpoints/regimens do not automatically exclude a shared delivery, selection, injury-response or clock-construction failure on the nominal human-healthspan mechanism. Shared parents, original secondary analyses and public dataset reanalyses are not new causal units. The clinical registry and sponsor report are the same ER-100 programme, not independent evidence."
  },
  "gamma_hard_rules_considered": [
    {
      "subclaim_id": "SC1",
      "rule_quoted": "In vitro phase separation alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC1",
      "rule_quoted": "FRAP exchange dynamics alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC1",
      "rule_quoted": "Histone mark co-occurrence alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC1",
      "rule_quoted": "Loop or contact enrichment alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC1",
      "rule_quoted": "Puncta presence alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC1",
      "rule_quoted": "Reporter-construct behavior alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC2",
      "rule_quoted": "ROS change measurements alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC2",
      "rule_quoted": "NAD level change measurements alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC2",
      "rule_quoted": "Mitochondrial metrics alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC2",
      "rule_quoted": "Senescence marker changes alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC2",
      "rule_quoted": "Single-species or single-strain evidence",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC2",
      "rule_quoted": "Biomarker-only improvement without organismal benefit",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC3",
      "rule_quoted": "ROS change measurements alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC3",
      "rule_quoted": "NAD level change measurements alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC3",
      "rule_quoted": "Mitochondrial metrics alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC3",
      "rule_quoted": "Senescence marker changes alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC3",
      "rule_quoted": "Single-species or single-strain evidence",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC3",
      "rule_quoted": "Biomarker-only improvement without organismal benefit",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC4",
      "rule_quoted": "ROS change measurements alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC4",
      "rule_quoted": "NAD level change measurements alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC4",
      "rule_quoted": "Mitochondrial metrics alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC4",
      "rule_quoted": "Senescence marker changes alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC4",
      "rule_quoted": "Single-species or single-strain evidence",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC4",
      "rule_quoted": "Biomarker-only improvement without organismal benefit",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC5",
      "rule_quoted": "ROS change measurements alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC5",
      "rule_quoted": "NAD level change measurements alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC5",
      "rule_quoted": "Mitochondrial metrics alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC5",
      "rule_quoted": "Senescence marker changes alone",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC5",
      "rule_quoted": "Single-species or single-strain evidence",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    },
    {
      "subclaim_id": "SC5",
      "rule_quoted": "Biomarker-only improvement without organismal benefit",
      "trigger_status": "Not triggered literally for this assembled scoped case. Any adapted clinical, proxy or system-inference restriction is stated separately in the subclaim rationale."
    }
  ],
  "supplemental_subclaim_after_discovery": {
    "id": "SC5",
    "added_utc": "2026-10-13T17:06:46.918073+00:00",
    "preregistered": false,
    "gates_primary": false,
    "reason": "Preserve genuine preclinical functional/lifespan positives encountered during appraisal while keeping the fixed adult-human clinical-healthspan primary."
  },
  "supplementary_source_checks": [
    {
      "title": "NCT07290244",
      "url": "https://clinicaltrials.gov/study/NCT07290244",
      "status": "public clinical trial registry; excluded from 69 peer-reviewed original reports",
      "access": "Original public API record retrieved and design, status and visual-function outcome fields actually presented.",
      "what_it_shows": "Recruiting nonrandomized unmasked phase-1 ER-100 ocular study; estimated 18 participants, no posted Results section; primary completion estimated May 2027.",
      "what_it_does_not_show": "Registry plans are not results, and an ocular safety-first study does not establish general human healthspan."
    },
    {
      "title": "ER100-SPONSOR-2026-10-08",
      "url": "https://www.lifebiosciences.com/life-biosciences-announces-first-in-human-data-from-ongoing-phase-1-trial-evaluating-er-100-in-optic-neuropathies/",
      "status": "sponsor interim conference-data release; excluded from 69 peer-reviewed original reports",
      "access": "Official webpage opened through web tool and original results/design lines 28–46 actually read.",
      "what_it_shows": "Sponsor reports tolerability through day 56 in three glaucoma recipients and preliminary visual-field signals in two.",
      "what_it_does_not_show": "Uncontrolled, open-label, sponsor-reported and not a peer-reviewed efficacy report; no durable function or lifetime safety demonstrated."
    }
  ],
  "consensus_validation": {
    "completed": true,
    "status": "completed_original_source_reconciliation",
    "provider_mode": "Consensus Pro signed-in browser; observed output and citation link mappings",
    "queries": [
      "https://consensus.app/search/partial-epigenetic-osk-reprogramming/MrfdVHnxRN-eVzL4d0wKhA/"
    ],
    "query_record_note": "Exact provider question/response retained privately in its retrieval receipt.",
    "primary_comparison_count": 10,
    "primary_comparisons": [
      {
        "pmid": "38381405",
        "doi": "10.1089/cell.2023.0072",
        "source_type": "primary study report",
        "study_group": "PMID38381405",
        "access_depth": "full_text_partial",
        "consensus_aspect": "Remaining versus total lifespan and actual control",
        "result_comparison": "Observed Consensus correctly preserves the remaining-life denominator. Original Methods/Results show about 8.9 versus 18.5 remaining weeks after treatment at 124 weeks, with concurrent buffer controls and a historical control-AAV argument. This supports a real animal signal with delivery-control limits, not doubled total life or human efficacy.",
        "original_source": "https://pubmed.ncbi.nlm.nih.gov/38381405/",
        "source_examination_receipts": [
          "deliverables\\hsef_v53_traffic_ranks_16_20_2026-10-13\\partial-reprogramming-human-aging\\examinations\\original-0-9-10000.json"
        ],
        "body_receipts": [
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          "deliverables\\hsef_v53_traffic_ranks_16_20_2026-10-13\\partial-reprogramming-human-aging\\body-presentation-receipts\\38381405-s2-p1-3-4-5-6-7-10-11.json"
        ]
      },
      {
        "pmid": "38381405",
        "doi": "10.1089/cell.2023.0072",
        "source_type": "primary study report",
        "study_group": "PMID38381405",
        "access_depth": "full_text_partial",
        "consensus_aspect": "Survivor-selected methylation and immortalized human cells",
        "result_comparison": "Provider summarizes older-donor keratinocyte clock reversal. Actual M/R identify an immortalized scalp-derived line, puromycin survivor selection and terminal healthy-animal selection for mouse methylation. These facts constrain selection and recipient interpretation; the human component is not an adult clinical intervention.",
        "original_source": "https://pubmed.ncbi.nlm.nih.gov/38381405/",
        "source_examination_receipts": [
          "deliverables\\hsef_v53_traffic_ranks_16_20_2026-10-13\\partial-reprogramming-human-aging\\examinations\\original-0-9-10000.json"
        ],
        "body_receipts": [
          "deliverables\\hsef_v53_traffic_ranks_16_20_2026-10-13\\partial-reprogramming-human-aging\\body-presentation-receipts\\38381405-s1-p1-2-3-4-7-8.json",
          "deliverables\\hsef_v53_traffic_ranks_16_20_2026-10-13\\partial-reprogramming-human-aging\\body-presentation-receipts\\38381405-s2-p1-3-4-5-6-7-10-11.json"
        ]
      },
      {
        "pmid": "35390271",
        "doi": "10.7554/eLife.71624",
        "source_type": "primary study report",
        "study_group": "PMID35390271",
        "access_depth": "full_text_partial",
        "consensus_aspect": "Identity recovery versus uninterrupted identity",
        "result_comparison": "Provider describes human-cell rejuvenation without erased identity, while its fuller wording notes no permanent loss. Actual M/R explicitly show temporary fibroblast identity suppression, sorting of intermediate states and later recovery. Retained final identity does not prove no intermediate dedifferentiation or universal safe control.",
        "original_source": "https://pubmed.ncbi.nlm.nih.gov/35390271/",
        "source_examination_receipts": [
          "deliverables\\hsef_v53_traffic_ranks_16_20_2026-10-13\\partial-reprogramming-human-aging\\examinations\\original-0-9-10000.json"
        ],
        "body_receipts": [
          "deliverables\\hsef_v53_traffic_ranks_16_20_2026-10-13\\partial-reprogramming-human-aging\\body-presentation-receipts\\35390271-s1-p0-4-7-17-22-23.json",
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        ]
      },
      {
        "pmid": "35390271",
        "doi": "10.7554/eLife.71624",
        "source_type": "primary study report",
        "study_group": "PMID35390271",
        "access_depth": "full_text_partial",
        "consensus_aspect": "Clock years versus independently measured function",
        "result_comparison": "Provider reports approximately thirty clock-years and collagen recovery. Actual Results retain those findings but show variable migration that did not correlate with clocks, multiple unresponsive clocks and no telomere-clock rejuvenation. This directly bounds clock-to-function surrogacy without discarding real partial cellular function.",
        "original_source": "https://pubmed.ncbi.nlm.nih.gov/35390271/",
        "source_examination_receipts": [
          "deliverables\\hsef_v53_traffic_ranks_16_20_2026-10-13\\partial-reprogramming-human-aging\\examinations\\original-0-9-10000.json"
        ],
        "body_receipts": [
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        ]
      },
      {
        "pmid": "32210226",
        "doi": "10.1038/s41467-020-15174-3",
        "source_type": "primary study report",
        "study_group": "PMID32210226",
        "access_depth": "full_text_partial",
        "consensus_aspect": "Human donors versus human recipients",
        "result_comparison": "Provider correctly separates cell culture and grafts from systemic patients. Original Methods identify human donors and immunocompromised mouse recipients; actual force benefit is in mouse muscle, whereas human-cell graft benefit is assessed by mouse bioluminescence. No human strength or clinical-healthspan result is claimed.",
        "original_source": "https://pubmed.ncbi.nlm.nih.gov/32210226/",
        "source_examination_receipts": [
          "deliverables\\hsef_v53_traffic_ranks_16_20_2026-10-13\\partial-reprogramming-human-aging\\examinations\\original-0-9-10000.json"
        ],
        "body_receipts": [
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        ]
      },
      {
        "pmid": "33268865",
        "doi": "10.1038/s41586-020-2975-4",
        "source_type": "primary study report",
        "study_group": "RETINAL-OSK-PLATFORM",
        "access_depth": "full_text_partial",
        "consensus_aspect": "TET dependence and demethylation insufficiency",
        "result_comparison": "Provider gives TET-related regenerative benefit largely through reviews. Selected original Results confirm Tet1/Tet2/TDG dependence, but also show global Tet1 catalytic demethylation alone did not protect or regenerate. Actual vision improvement is retained while rejecting sufficiency of a younger methylation state alone.",
        "original_source": "https://pubmed.ncbi.nlm.nih.gov/33268865/",
        "source_examination_receipts": [
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        ],
        "body_receipts": [
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        ]
      },
      {
        "pmid": "33268865",
        "doi": "10.1038/s41586-020-2975-4",
        "source_type": "primary study report",
        "study_group": "RETINAL-OSK-PLATFORM",
        "access_depth": "full_text_partial",
        "consensus_aspect": "Clock construction and local functional boundary",
        "result_comparison": "The provider emphasizes local retinal efficacy. Original Methods use blinded optomotor assessment and separate test samples, but clock-feature selection includes injury and OSK-response associations; original Results do not show the oldest visual-acuity benefit. Independent marker samples are useful but do not make the score a universal prospective clinical surrogate.",
        "original_source": "https://pubmed.ncbi.nlm.nih.gov/33268865/",
        "source_examination_receipts": [
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        ],
        "body_receipts": [
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        ]
      },
      {
        "pmid": "36287172",
        "doi": "10.18632/aging.204347",
        "source_type": "primary study report",
        "study_group": "PMID36287172",
        "access_depth": "full_text_partial",
        "consensus_aspect": "Unaddressed organism and expression-duration contrast",
        "result_comparison": "Provider largely discusses rodent positives and does not resolve this requested original organism. Actual M/R establish Drosophila, adult expression without embryonic induction, temperature-matched controls, cyclic survival benefits and continuous-expression detriment. It is neither a mouse senolytic trial nor a human treatment, and its mortality modeling complicates a universal aging-rate reduction claim.",
        "original_source": "https://pubmed.ncbi.nlm.nih.gov/36287172/",
        "source_examination_receipts": [
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        "body_receipts": [
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        ]
      },
      {
        "pmid": "29985406",
        "doi": "10.1038/s41467-018-05059-x",
        "source_type": "primary study report",
        "study_group": "PMID29985406",
        "access_depth": "abstract_metadata",
        "consensus_aspect": "c-Myc removal and safety limits",
        "result_comparison": "Provider suggests omission of c-Myc reduces tumorigenesis, which may be valid in specific later systems. The examined original AAV abstract nevertheless reports full in vivo reprogramming without c-Myc, teratomas and vector integration. Omitting one oncogene is not a general safety certificate; full and controlled partial protocols remain distinct.",
        "original_source": "https://pubmed.ncbi.nlm.nih.gov/29985406/",
        "source_examination_receipts": [
          "deliverables\\hsef_v53_traffic_ranks_16_20_2026-10-13\\partial-reprogramming-human-aging\\examinations\\original-60-69-10000.json"
        ],
        "body_receipts": []
      },
      {
        "pmid": "39259812",
        "doi": "10.1126/scitranslmed.adg1777",
        "source_type": "primary study report",
        "study_group": "PMID39259812",
        "access_depth": "abstract_metadata",
        "consensus_aspect": "Observed tumor incidence versus universal safety",
        "result_comparison": "Provider retains aged-cell-targeted OSK survival and wound-healing positives. The original abstract reports no changed observed tumor incidence in its mouse setting. That is useful bounded feasibility evidence rather than proof of absent neoplasia across deliveries, humans or longer follow-up.",
        "original_source": "https://pubmed.ncbi.nlm.nih.gov/39259812/",
        "source_examination_receipts": [
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        ],
        "body_receipts": []
      }
    ],
    "grade_changed": false,
    "grade_change_note": "Source-based adjudication; no independent blinded regrade claimed.",
    "raw_receipts": [
      {
        "path": "deliverables\\hsef_v53_traffic_ranks_16_20_2026-10-13\\partial-reprogramming-human-aging\\consensus-browser-2026-10-13.json",
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    ],
    "independent_blinded_audit": false,
    "cutoff": "2026-10-13",
    "completed_utc": "2026-10-13T17:35:23.521745+00:00",
    "conclusion": "Endpoint hierarchy, experimental scope and original-source limits determine the evidence cards; provider wording does not override them."
  }
}