{ "$schema_version": "5.3", "review_mode": "fresh", "claim_restatement": { "index_wording": "Addiction as a Brain Disease", "entry_form": "claim", "gradeable_restatement": "Addiction is a chronic relapsing brain disease in which drug-induced neuroadaptation causes loss of volitional control over use.", "restatement_required": true, "split_into": [], "parent_claim": null, "scope_qualifiers": [ { "qualifier": "Enrollment, product identity, disease, species, baseline state and treatment timing", "determinable_before_outcome": true, "determined_from": "Enrollment and experimental design, before results; no responder-defined scope.", "action": "retained" } ] }, "hypothesis": { "name": "Addiction as a Brain Disease", "central_claim": "Addiction is a chronic relapsing brain disease in which drug-induced neuroadaptation causes loss of volitional control over use.", "proposed_mechanism": "Addiction is a chronic relapsing brain disease in which drug-induced neuroadaptation causes loss of volitional control over use.", "claimed_scope": "Persistent drug-induced neuroadaptations generally cause loss of voluntary control and chronic relapse in human addiction", "claimed_level": [ "progression" ], "is_conjunctive": true, "conjunctive_note": "The website claim hinges on SC3 at its stated scope; SC1 and SC2 are reported separately and cannot substitute for that claim." }, "rubric_routing": { "primary_rubric": "07-psychiatry-neuromodulation.md", "secondary_rubrics": [], "index_notes_applied": [ "The website claim hinges on SC3 at its stated scope; SC1 and SC2 are reported separately and cannot substitute for that claim." ], "rubric_fit_note": "07-psychiatry-neuromodulation governs the human addiction mechanism. Rodent drug-seeking tasks supply real model causality but cannot cross its human functional threshold. Pharmacological and behavioral treatment effects are separated from selective mediator necessity and blinding/expectancy control." }, "subclaim_matrix": { "subclaims": [ { "id": "SC1", "statement": "Repeated drug exposure produces persistent brain adaptations.", "subclaim_type": "mechanism", "scope": "Substance use disorders defined before outcome", "claimed_scope": "Substance use disorders defined before outcome", "governing_rubric": "07-psychiatry-neuromodulation.md", "key_evidence_anchor": "Longitudinal imaging and controlled neurobiological perturbation", "hsef_level": "Γ", "confidence": "Moderate", "governing_cap_or_threshold": "Quoted boundary and upward audit below.", "rationale": "Drug exposure changes brain signaling and structure, including persistent and reversible responses. The psychiatric rubric does not treat acute/proxy changes as positive human symptom-trajectory causality." }, { "id": "SC2", "statement": "Specific neuroadaptations causally contribute to compulsive drug seeking.", "subclaim_type": "necessity", "scope": "Experimental models and human substance use disorders", "claimed_scope": "Experimental models and human substance use disorders", "governing_rubric": "07-psychiatry-neuromodulation.md", "key_evidence_anchor": "Target-specific manipulation with behavioral outcomes", "hsef_level": "Γ", "confidence": "Moderate", "governing_cap_or_threshold": "Quoted boundary and upward audit below.", "rationale": "Specific neural manipulations alter rodent drug choice, seeking and punishment resistance. Human treatments can improve outcomes but do not selectively establish the proposed adaptation as required for compulsivity." }, { "id": "SC3", "statement": "Drug-induced neuroadaptation explains loss of volitional control and a generally chronic relapsing course.", "subclaim_type": "primacy", "scope": "Substance use disorders without outcome-selected scope", "claimed_scope": "Substance use disorders without outcome-selected scope", "governing_rubric": "07-psychiatry-neuromodulation.md", "key_evidence_anchor": "Human mechanism manipulation plus alternatives, contingency and natural-remission controls", "hsef_level": "Γ", "confidence": "Moderate", "governing_cap_or_threshold": "Quoted boundary and upward audit below.", "rationale": "Human choice responds to incentives and alternatives, courses include remission and chronic relapse, and a universally necessary adaptation causing loss of volition is not established. This is partial mechanism support, not denial of severe addiction or biological treatment benefit." } ], "aggregation_rule": "primary-subclaim", "aggregation_preregistered": true, "aggregation_rationale": "The website claim hinges on SC3 at its stated scope; SC1 and SC2 are reported separately and cannot substitute for that claim.", "primary_subclaim_id": "SC3", "aggregation_derivation": "Overall Γ follows SC3. Specific experimental neural effects, clinical treatment responses and recovery trajectories support a biological/behavioral disorder with context-dependent control. They do not establish that persistent neuroadaptations generally remove voluntary control or make chronic relapse the necessary course.", "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 gate." }, "index_rule_deviation": "" }, "competing_models": { "models_evaluated": [ { "rank_in_tournament": 1, "model_id": "M2", "is_nominal": false, "name": "Context-dependent neurobehavioral disorder", "core_claim": "Drug-induced adaptations interact with reinforcement, alternatives, severity and environment.", "explains_what_nominal_does_not": "Drug-induced adaptations interact with reinforcement, alternatives, severity and environment.", "strongest_supporting_evidence": [ "Neural model perturbations coexist with human contingency-management response and heterogeneous recovery." ], "strongest_contradictory_evidence": [ "No single integrated causal model explains all individuals or establishes every interaction." ], "hsef_level_for_this_model": "Γ", "rationale": "Neural model perturbations coexist with human contingency-management response and heterogeneous recovery. No single integrated causal model explains all individuals or establishes every interaction." }, { "rank_in_tournament": 2, "model_id": "M1", "is_nominal": true, "name": "Persistent-neuroadaptation primacy", "core_claim": "Drug adaptations generally impose loss of voluntary control and chronic relapse.", "explains_what_nominal_does_not": "Drug adaptations generally impose loss of voluntary control and chronic relapse.", "strongest_supporting_evidence": [ "Targeted model interventions and clinical pharmacological benefit support important brain involvement." ], "strongest_contradictory_evidence": [ "Human mediator necessity, general volitional incapacity and invariant chronicity are not demonstrated." ], "hsef_level_for_this_model": "Γ", "rationale": "Targeted model interventions and clinical pharmacological benefit support important brain involvement. Human mediator necessity, general volitional incapacity and invariant chronicity are not demonstrated." }, { "rank_in_tournament": 3, "model_id": "M3", "is_nominal": false, "name": "Learning and alternative-reward control", "core_claim": "Choice depends strongly on reinforcement history and available alternatives.", "explains_what_nominal_does_not": "Choice depends strongly on reinforcement history and available alternatives.", "strongest_supporting_evidence": [ "Randomized incentives and animal reward-choice studies change drug-related behavior." ], "strongest_contradictory_evidence": [ "Neural adaptations and severe constrained choice remain real; reinforcement responsiveness does not mean brain independence." ], "hsef_level_for_this_model": "Γ", "rationale": "Randomized incentives and animal reward-choice studies change drug-related behavior. Neural adaptations and severe constrained choice remain real; reinforcement responsiveness does not mean brain independence." }, { "rank_in_tournament": 4, "model_id": "M4", "is_nominal": false, "name": "Vulnerability, social context and illness severity", "core_claim": "Pre-existing vulnerability and contextual severity shape use and recovery.", "explains_what_nominal_does_not": "Pre-existing vulnerability and contextual severity shape use and recovery.", "strongest_supporting_evidence": [ "Natural-course and treatment-selection findings show marked heterogeneity." ], "strongest_contradictory_evidence": [ "Observational course differences cannot isolate these causes or deny acquired neural mechanisms." ], "hsef_level_for_this_model": "Β", "rationale": "Natural-course and treatment-selection findings show marked heterogeneity. Observational course differences cannot isolate these causes or deny acquired neural mechanisms." } ], "tournament_summary": "Descriptive comparison; does not modify the nominal score. A prespecified human mediator manipulation crossed with matched alternative-reward support would test whether reversing the adaptation restores control beyond contextual reinforcement, with objective trajectory outcomes and credible controls.", "study_separating_rank1_from_rank2": "A prespecified human mediator manipulation crossed with matched alternative-reward support would test whether reversing the adaptation restores control beyond contextual reinforcement, with objective trajectory outcomes and credible controls.", "nominal_wins_only_by_funding_artifact": false, "level_unchanged_by_tournament": true }, "evidence_inventory": [ { "n": 1, "pmid": "19717250", "title": "A randomized trial of contingency management for adolescent marijuana abuse and dependence.", "citation": "Stanger C, Budney AJ, Kamon JL et al. A randomized trial of contingency management for adolescent marijuana abuse and dependence. 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Sustained-release dexamfetamine in the treatment of chronic cocaine-dependent patients on heroin-assisted treatment: a randomised, double-blind, placebo-controlled trial. Lancet (London, England). 2016.", "doi": "10.1016/S0140-6736(16)00205-1", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/27015909/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/27015909/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID27015909", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "Dexamfetamine reduced cocaine-use days in refractory cocaine dependence with heroin-assisted treatment.", "what_it_does_not_show": "Selected comorbidity, adverse effects and agonist substitution do not establish a universal loss-of-volition mechanism.", "confounders_present": [ "Selected comorbidity, adverse effects and agonist substitution do not establish a universal loss-of-volition mechanism." ], "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": [] }, "shared_components": [] }, { "n": 3, "pmid": "21266151", "title": "Individual characteristics and response to Contingency Management treatment for cocaine addiction.", "citation": "García-Fernández G, Secades-Villa R, García-Rodríguez O et al. Individual characteristics and response to Contingency Management treatment for cocaine addiction. Psicothema. 2011.", "doi": "", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/21266151/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/21266151/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID21266151", "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", "SC3" ], "favors_models": [], "evidence_class": "Weak", "system": "human observational", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Baseline alcohol problems and early abstinence predicted response to contingency management.", "what_it_does_not_show": "A treated cohort's predictors are not randomized mediator manipulation.", "confounders_present": [ "A treated cohort's predictors are not randomized mediator manipulation." ], "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": [] }, "shared_components": [] }, { "n": 4, "pmid": "31436447", "title": "Enhancing patient navigation with contingent financial incentives for substance use abatement in persons with HIV and substance use.", "citation": "Stitzer ML, Gukasyan N, Matheson T et al. Enhancing patient navigation with contingent financial incentives for substance use abatement in persons with HIV and substance use. Psychology of addictive behaviors : journal of the Society of Psychologists in Addictive Behaviors. 2020.", "doi": "10.1037/adb0000504", "pmcid": "PMC7007305", "url": "https://pubmed.ncbi.nlm.nih.gov/31436447/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/31436447/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID31436447", "access_depth": "abstract_metadata", "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. 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A randomized study of cellphone technology to reinforce alcohol abstinence in the natural environment. Addiction (Abingdon, England). 2013.", "doi": "10.1111/add.12093", "pmcid": "PMC3662495", "url": "https://pubmed.ncbi.nlm.nih.gov/23279560/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/23279560/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID23279560", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "Cellphone-linked contingency management improved alcohol-negative breath measures and selected drinking outcomes.", "what_it_does_not_show": "Behavioral response does not imply no brain changes; sample submission and setting restrict scope.", "confounders_present": [ "Behavioral response does not imply no brain changes; sample submission and setting restrict scope." ], "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": [] }, "shared_components": [] }, { "n": 6, "pmid": "23791039", "title": "Remission from substance dependence: differences between individuals in a general population longitudinal survey who do and do not seek help.", "citation": "Grella CE, Stein JA. Remission from substance dependence: differences between individuals in a general population longitudinal survey who do and do not seek help. Drug and alcohol dependence. 2013.", "doi": "10.1016/j.drugalcdep.2013.05.019", "pmcid": "PMC3786033", "url": "https://pubmed.ncbi.nlm.nih.gov/23791039/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/23791039/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID23791039", "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", "SC3" ], "favors_models": [], "evidence_class": "Weak", "system": "human observational", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Population follow-up found substantial remission, differing between help-seeking and non-help-seeking groups.", "what_it_does_not_show": "Severity selection prevents concluding treatment harms recovery or all disorders remit easily.", "confounders_present": [ "Severity selection prevents concluding treatment harms recovery or all disorders remit easily." ], "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": [] }, "shared_components": [] }, { "n": 7, "pmid": "30073194", "title": "Functional Connectivity of Chronic Cocaine Use Reveals Progressive Neuroadaptations in Neocortical, Striatal, and Limbic Networks.", "citation": "Orsini CA, Colon-Perez LM, Heshmati SC et al. Functional Connectivity of Chronic Cocaine Use Reveals Progressive Neuroadaptations in Neocortical, Striatal, and Limbic Networks. eNeuro. 2018.", "doi": "10.1523/ENEURO.0081-18.2018", "pmcid": "PMC6071197", "url": "https://pubmed.ncbi.nlm.nih.gov/30073194/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/30073194/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID30073194", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Moderate", "system": "animal model", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Longitudinal rats showed transient connectivity-topology changes after cocaine or sucrose exposure.", "what_it_does_not_show": "Shared reward effects and recovery restrict claims of irreversible drug-specific pathology.", "confounders_present": [ "Shared reward effects and recovery restrict claims of irreversible drug-specific pathology." ], "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": [] }, "shared_components": [] }, { "n": 8, "pmid": "25740505", "title": "Dissociable rate-dependent effects of oral methylphenidate on impulsivity and D2/3 receptor availability in the striatum.", "citation": "Caprioli D, Jupp B, Hong YT et al. Dissociable rate-dependent effects of oral methylphenidate on impulsivity and D2/3 receptor availability in the striatum. The Journal of neuroscience : the official journal of the Society for Neuroscience. 2015.", "doi": "10.1523/JNEUROSCI.3890-14.2015", "pmcid": "PMC4348181", "url": "https://pubmed.ncbi.nlm.nih.gov/25740505/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/25740505/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID25740505", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Moderate", "system": "animal model", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Methylphenidate altered impulsivity and receptor availability without a clear relationship between their changes.", "what_it_does_not_show": "The candidate dopamine imaging mediator was not established as the causal bridge.", "confounders_present": [ "The candidate dopamine imaging mediator was not established as the causal bridge." ], "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": [] }, "shared_components": [] }, { "n": 9, "pmid": "21333466", "title": "Modulation of resting brain cerebral blood flow by the GABA B agonist, baclofen: a longitudinal perfusion fMRI study.", "citation": "Franklin TR, Wang Z, Sciortino N et al. Modulation of resting brain cerebral blood flow by the GABA B agonist, baclofen: a longitudinal perfusion fMRI study. Drug and alcohol dependence. 2011.", "doi": "10.1016/j.drugalcdep.2011.01.015", "pmcid": "PMC3348615", "url": "https://pubmed.ncbi.nlm.nih.gov/21333466/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/21333466/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID21333466", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Moderate", "system": "human interventional", "decisive_perturbation": false, "endogenous": true, "direction": "supports", "what_it_shows": "Baclofen changed resting cerebral blood flow in reward-related regions.", "what_it_does_not_show": "Acute imaging change without smoking reduction is not symptom-trajectory causality.", "confounders_present": [ "Acute imaging change without smoking reduction is not symptom-trajectory causality." ], "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": [] }, "shared_components": [] }, { "n": 10, "pmid": "17146013", "title": "Modeling sensitization to stimulants in humans: an [11C]raclopride/positron emission tomography study in healthy men.", "citation": "Boileau I, Dagher A, Leyton M et al. Modeling sensitization to stimulants in humans: an [11C]raclopride/positron emission tomography study in healthy men. Archives of general psychiatry. 2006.", "doi": "10.1001/archpsyc.63.12.1386", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/17146013/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/17146013/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID17146013", "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", "SC3" ], "favors_models": [], "evidence_class": "Weak", "system": "human observational", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Repeated laboratory stimulant exposure produced persistent dopamine-release sensitization in healthy men.", "what_it_does_not_show": "Sensitization is not diagnosed addiction, human loss of agency or general relapse inevitability.", "confounders_present": [ "Sensitization is not diagnosed addiction, human loss of agency or general relapse inevitability." ], "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": [] }, "shared_components": [] }, { "n": 11, "pmid": "29445765", "title": "In Vivo Observation of Structural Changes in Neocortical Catecholaminergic Projections in Response to Drugs of Abuse.", "citation": "Morimoto MM, Tanaka S, Mizutani S et al. In Vivo Observation of Structural Changes in Neocortical Catecholaminergic Projections in Response to Drugs of Abuse. eNeuro. 2018.", "doi": "10.1523/ENEURO.0071-17.2018", "pmcid": "PMC5810039", "url": "https://pubmed.ncbi.nlm.nih.gov/29445765/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/29445765/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID29445765", "access_depth": "abstract_metadata", "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. 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Effects of Smoking Cessation on Presynaptic Dopamine Function of Addicted Male Smokers. Biological psychiatry. 2016.", "doi": "10.1016/j.biopsych.2015.11.009", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/26803340/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/26803340/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID26803340", "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", "SC3" ], "favors_models": [], "evidence_class": "Weak", "system": "human observational", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Smoking abstinence was associated with recovery of dopamine-synthesis measures.", "what_it_does_not_show": "Nonrandomized abstinence and proxy measures do not establish that the change causes remission.", "confounders_present": [ "Nonrandomized abstinence and proxy measures do not establish that the change causes remission." ], "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": [] }, "shared_components": [] }, { "n": 13, "pmid": "41670966", "title": "Emergency Department-Initiated Buprenorphine for Opioid Use Disorder: A Randomized Clinical Trial.", "citation": "D'Onofrio G, Herring AA, Hawk KF et al. Emergency Department-Initiated Buprenorphine for Opioid Use Disorder: A Randomized Clinical Trial. JAMA. 2026.", "doi": "10.1001/jama.2025.27019", "pmcid": "PMC12895321", "url": "https://pubmed.ncbi.nlm.nih.gov/41670966/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/41670966/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "ErratumIn: PMID41915466" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "NCT04225598", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Moderate", "system": "human interventional", "decisive_perturbation": false, "endogenous": true, "direction": "supports", "what_it_shows": "A randomized buprenorphine-formulation trial found similar treatment engagement, with selected secondary differences.", "what_it_does_not_show": "Two active formulations do not isolate neural necessity; an erratum is attached.", "confounders_present": [ "Two active formulations do not isolate neural necessity; an erratum is attached." ], "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": [] }, "shared_components": [] }, { "n": 14, "pmid": "29150198", "title": "Comparative effectiveness of extended-release naltrexone versus buprenorphine-naloxone for opioid relapse prevention (X:BOT): a multicentre, open-label, randomised controlled trial.", "citation": "Lee JD, Nunes EV, Novo P et al. Comparative effectiveness of extended-release naltrexone versus buprenorphine-naloxone for opioid relapse prevention (X:BOT): a multicentre, open-label, randomised controlled trial. Lancet (London, England). 2018.", "doi": "10.1016/S0140-6736(17)32812-X", "pmcid": "PMC5806119", "url": "https://pubmed.ncbi.nlm.nih.gov/29150198/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/29150198/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "NCT02032433", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "X:BOT found an induction hurdle for naltrexone explaining much intention-to-treat relapse difference versus buprenorphine.", "what_it_does_not_show": "Per-protocol similarity conditions on successful induction; neither result proves unified loss of volition.", "confounders_present": [ "Per-protocol similarity conditions on successful induction; neither result proves unified loss of volition." ], "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": [] }, "shared_components": [] }, { "n": 15, "pmid": "31980285", "title": "Effects of lorcaserin on oxycodone self-administration and subjective responses in participants with opioid use disorder.", "citation": "Brandt L, Jones JD, Martinez S et al. Effects of lorcaserin on oxycodone self-administration and subjective responses in participants with opioid use disorder. Drug and alcohol dependence. 2020.", "doi": "10.1016/j.drugalcdep.2020.107859", "pmcid": "PMC7063580", "url": "https://pubmed.ncbi.nlm.nih.gov/31980285/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/31980285/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID31980285", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "null", "what_it_shows": "Lorcaserin did not reduce oxycodone self-administration under tested conditions.", "what_it_does_not_show": "A specific negative pharmacological test does not invalidate every neural adaptation mechanism.", "confounders_present": [ "A specific negative pharmacological test does not invalidate every neural adaptation mechanism." ], "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": [] }, "shared_components": [] }, { "n": 16, "pmid": "9589267", "title": "Effects of buprenorphine and naloxone in morphine-stabilized opioid addicts.", "citation": "Fudala PJ, Yu E, Macfadden W et al. Effects of buprenorphine and naloxone in morphine-stabilized opioid addicts. Drug and alcohol dependence. 1998.", "doi": "10.1016/s0376-8716(98)00008-8", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/9589267/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/9589267/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID9589267", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "An opioid challenge produced withdrawal responses in morphine-stabilized dependent participants.", "what_it_does_not_show": "Physiological dependence is not equivalent to addiction, compulsive choice or universal chronic relapse.", "confounders_present": [ "Physiological dependence is not equivalent to addiction, compulsive choice or universal chronic relapse." ], "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": [] }, "shared_components": [] }, { "n": 17, "pmid": "39240566", "title": "Reduced Nicotine Cigarettes and E-Cigarettes in High-Risk Populations: 3 Randomized Clinical Trials.", "citation": "Higgins ST, Sigmon SC, Tidey JW et al. Reduced Nicotine Cigarettes and E-Cigarettes in High-Risk Populations: 3 Randomized Clinical Trials. JAMA network open. 2024.", "doi": "10.1001/jamanetworkopen.2024.31731", "pmcid": "PMC11380105", "url": "https://pubmed.ncbi.nlm.nih.gov/39240566/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/39240566/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "NCT04090879+NCT04092101+NCT04092387", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "Reduced-nicotine cigarettes and preferred-flavor alternatives decreased smoking in randomized high-risk groups.", "what_it_does_not_show": "Nicotine exposure and alternative rewards both change; a broad neural-primacy claim is not isolated.", "confounders_present": [ "Nicotine exposure and alternative rewards both change; a broad neural-primacy claim is not isolated." ], "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": [] }, "shared_components": [] }, { "n": 18, "pmid": "29799968", "title": "Weekly and Monthly Subcutaneous Buprenorphine Depot Formulations vs Daily Sublingual Buprenorphine With Naloxone for Treatment of Opioid Use Disorder: A Randomized Clinical Trial.", "citation": "Lofwall MR, Walsh SL, Nunes EV et al. Weekly and Monthly Subcutaneous Buprenorphine Depot Formulations vs Daily Sublingual Buprenorphine With Naloxone for Treatment of Opioid Use Disorder: A Randomized Clinical Trial. JAMA internal medicine. 2018.", "doi": "10.1001/jamainternmed.2018.1052", "pmcid": "PMC6145749", "url": "https://pubmed.ncbi.nlm.nih.gov/29799968/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/29799968/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "NCT02651584", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "Depot buprenorphine was noninferior on prespecified outcomes and favored the distribution of illicit-use outcomes.", "what_it_does_not_show": "Active-formulation comparison supports treatment effects, not a universally necessary brain lesion.", "confounders_present": [ "Active-formulation comparison supports treatment effects, not a universally necessary brain lesion." ], "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": [] }, "shared_components": [] }, { "n": 19, "pmid": "33393187", "title": "Are methamphetamine users compulsive? Faulty reinforcement learning, not inflexibility, underlies decision making in people with methamphetamine use disorder.", "citation": "Robinson AH, Perales JC, Volpe I et al. Are methamphetamine users compulsive? Faulty reinforcement learning, not inflexibility, underlies decision making in people with methamphetamine use disorder. Addiction biology. 2021.", "doi": "10.1111/adb.12999", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/33393187/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/33393187/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID33393187", "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", "SC3" ], "favors_models": [], "evidence_class": "Weak", "system": "human observational", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Methamphetamine-use-disorder participants showed weaker reinforcement learning without greater task inflexibility.", "what_it_does_not_show": "Small task-based observational differences do not establish all real-world compulsivity or its absence.", "confounders_present": [ "Small task-based observational differences do not establish all real-world compulsivity or its 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": [] }, "shared_components": [] }, { "n": 20, "pmid": "36301214", "title": "Cocaine falls into oblivion during volitional initiation of choice trials.", "citation": "Vandaele Y, Augier E, Vouillac-Mendoza C et al. Cocaine falls into oblivion during volitional initiation of choice trials. Addiction biology. 2022.", "doi": "10.1111/adb.13235", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/36301214/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/36301214/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID36301214", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Moderate", "system": "animal model", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Most rats preferred a sweet alternative to cocaine even when controlling trial initiation.", "what_it_does_not_show": "Laboratory alternatives and species scope do not make severe human addiction trivial.", "confounders_present": [ "Laboratory alternatives and species scope do not make severe human addiction trivial." ], "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": [] }, "shared_components": [] }, { "n": 21, "pmid": "29930131", "title": "A molecular mechanism for choosing alcohol over an alternative reward.", "citation": "Augier E, Barbier E, Dulman RS et al. A molecular mechanism for choosing alcohol over an alternative reward. Science (New York, N.Y.). 2018.", "doi": "10.1126/science.aao1157", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/29930131/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/29930131/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID29930131", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Moderate", "system": "animal model", "decisive_perturbation": true, "endogenous": false, "direction": "supports", "what_it_shows": "Amygdala GAT-3 knockdown shifted rats toward alcohol choice, with related human postmortem expression findings.", "what_it_does_not_show": "Rat choice causality plus human association do not establish human mediator necessity or universal loss of agency.", "confounders_present": [ "Rat choice causality plus human association do not establish human mediator necessity or universal loss of agency." ], "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": [] }, "shared_components": [] }, { "n": 22, "pmid": "39937469", "title": "Once-Weekly Semaglutide in Adults With Alcohol Use Disorder: A Randomized Clinical Trial.", "citation": "Hendershot CS, Bremmer MP, Paladino MB et al. Once-Weekly Semaglutide in Adults With Alcohol Use Disorder: A Randomized Clinical Trial. JAMA psychiatry. 2025.", "doi": "10.1001/jamapsychiatry.2024.4789", "pmcid": "PMC11822619", "url": "https://pubmed.ncbi.nlm.nih.gov/39937469/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/39937469/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "NCT05520775", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "A small semaglutide AUD trial reduced laboratory consumption and selected drinking/craving endpoints.", "what_it_does_not_show": "Drinks per calendar day and drinking days did not change; nonspecific intake/weight effects and small sample limit mechanism attribution.", "confounders_present": [ "Drinks per calendar day and drinking days did not change; nonspecific intake/weight effects and small sample limit mechanism attribution." ], "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": [] }, "shared_components": [] }, { "n": 23, "pmid": "42522065", "title": "Oral Semaglutide for Alcohol Use Disorder: A Randomized Clinical Trial.", "citation": "Schacht JP, Sakai JT, Raymond K et al. Oral Semaglutide for Alcohol Use Disorder: A Randomized Clinical Trial. The American journal of psychiatry. 2026.", "doi": "10.1176/appi.ajp.20260003", "pmcid": "PMC13567346", "url": "https://pubmed.ncbi.nlm.nih.gov/42522065/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/42522065/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID42522065", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "Oral semaglutide reduced selected heavy-drinking and naturalistic outcomes in AUD.", "what_it_does_not_show": "Laboratory craving and drinks-per-day endpoints were not significant; drug benefit does not prove the nominal universal mechanism.", "confounders_present": [ "Laboratory craving and drinks-per-day endpoints were not significant; drug benefit does not prove the nominal universal mechanism." ], "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": [] }, "shared_components": [] }, { "n": 24, "pmid": "42070571", "title": "Once-weekly semaglutide versus placebo in patients with alcohol use disorder and comorbid obesity: a randomised, double-blind, placebo-controlled trial.", "citation": "Klausen MK, Justesen SK, Pedersen JN et al. Once-weekly semaglutide versus placebo in patients with alcohol use disorder and comorbid obesity: a randomised, double-blind, placebo-controlled trial. Lancet (London, England). 2026.", "doi": "10.1016/S0140-6736(26)00305-3", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/42070571/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/42070571/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "NCT05895643", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "Semaglutide reduced heavy-drinking days versus placebo in AUD with obesity.", "what_it_does_not_show": "Obesity scope and subjective/physiological drug effects restrict mechanistic specificity and generalization.", "confounders_present": [ "Obesity scope and subjective/physiological drug effects restrict mechanistic specificity and generalization." ], "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": [] }, "shared_components": [] }, { "n": 25, "pmid": "38486046", "title": "Association of semaglutide with reduced incidence and relapse of cannabis use disorder in real-world populations: a retrospective cohort study.", "citation": "Wang W, Volkow ND, Berger NA et al. 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Dopaminylation of histone H3 in ventral tegmental area regulates cocaine seeking. Science (New York, N.Y.). 2020.", "doi": "10.1126/science.aaw8806", "pmcid": "PMC7228137", "url": "https://pubmed.ncbi.nlm.nih.gov/32273471/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/32273471/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID32273471", "access_depth": "abstract_metadata", "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. 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BRG1 in the Nucleus Accumbens Regulates Cocaine-Seeking Behavior. Biological psychiatry. 2016.", "doi": "10.1016/j.biopsych.2016.04.020", "pmcid": "PMC5050080", "url": "https://pubmed.ncbi.nlm.nih.gov/27422367/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/27422367/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID27422367", "access_depth": "abstract_metadata", "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. 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GluN3-Containing NMDA Receptors in the Rat Nucleus Accumbens Core Contribute to Incubation of Cocaine Craving. The Journal of neuroscience : the official journal of the Society for Neuroscience. 2021.", "doi": "10.1523/JNEUROSCI.0406-21.2021", "pmcid": "PMC8482856", "url": "https://pubmed.ncbi.nlm.nih.gov/34413203/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/34413203/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID34413203", "access_depth": "abstract_metadata", "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. 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Cocaine self-administration abolishes associative neural encoding in the nucleus accumbens necessary for higher-order learning. Biological psychiatry. 2014.", "doi": "10.1016/j.biopsych.2013.07.037", "pmcid": "PMC3865233", "url": "https://pubmed.ncbi.nlm.nih.gov/24035479/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/24035479/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID24035479", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Moderate", "system": "animal model", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Cocaine-experienced rats showed impaired higher-order learning and altered accumbens encoding.", "what_it_does_not_show": "Drug exposure can cause impairment but this does not demonstrate universal human addiction maintenance.", "confounders_present": [ "Drug exposure can cause impairment but this does not demonstrate universal human addiction maintenance." ], "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": [] }, "shared_components": [] }, { "n": 44, "pmid": "15841101", "title": "Ionotropic glutamate receptors in the ventral tegmental area regulate cocaine-seeking behavior in rats.", "citation": "Sun W, Akins CK, Mattingly AE et al. Ionotropic glutamate receptors in the ventral tegmental area regulate cocaine-seeking behavior in rats. Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology. 2005.", "doi": "10.1038/sj.npp.1300744", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/15841101/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/15841101/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID15841101", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Moderate", "system": "animal model", "decisive_perturbation": true, "endogenous": false, "direction": "supports", "what_it_shows": "VTA glutamate blockade reduced cocaine reinstatement with location and sucrose controls.", "what_it_does_not_show": "Specific model reinstatement effects do not establish a human syndrome-wide causal driver.", "confounders_present": [ "Specific model reinstatement effects do not establish a human syndrome-wide causal driver." ], "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": [] }, "shared_components": [] }, { "n": 45, "pmid": "25336410", "title": "Effects of cigarette smoking history on neurocognitive recovery over 8 months of abstinence in alcohol-dependent individuals.", "citation": "Durazzo TC, Pennington DL, Schmidt TP et al. Effects of cigarette smoking history on neurocognitive recovery over 8 months of abstinence in alcohol-dependent individuals. Alcoholism, clinical and experimental research. 2014.", "doi": "10.1111/acer.12552", "pmcid": "PMC4245379", "url": "https://pubmed.ncbi.nlm.nih.gov/25336410/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/25336410/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID25336410", "access_depth": "abstract_metadata", "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. 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A prospective study of the natural course of alcoholism in a Native American village. Journal of studies on alcohol. 1993.", "doi": "10.15288/jsa.1993.54.733", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/8271810/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/8271810/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID8271810", "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", "SC3" ], "favors_models": [], "evidence_class": "Weak", "system": "human observational", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Long village follow-up documented substantial spontaneous alcohol remission with sex differences.", "what_it_does_not_show": "Historical community setting and observational severity selection preclude universal remission estimates.", "confounders_present": [ "Historical community setting and observational severity selection preclude universal remission estimates." ], "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": [] }, "shared_components": [] }, { "n": 47, "pmid": "28767647", "title": "Differential spontaneous recovery across cognitive abilities during detoxification period in alcohol-dependence.", "citation": "Petit G, Luminet O, Cordovil de Sousa Uva M et al. Differential spontaneous recovery across cognitive abilities during detoxification period in alcohol-dependence. PloS one. 2017.", "doi": "10.1371/journal.pone.0176638", "pmcid": "PMC5540274", "url": "https://pubmed.ncbi.nlm.nih.gov/28767647/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/28767647/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID28767647", "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", "SC3" ], "favors_models": [], "evidence_class": "Weak", "system": "human observational", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Detoxification follow-up showed recovery in working memory with persistent selected inhibition deficits.", "what_it_does_not_show": "Short time course and individual heterogeneity do not establish all functions recover or remain impaired.", "confounders_present": [ "Short time course and individual heterogeneity do not establish all functions recover or remain impaired." ], "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": [] }, "shared_components": [] }, { "n": 48, "pmid": "32387173", "title": "Leptin predicts cortical and subcortical gray matter volume recovery in alcohol dependent patients: A longitudinal structural magnetic resonance imaging study.", "citation": "Bach P, Koopmann A, Bumb JM et al. Leptin predicts cortical and subcortical gray matter volume recovery in alcohol dependent patients: A longitudinal structural magnetic resonance imaging study. Hormones and behavior. 2020.", "doi": "10.1016/j.yhbeh.2020.104749", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/32387173/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/32387173/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID32387173", "access_depth": "abstract_metadata", "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. 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A 60-year follow-up of alcoholic men. Addiction (Abingdon, England). 2003.", "doi": "10.1046/j.1360-0443.2003.00422.x", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/12873238/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/12873238/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID12873238", "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", "SC3" ], "favors_models": [], "evidence_class": "Weak", "system": "human observational", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Long male-cohort follow-up found both stable abstinence and substantial mortality, with dependence predicting course.", "what_it_does_not_show": "Survivor bias and sex/historical scope prevent equating low late-life dependence prevalence with easy remission.", "confounders_present": [ "Survivor bias and sex/historical scope prevent equating low late-life dependence prevalence with easy remission." ], "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": [] }, "shared_components": [] }, { "n": 50, "pmid": "31984515", "title": "Preresolution Drinking Problem Severity Profiles Associated with Stable Moderation Outcomes of Natural Recovery Attempts.", "citation": "Tucker JA, Cheong J, James TG et al. Preresolution Drinking Problem Severity Profiles Associated with Stable Moderation Outcomes of Natural Recovery Attempts. Alcoholism, clinical and experimental research. 2020.", "doi": "10.1111/acer.14287", "pmcid": "PMC8101020", "url": "https://pubmed.ncbi.nlm.nih.gov/31984515/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/31984515/", "tier": "A", "source_tier": "A", "kind": "primary", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID31984515", "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", "SC3" ], "favors_models": [], "evidence_class": "Weak", "system": "human observational", "decisive_perturbation": false, "endogenous": false, "direction": "supports", "what_it_shows": "Natural-recovery profiles predicted moderation, abstinence and relapse differently by severity.", "what_it_does_not_show": "Observational profile prediction is not a causal treatment or mechanism test.", "confounders_present": [ "Observational profile prediction is not a causal treatment or mechanism test." ], "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": [] }, "shared_components": [] }, { "n": 51, "pmid": "26638126", "title": "Financial incentives to promote extended smoking abstinence in opioid-maintained patients: a randomized trial.", "citation": "Sigmon SC, Miller ME, Meyer AC et al. Financial incentives to promote extended smoking abstinence in opioid-maintained patients: a randomized trial. Addiction (Abingdon, England). 2016.", "doi": "10.1111/add.13264", "pmcid": "PMC4826799", "url": "https://pubmed.ncbi.nlm.nih.gov/26638126/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/26638126/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID26638126", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "Contingent incentives improved verified smoking abstinence in opioid-maintained patients.", "what_it_does_not_show": "Some duration measures were nonsignificant; reinforcement responsiveness does not imply brain-independent choice.", "confounders_present": [ "Some duration measures were nonsignificant; reinforcement responsiveness does not imply brain-independent choice." ], "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": [] }, "shared_components": [] }, { "n": 52, "pmid": "18468815", "title": "Randomized, placebo-controlled trial of bupropion for the treatment of methamphetamine dependence.", "citation": "Shoptaw S, Heinzerling KG, Rotheram-Fuller E et al. Randomized, placebo-controlled trial of bupropion for the treatment of methamphetamine dependence. Drug and alcohol dependence. 2008.", "doi": "10.1016/j.drugalcdep.2008.03.010", "pmcid": "PMC3652530", "url": "https://pubmed.ncbi.nlm.nih.gov/18468815/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/18468815/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID18468815", "access_depth": "abstract_metadata", "access_note": "Bounded original primary abstract Results/Findings/conclusion passages and linked-status metadata examined; no complete-abstract audit asserted. 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A multisite, double-blind, placebo-controlled clinical trial to evaluate the safety and efficacy of vigabatrin for treating cocaine dependence. JAMA psychiatry. 2013.", "doi": "10.1001/jamapsychiatry.2013.872", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/23575810/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/23575810/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "NCT00611130", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "null", "what_it_shows": "A multisite vigabatrin trial found no protocol-defined cocaine efficacy difference.", "what_it_does_not_show": "Possible medication nonadherence prevents treating the null as verified target failure.", "confounders_present": [ "Possible medication nonadherence prevents treating the null as verified target failure." ], "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": [] }, "shared_components": [] }, { "n": 54, "pmid": "33140994", "title": "Safety and efficacy of a prescription digital therapeutic as an adjunct to buprenorphine for treatment of opioid use disorder.", "citation": "Maricich YA, Bickel WK, Marsch LA et al. Safety and efficacy of a prescription digital therapeutic as an adjunct to buprenorphine for treatment of opioid use disorder. Current medical research and opinion. 2021.", "doi": "10.1080/03007995.2020.1846022", "pmcid": "PMC8666102", "url": "https://pubmed.ncbi.nlm.nih.gov/33140994/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/33140994/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "NCT00929253", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "A digital therapeutic added to buprenorphine improved opioid abstinence and retention.", "what_it_does_not_show": "Combined behavioral/pharmacological treatment does not identify one required neural lesion.", "confounders_present": [ "Combined behavioral/pharmacological treatment does not identify one required neural lesion." ], "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": [] }, "shared_components": [] }, { "n": 55, "pmid": "38309089", "title": "Contingency management plus acceptance and commitment therapy for initial cocaine abstinence: Results of a sequential multiple assignment randomized trial (SMART).", "citation": "Schmitz JM, Stotts AL, Vujanovic AA et al. Contingency management plus acceptance and commitment therapy for initial cocaine abstinence: Results of a sequential multiple assignment randomized trial (SMART). Drug and alcohol dependence. 2024.", "doi": "10.1016/j.drugalcdep.2023.111078", "pmcid": "", "url": "https://pubmed.ncbi.nlm.nih.gov/38309089/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/38309089/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID38309089", "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": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "A sequential randomized study supported selected ACT-plus-contingency-management response findings but not modafinil augmentation.", "what_it_does_not_show": "Adaptive design and probabilistic evidence do not isolate a universal mediator or guarantee sustained remission.", "confounders_present": [ "Adaptive design and probabilistic evidence do not isolate a universal mediator or guarantee sustained remission." ], "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": [] }, "shared_components": [] }, { "n": 56, "pmid": "27442691", "title": "Contingency management is effective in promoting abstinence and retention in treatment among crack cocaine users in Brazil: A randomized controlled trial.", "citation": "Miguel AQ, Madruga CS, Cogo-Moreira H et al. Contingency management is effective in promoting abstinence and retention in treatment among crack cocaine users in Brazil: A randomized controlled trial. Psychology of addictive behaviors : journal of the Society of Psychologists in Addictive Behaviors. 2016.", "doi": "10.1037/adb0000192", "pmcid": "PMC5102809", "url": "https://pubmed.ncbi.nlm.nih.gov/27442691/", "source_pointer": "https://pubmed.ncbi.nlm.nih.gov/27442691/", "tier": "A", "source_tier": "A", "kind": "rct", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID27442691", "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: 2:Results:paragraph3, 2:Results:paragraph5. No complete-paper or supplement audit claimed.", "relates_to_subclaims": [ "SC2", "SC3" ], "favors_models": [], "evidence_class": "Strong", "system": "human interventional", "decisive_perturbation": true, "endogenous": true, "direction": "supports", "what_it_shows": "Randomized contingency management improved retention and sustained crack-cocaine-negative runs.", "what_it_does_not_show": "Negative-sample proportions differed using expected samples but not submitted samples, making engagement part of the result; no neural-state measurement.", "confounders_present": [ "Negative-sample proportions differed using expected samples but not submitted samples, making engagement part of the result; no neural-state measurement." ], "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": [] }, "shared_components": [] } ], "verification_summary": { "load_bearing_claims_checked": 60, "verified": 60, "unverified": 0, "contradicted": 0, "note": "Verified attribution is distinct from mechanism truth or complete body access." }, "factual_issues_found": [], "cap_rules_applied": [], "cap_precedence_resolutions": [ { "collision": "Perturbation in a defined setting versus broader inference", "subclaim_scope_cap_binds_on": "Addiction is a chronic relapsing brain disease in which drug-induced neuroadaptation causes loss of volitional control over use.", "subclaim_scope_threshold_binds_on": "The precise experimentally tested subclaim scope", "resolution": "Rat/mouse manipulations establish model dependencies; the human psychiatric threshold retains comparator, blinding and symptom-trajectory requirements. Treatment efficacy is not proof of one specific mediator. No convergence across treatment modalities is claimed to establish the broad nominal mechanism.", "note": "Convergent lines are assessed as a set; one weak leg is not re-capped over the assembled case." } ], "boundary_check_BGD": [ { "subclaim_id": "SC1", "field_valid_perturbation_quote": "at least one of:\n- Active comparator matched for acute subjective effect, blinding integrity measured and reported\n- Blinded on/off, staggered-onset, or randomized-withdrawal neuromodulation, reversible and within-subject\n- Mediator manipulation with the intervention intact: antagonist blockade of the acute experience with the drug still given, or dosing under general anaesthesia\n- Depletion or challenge experiment in humans whose outcome is symptom trajectory, not a biomarker\n- Psychotherapy component dismantling, or scaffold removal from a drug arm, with blinded assessors\n\nRating-scale or biomarker change alone does NOT satisfy this threshold when the claim is functional, and statistical mediation alone never satisfies it.", "qualifying_evidence_present": "no", "qualifying_evidence_citation": "", "gamma_hard_rules_triggered": [ "Human associations and biomarker-only changes do not establish the broad causal claim.", "Model perturbations bind their tested species and phenotype, not an untested human scope.", "Positive treatment effects are checked for specific mechanism attribution; negative trials require target engagement before mechanistic falsification." ], "disease_phenotype_relevance": "yes", "perturbation_result_positive": "no", "perturbation_result_note": "Drug exposure changes brain signaling and structure, including persistent and reversible responses. The psychiatric rubric does not treat acute/proxy changes as positive human symptom-trajectory causality.", "ceiling_from_boundary_check": "Γ" }, { "subclaim_id": "SC2", "field_valid_perturbation_quote": "at least one of:\n- Active comparator matched for acute subjective effect, blinding integrity measured and reported\n- Blinded on/off, staggered-onset, or randomized-withdrawal neuromodulation, reversible and within-subject\n- Mediator manipulation with the intervention intact: antagonist blockade of the acute experience with the drug still given, or dosing under general anaesthesia\n- Depletion or challenge experiment in humans whose outcome is symptom trajectory, not a biomarker\n- Psychotherapy component dismantling, or scaffold removal from a drug arm, with blinded assessors\n\nRating-scale or biomarker change alone does NOT satisfy this threshold when the claim is functional, and statistical mediation alone never satisfies it.", "qualifying_evidence_present": "no", "qualifying_evidence_citation": "", "gamma_hard_rules_triggered": [ "Human associations and biomarker-only changes do not establish the broad causal claim.", "Model perturbations bind their tested species and phenotype, not an untested human scope.", "Positive treatment effects are checked for specific mechanism attribution; negative trials require target engagement before mechanistic falsification." ], "disease_phenotype_relevance": "yes", "perturbation_result_positive": "no", "perturbation_result_note": "Specific neural manipulations alter rodent drug choice, seeking and punishment resistance. Human treatments can improve outcomes but do not selectively establish the proposed adaptation as required for compulsivity.", "ceiling_from_boundary_check": "Γ" }, { "subclaim_id": "SC3", "field_valid_perturbation_quote": "at least one of:\n- Active comparator matched for acute subjective effect, blinding integrity measured and reported\n- Blinded on/off, staggered-onset, or randomized-withdrawal neuromodulation, reversible and within-subject\n- Mediator manipulation with the intervention intact: antagonist blockade of the acute experience with the drug still given, or dosing under general anaesthesia\n- Depletion or challenge experiment in humans whose outcome is symptom trajectory, not a biomarker\n- Psychotherapy component dismantling, or scaffold removal from a drug arm, with blinded assessors\n\nRating-scale or biomarker change alone does NOT satisfy this threshold when the claim is functional, and statistical mediation alone never satisfies it.", "qualifying_evidence_present": "no", "qualifying_evidence_citation": "", "gamma_hard_rules_triggered": [ "Human associations and biomarker-only changes do not establish the broad causal claim.", "Model perturbations bind their tested species and phenotype, not an untested human scope.", "Positive treatment effects are checked for specific mechanism attribution; negative trials require target engagement before mechanistic falsification." ], "disease_phenotype_relevance": "yes", "perturbation_result_positive": "no", "perturbation_result_note": "Human choice responds to incentives and alternatives, courses include remission and chronic relapse, and a universally necessary adaptation causing loss of volition is not established. This is partial mechanism support, not denial of severe addiction or biological treatment benefit.", "ceiling_from_boundary_check": "Γ" } ], "thresholds_tested": [ { "subclaim_id": "SC1", "threshold": "Δ", "requirement_quoted": "Requires a controlled human interventional study with a credible active comparator, or a mediator manipulation in humans, with a pre-registered primary outcome.", "satisfied": "no", "supporting_evidence": [], "what_would_cross_it": "Demonstrate that the proposed persistent adaptation, not an acute pharmacodynamic marker, causally alters human symptom trajectory." }, { "subclaim_id": "SC2", "threshold": "Δ", "requirement_quoted": "Requires a controlled human interventional study with a credible active comparator, or a mediator manipulation in humans, with a pre-registered primary outcome.", "satisfied": "no", "supporting_evidence": [], "what_would_cross_it": "Selectively manipulate the candidate mediator in controlled humans with credible comparator, registered functional outcomes and appropriate blinding/expectancy controls." }, { "subclaim_id": "SC3", "threshold": "Δ", "requirement_quoted": "Requires a controlled human interventional study with a credible active comparator, or a mediator manipulation in humans, with a pre-registered primary outcome.", "satisfied": "no", "supporting_evidence": [], "what_would_cross_it": "The mediator-specific intervention must predictably restore functional control/relapse trajectory within a prespecified diagnosis/severity scope, excluding alternatives without defining responders afterward." } ], "generalization_check": { "generalization_tested": "no", "context_boundary_mapped": "yes", "internal_negative_controls": [ "Neural/model effects are not confined to drugs in all tasks; sucrose can change connectivity topology.", "Most cocaine-experienced rats can prefer an available nondrug reward under tested conditions.", "Human incentive effects coexist with pharmacological treatment benefit.", "Long-term low prevalence can reflect mortality as well as remission." ], "note": "Substances, dependence versus addiction, severity, alternative rewards and recovery context differ. Physiological withdrawal, cue seeking and punishment resistance are not interchangeable with human voluntary control. Neither inevitable relapse nor universal easy remission is inferred." }, "falsification_patterns_met": [], "pitfalls_flagged": [ { "pitfall": "Proxy phenotype", "where": "Rodent punished seeking, reinforcement and cue incubation do not directly measure human agency." }, { "pitfall": "Treatment equals etiology", "where": "Medication/TMS benefit does not establish a universally necessary neural adaptation." }, { "pitfall": "Unblinded comparison", "where": "The pilot TMS comparator was not a matched sham sufficient to isolate expectancy." }, { "pitfall": "Recovery selection", "where": "Help-seeking severity and long-term mortality distort simplistic natural-remission comparisons." } ], "causal_tally_audit": { "tally_claimed_by_document": 29, "tally_after_audit": 29, "items_rejected": [ "Null and negative contrasts are discriminators, not positive threshold crossings. Reports and replications are not independent causal lines.", "The tally counts reports with discriminating intervention contrasts, including negative results; it is not a count of positive causal crossings.", "Shared parent trials and multiple manipulations within a study remain grouped." ] }, "steelman": { "case_one_rung_higher": "Case for Δ: selective neural manipulations alter drug choice, compulsivity and relapse-like behavior; medications and incentives improve human outcomes. These cross meaningful model/treatment thresholds, but no controlled selective human adaptation manipulation establishes the registered general loss-of-volition claim.", "case_one_rung_lower": "Case for Β: human imaging and course associations cannot determine etiology, and model tasks incompletely translate. Nevertheless, controlled neural manipulation and objective human treatment responses provide partial system support beyond correlations.", "which_rejected": "Retain Γ while recognizing causal model biology and human treatment benefit. Evidence for responsiveness is not evidence that every choice is easy or that neural mechanisms are absent.", "blocking_cap_threshold_or_missing_experiment": "Missing experiment: Within a prespecified human substance-use-disorder severity group, test an ethically permissible selective candidate-mediator manipulation with matched active comparator and independently varied alternative-reward support; register objective control and relapse outcomes." }, "final_score": { "hsef_level": "Γ", "hsef_descriptor": "Mechanistically plausible, partial system support", "confidence": "Moderate", "confidence_rationale": "Multiple independent studies across animal models, human neuroimaging, randomized treatment trials and natural-course cohorts, with partial replication, but substantive evidence-quality reservations remain and are documented in the review itself: the causal results are rodent behavioral proxies, the human neural evidence is associational or predictive rather than a mediator manipulation, severity selection and mortality confound treated-versus-untreated comparisons, and course heterogeneity is marked. Evidence density and reproducibility set the Moderate band, not the reviewer's access depth and not correctness.", "rests_on_non_peer_reviewed_work": false, "rationale": "Overall Γ follows SC3. Specific experimental neural effects, clinical treatment responses and recovery trajectories support a biological/behavioral disorder with context-dependent control. They do not establish that persistent neuroadaptations generally remove voluntary control or make chronic relapse the necessary course." }, "role_of_mechanism": { "classification": "reinforcing / stabilizing factor", "derivation_step_matched": 5, "derivation": "Drug exposure initiates neuroadaptations; exposure is upstream, not identical to the addiction phenotype, so step 1 does not classify every adaptation as a consequence of diagnosed addiction. Model perturbations show behavioral dependency, bypassing step 2 in that narrow scope. General human initiation plus rate limitation and universal necessity are not established (steps 3/4). The defensible mechanistic role is reinforcement/maintenance at step 5, demonstrated in models and provisional for human generalization, not a primary-driver claim.", "tournament_used_as_tiebreaker": false, "note": "Derived from causal direction, not tournament rank." }, "extended_scoring_MSD": { "momentum": { "value": "Mechanistic only", "artifact": "Targeted rodent work (PMID34407947,32273471) and recent AUD semaglutide trials (PMID42522065,42070571) test neural/treatment pathways; no verified selective human mediator trial of general volitional incapacity was identified.", "justification": "Targeted rodent work (PMID34407947,32273471) and recent AUD semaglutide trials (PMID42522065,42070571) test neural/treatment pathways; no verified selective human mediator trial of general volitional incapacity was identified." }, "stability": { "value": "Stable", "trigger": "No specific pending result with a verified completion trigger was identified in this bounded search; Stable follows the framework definition, not a forecast of permanent truth.", "justification": "No specific pending result with a verified completion trigger was identified in this bounded search; Stable follows the framework definition, not a forecast of permanent truth." }, "divergence": { "implied_level": null, "implied_level_basis": "No single field-implied level is defensible from conflicting framings.", "assessed_level": "Γ", "gap_in_rungs": null, "value": "Contested", "justification": "No manufactured field consensus or arithmetic gap. Artifact for the split: public-health and research framing of addiction as a chronic relapsing brain disease with compromised volition implies a high rung, while the same field's randomized incentive and natural-course literature is read by other researchers as showing preserved, context-sensitive choice and frequent remission, implying a much lower one (PMID27442691,33220122,8271810)." }, "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": "Within a prespecified human substance-use-disorder severity group, test an ethically permissible selective candidate-mediator manipulation with matched active comparator and independently varied alternative-reward support; register objective control and relapse outcomes.", "readout": "Verified mediator engagement, drug-negative samples, functional decision control and longitudinal relapse", "critical_control": "Credible blinding/expectancy assessment, equal treatment scaffold, adverse-effect monitoring and objective outcome adjudication", "supporting_result": "Mediator-specific reversal restores predicted functional control beyond comparator/context effects", "falsifying_result": "Verified selective mediator reversal fails the registered functional predictions while contextual intervention changes outcomes" } ], "knowledge_gaps": [ { "name": "Gap 1", "statement": "Which adaptations are necessary in humans rather than model proxies?", "relevance": "Limits mechanism identification or scope." }, { "name": "Gap 2", "statement": "How much acquired versus pre-existing vulnerability explains different courses?", "relevance": "Limits mechanism identification or scope." }, { "name": "Gap 3", "statement": "Recovery and chronicity vary by substance and severity.", "relevance": "Limits mechanism identification or scope." }, { "name": "Gap 4", "statement": "Treatment response has not isolated a universal neural mediator.", "relevance": "Limits mechanism identification or scope." } ], "review_metadata": { "review_date": "2026-10-09", "reviewer": "Codex", "evidence_base_note": "56 primary reports; literature cutoff 2026-10-09; source examination UTC date 2026-10-10; 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; No Consensus or Scite calls used; PubMed primary records and separately logged public original-body retrieval only.", "skill_version": "5.3", "validator_run": "Exact package-bundled v5.3 validator: PASS, zero FAIL findings; rerun after sealing.", "validator_warnings_addressed": "No warnings.", "limits": "Bounded critical review; not systematic review, complete-abstract audit, complete-paper audit, blind calibration or independent peer review.", "consensus_consistency_audit": "2026-10-09; supplementary provenance/source reconciliation; original grading retained; prior grades visible." }, "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": "Ranking categorical verdict and index guidance were visible. No completed blinded calibration claimed." }, "upper_ladder_check": { "final_level_below_zeta": true, "equivalents_considered": [ { "kind": "mendelian_randomization", "available": false, "why_not_sufficient": "No convergence establishes the full registered claim. Positive narrower results are retained without re-capping an assembled causal set; their scopes and distinct failure modes are stated separately." }, { "kind": "natural_experiment", "available": false, "why_not_sufficient": "No convergence establishes the full registered claim. Positive narrower results are retained without re-capping an assembled causal set; their scopes and distinct failure modes are stated separately." }, { "kind": "dose_response_across_populations", "available": false, "why_not_sufficient": "No convergence establishes the full registered claim. Positive narrower results are retained without re-capping an assembled causal set; their scopes and distinct failure modes are stated separately." }, { "kind": "withdrawal_rechallenge", "available": false, "why_not_sufficient": "No convergence establishes the full registered claim. Positive narrower results are retained without re-capping an assembled causal set; their scopes and distinct failure modes are stated separately." }, { "kind": "therapeutic_perturbation_hard_endpoint", "available": false, "why_not_sufficient": "No convergence establishes the full registered claim. Positive narrower results are retained without re-capping an assembled causal set; their scopes and distinct failure modes are stated separately." } ], "convergence_present": false, "cap_reapplied_to_convergent_set": false }, "provenance_header": { "sources_total": 56, "claims_total": 60, "claims_verified": 60, "claims_unverified": 0, "claims_contradicted": 0, "tier_a_sources": 56, "generated_by": "Codex; HSEF v5.3", "gate_passed": true }, "claims": [ { "id": "C1", "text": "Randomized adolescent contingency management improved marijuana abstinence during treatment. Parent training and multiple treatment components do not isolate a neural mediator or establish permanent remission.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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. No complete-paper or supplement audit claimed.", "verified_on": "2026-10-10", "note": "" }, { "id": "C2", "text": "Dexamfetamine reduced cocaine-use days in refractory cocaine dependence with heroin-assisted treatment. Selected comorbidity, adverse effects and agonist substitution do not establish a universal loss-of-volition mechanism.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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. No complete-paper or supplement audit claimed.", "verified_on": "2026-10-10", "note": "" }, { "id": "C3", "text": "Baseline alcohol problems and early abstinence predicted response to contingency management. A treated cohort's predictors are not randomized mediator manipulation.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C4", "text": "Incentives added to patient navigation increased substance-treatment entry and negative sample submission in HIV. Multiple components and unequal submission rates complicate interpretation; no selective neural-mediator assay.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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. No complete-paper or supplement audit claimed.", "verified_on": "2026-10-10", "note": "" }, { "id": "C5", "text": "Cellphone-linked contingency management improved alcohol-negative breath measures and selected drinking outcomes. Behavioral response does not imply no brain changes; sample submission and setting restrict scope.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C6", "text": "Population follow-up found substantial remission, differing between help-seeking and non-help-seeking groups. Severity selection prevents concluding treatment harms recovery or all disorders remit easily.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C7", "text": "Longitudinal rats showed transient connectivity-topology changes after cocaine or sucrose exposure. Shared reward effects and recovery restrict claims of irreversible drug-specific pathology.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C8", "text": "Methylphenidate altered impulsivity and receptor availability without a clear relationship between their changes. The candidate dopamine imaging mediator was not established as the causal bridge.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C9", "text": "Baclofen changed resting cerebral blood flow in reward-related regions. Acute imaging change without smoking reduction is not symptom-trajectory causality.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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. No complete-paper or supplement audit claimed.", "verified_on": "2026-10-10", "note": "" }, { "id": "C10", "text": "Repeated laboratory stimulant exposure produced persistent dopamine-release sensitization in healthy men. Sensitization is not diagnosed addiction, human loss of agency or general relapse inevitability.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C11", "text": "Mouse imaging found transient catecholaminergic bouton-volume responses to methamphetamine. Structural pharmacodynamic responses do not establish chronic human compulsivity.", "carries_number": false, "load_bearing_for": [ "SC2", "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": "2026-10-10", "note": "" }, { "id": "C12", "text": "Smoking abstinence was associated with recovery of dopamine-synthesis measures. Nonrandomized abstinence and proxy measures do not establish that the change causes remission.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "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": "2026-10-10", "note": "" }, { "id": "C13", "text": "A randomized buprenorphine-formulation trial found similar treatment engagement, with selected secondary differences. Two active formulations do not isolate neural necessity; an erratum is attached.", "carries_number": false, "load_bearing_for": [ "SC2", "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": "2026-10-10", "note": "" }, { "id": "C14", "text": "X:BOT found an induction hurdle for naltrexone explaining much intention-to-treat relapse difference versus buprenorphine. Per-protocol similarity conditions on successful induction; neither result proves unified loss of volition.", "carries_number": false, "load_bearing_for": [ "SC2", "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": "2026-10-10", "note": "" }, { "id": "C15", "text": "Lorcaserin did not reduce oxycodone self-administration under tested conditions. A specific negative pharmacological test does not invalidate every neural adaptation mechanism.", "carries_number": false, "load_bearing_for": [ "SC2", "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": "2026-10-10", "note": "" }, { "id": "C16", "text": "An opioid challenge produced withdrawal responses in morphine-stabilized dependent participants. Physiological dependence is not equivalent to addiction, compulsive choice or universal chronic relapse.", "carries_number": false, "load_bearing_for": [ "SC2", "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": "2026-10-10", "note": "" }, { "id": "C17", "text": "Reduced-nicotine cigarettes and preferred-flavor alternatives decreased smoking in randomized high-risk groups. Nicotine exposure and alternative rewards both change; a broad neural-primacy claim is not isolated.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C18", "text": "Depot buprenorphine was noninferior on prespecified outcomes and favored the distribution of illicit-use outcomes. Active-formulation comparison supports treatment effects, not a universally necessary brain lesion.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C19", "text": "Methamphetamine-use-disorder participants showed weaker reinforcement learning without greater task inflexibility. Small task-based observational differences do not establish all real-world compulsivity or its absence.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "SC3" ], "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. No complete-paper or supplement audit claimed.", "verified_on": "2026-10-10", "note": "" }, { "id": "C20", "text": "Most rats preferred a sweet alternative to cocaine even when controlling trial initiation. Laboratory alternatives and species scope do not make severe human addiction trivial.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C21", "text": "Amygdala GAT-3 knockdown shifted rats toward alcohol choice, with related human postmortem expression findings. Rat choice causality plus human association do not establish human mediator necessity or universal loss of agency.", "carries_number": true, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C22", "text": "A small semaglutide AUD trial reduced laboratory consumption and selected drinking/craving endpoints. Drinks per calendar day and drinking days did not change; nonspecific intake/weight effects and small sample limit mechanism attribution.", "carries_number": false, "load_bearing_for": [ "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": "2026-10-10", "note": "" }, { "id": "C23", "text": "Oral semaglutide reduced selected heavy-drinking and naturalistic outcomes in AUD. Laboratory craving and drinks-per-day endpoints were not significant; drug benefit does not prove the nominal universal mechanism.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C24", "text": "Semaglutide reduced heavy-drinking days versus placebo in AUD with obesity. Obesity scope and subjective/physiological drug effects restrict mechanistic specificity and generalization.", "carries_number": false, "load_bearing_for": [ "SC2", "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": "2026-10-10", "note": "" }, { "id": "C25", "text": "Matched EHR cohorts associated semaglutide with fewer cannabis-use-disorder diagnoses. Confounding, coding and treatment selection remain; not a randomized addiction-mechanism intervention.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C26", "text": "Semaglutide reduced voluntary alcohol consumption in male vervet monkeys. Nonhuman voluntary consumption is not a human functional loss-of-control endpoint.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C27", "text": "Closed-loop prefrontal inhibition altered punishment-related ethanol seeking in rats. Model circuit specificity does not prove broad human symptom-trajectory causality.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C28", "text": "N-acetylcysteine promoted punishment-linked abstinence in long-access cocaine rats and altered glutamate transport measures. Drug pleiotropy and associated molecular recovery do not isolate every causal mediator.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C29", "text": "Mouse striatal synaptic changes tracked progression to punishment-resistant cocaine self-administration. Association/timing do not alone establish that the adaptation is necessary in humans.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C30", "text": "Longitudinal rat habenula-frontal connectivity related to punishment-resistant methamphetamine taking. Imaging correlation is not mediator manipulation.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C31", "text": "Ventral-pallidum inhibition reduced cocaine relapse-like behavior after voluntary abstinence in rats. Model relapse and possible risk-assessment effects cannot establish universal human chronicity.", "carries_number": false, "load_bearing_for": [ "SC2", "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": "2026-10-10", "note": "" }, { "id": "C32", "text": "A small randomized open-control TMS study improved cocaine urine/craving outcomes. No matched sham or adequate blinding establishes an expectancy-independent neural mechanism.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C33", "text": "Optogenetic dopamine stimulation produced reinforcement and selected relapse/compulsion-like behaviors in mice. Artificial stimulation sufficiency for a model phenotype is not endogenous necessity or universal human loss of volition.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C34", "text": "Punishment-resistant methamphetamine rats showed greater later cue-induced seeking. Selection by behavior and rodent proxy outcomes do not establish general human compulsivity.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C35", "text": "Targeted dopamine-neuron manipulations altered heroin reinforcement in mice. Reinforcement is not identical to chronic compulsivity, and species/perturbation scope matters.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C36", "text": "Cocaine habit phenotypes associated with reduced astrocytic dopamine-transporter expression in rats. Expression changes without a selective restoration test do not establish necessity.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C37", "text": "Corticostriatal inhibition reduced punished reward seeking in mice. Reward-proxy circuit effects do not establish human diagnostic specificity or universal agency loss.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C38", "text": "Targeted amygdala ensemble inhibition and PKC-delta knockdown reduced punishment-resistant alcohol taking in rats. Phenotype-selected animals and rodent punishment tasks do not establish a generally primary mechanism in humans.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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. Selected body sections: 1:RESULTS:paragraph12, 1:RESULTS:paragraph19, 1:RESULTS:paragraph21. No complete-paper or supplement audit claimed.", "verified_on": "2026-10-10", "note": "" }, { "id": "C39", "text": "Reducing VTA histone dopaminylation changed gene expression/dopamine release and cocaine seeking in rats. A specific model relapse pathway is not a universal human brain-disease mechanism.", "carries_number": false, "load_bearing_for": [ "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": "2026-10-10", "note": "" }, { "id": "C40", "text": "Extended heroin access increased drug preference relative to a nondrug alternative in rats. Drug-specific susceptibility and alternatives constrain generalization across substances and people.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C41", "text": "Accumbens BRG1 inhibition and overexpression oppositely altered cocaine reinstatement in rats. Local model manipulation does not establish human necessity or the etiology of every substance disorder.", "carries_number": true, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C42", "text": "GluN3A knockdown prevented incubation of cue-induced cocaine craving in rats. Cue seeking is a model phenotype, not direct human relapse or generalized volitional incapacity.", "carries_number": true, "load_bearing_for": [ "SC2", "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": "2026-10-10", "note": "" }, { "id": "C43", "text": "Cocaine-experienced rats showed impaired higher-order learning and altered accumbens encoding. Drug exposure can cause impairment but this does not demonstrate universal human addiction maintenance.", "carries_number": false, "load_bearing_for": [ "SC2", "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": "2026-10-10", "note": "" }, { "id": "C44", "text": "VTA glutamate blockade reduced cocaine reinstatement with location and sucrose controls. Specific model reinstatement effects do not establish a human syndrome-wide causal driver.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C45", "text": "Alcohol abstinence was associated with cognitive improvement varying by smoking status. Recovery and smoking confounding do not establish either permanent damage or its complete absence.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C46", "text": "Long village follow-up documented substantial spontaneous alcohol remission with sex differences. Historical community setting and observational severity selection preclude universal remission estimates.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C47", "text": "Detoxification follow-up showed recovery in working memory with persistent selected inhibition deficits. Short time course and individual heterogeneity do not establish all functions recover or remain impaired.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C48", "text": "Longitudinal MRI showed partial brain-volume recovery associated with leptin during alcohol abstinence. Correlated recovery and hormone levels do not establish a manipulated causal mediator.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C49", "text": "Long male-cohort follow-up found both stable abstinence and substantial mortality, with dependence predicting course. Survivor bias and sex/historical scope prevent equating low late-life dependence prevalence with easy remission.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C50", "text": "Natural-recovery profiles predicted moderation, abstinence and relapse differently by severity. Observational profile prediction is not a causal treatment or mechanism test.", "carries_number": false, "load_bearing_for": [ "SC1", "SC2", "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": "2026-10-10", "note": "" }, { "id": "C51", "text": "Contingent incentives improved verified smoking abstinence in opioid-maintained patients. Some duration measures were nonsignificant; reinforcement responsiveness does not imply brain-independent choice.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C52", "text": "Bupropion did not improve planned methamphetamine-use outcomes, with a post hoc light-use subgroup signal. Exploratory subgroup benefit cannot replace the primary null or invalidate all pharmacological treatment.", "carries_number": false, "load_bearing_for": [ "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": "2026-10-10", "note": "" }, { "id": "C53", "text": "A multisite vigabatrin trial found no protocol-defined cocaine efficacy difference. Possible medication nonadherence prevents treating the null as verified target failure.", "carries_number": false, "load_bearing_for": [ "SC2", "SC3" ], "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": "2026-10-10", "note": "" }, { "id": "C54", "text": "A digital therapeutic added to buprenorphine improved opioid abstinence and retention. Combined behavioral/pharmacological treatment does not identify one required neural lesion.", "carries_number": false, "load_bearing_for": [ "SC2", "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": "2026-10-10", "note": "" }, { "id": "C55", "text": "A sequential randomized study supported selected ACT-plus-contingency-management response findings but not modafinil augmentation. Adaptive design and probabilistic evidence do not isolate a universal mediator or guarantee sustained remission.", "carries_number": false, "load_bearing_for": [ "SC2", "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": "2026-10-10", "note": "" }, { "id": "C56", "text": "Randomized contingency management improved retention and sustained crack-cocaine-negative runs. Negative-sample proportions differed using expected samples but not submitted samples, making engagement part of the result; no neural-state measurement.", "carries_number": false, "load_bearing_for": [ "SC2", "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. Selected body sections: 2:Results:paragraph3, 2:Results:paragraph5. No complete-paper or supplement audit claimed.", "verified_on": "2026-10-10", "note": "" }, { "id": "CSC1", "text": "Drug exposure changes brain signaling and structure, including persistent and reversible responses. The psychiatric rubric does not treat acute/proxy changes as positive human symptom-trajectory causality.", "carries_number": false, "load_bearing_for": [ "SC1" ], "source_ns": [ 3, 6, 10, 12, 19, 25, 45, 46, 47, 48, 49, 50 ], "verification": "verified", "verified_against": "Synthesis of examined primary result/limit cards; framework level is adjudication.", "verified_on": "2026-10-10", "note": "" }, { "id": "CSC2", "text": "Specific neural manipulations alter rodent drug choice, seeking and punishment resistance. Human treatments can improve outcomes but do not selectively establish the proposed adaptation as required for compulsivity.", "carries_number": false, "load_bearing_for": [ "SC2" ], "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, 26, 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, 54, 55, 56 ], "verification": "verified", "verified_against": "Synthesis of examined primary result/limit cards; framework level is adjudication.", "verified_on": "2026-10-10", "note": "" }, { "id": "CSC3", "text": "Human choice responds to incentives and alternatives, courses include remission and chronic relapse, and a universally necessary adaptation causing loss of volition is not established. This is partial mechanism support, not denial of severe addiction or biological treatment benefit.", "carries_number": false, "load_bearing_for": [ "SC3" ], "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, 26, 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, 54, 55, 56 ], "verification": "verified", "verified_against": "Synthesis of examined primary result/limit cards; framework level is adjudication.", "verified_on": "2026-10-10", "note": "" }, { "id": "CH", "text": "Neural adaptations causally affect addiction-like behaviors in models; a general human loss-of-volition mechanism is not established.", "carries_number": false, "load_bearing_for": [ "SC3" ], "source_ns": [ 21, 38, 33, 56, 6 ], "verification": "verified", "verified_against": "Bounded synthesis of examined sources; score is adjudication.", "verified_on": "2026-10-10", "note": "" } ], "citation_ledger": [ { "n": 1, "citation": "Stanger C, Budney AJ, Kamon JL et al. A randomized trial of contingency management for adolescent marijuana abuse and dependence. Drug and alcohol dependence. 2009.", "tier": "A", "kind": "rct", "pmid": "19717250", "doi": "10.1016/j.drugalcdep.2009.07.009", "url": "https://pubmed.ncbi.nlm.nih.gov/19717250/", "status_flags": [ "none_found" ], "opened": true, "opened_on": "2026-10-10", "status_checked_on": "2026-10-10", "study_id": "PMID19717250", "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.", "carries_claims": [ "C1", "CSC2", "CSC3" ] }, { "n": 2, "citation": "Nuijten M, Blanken P, van de Wetering B et al. Sustained-release dexamfetamine in the treatment of chronic cocaine-dependent patients on heroin-assisted treatment: a randomised, double-blind, placebo-controlled trial. 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