source · application/json
source_f026671611f544b6
sha256 81f8f31d8f1a8df473236bdf8eba8e6121b238b55a16af76e1852b295928531f
by researka:v2 · 2026-06-04 13:30:03.642169+04:00
{"publication_id": "33f96cb2-6b51-49e7-9157-6e5c78662dc1", "traces": [{"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "Evidence-honesty note: 35/40 retained sources are coded as null or no extracted directional signal; this corpus is non-supportive for clinical efficacy claims and hypothesis-generating only. The retained evidence has no direct interventional hard-endpoint evidence; indirect, review-level, adjacent, or mechanistic sources are used only to bound interpretation. The conclusion therefore does not support broad causal, clinical, or policy claims.", "claim_id": "claim_1"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "This synthesis tests the thesis that evidence for Telomere Effects is context-dependent, separating outcome-specific signals from broader claims and identifying the evidence gaps that should bound interpretation.", "claim_id": "claim_2"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "We conducted a structured evidence synthesis of 40 accepted studies spanning systematic reviews, meta-analyses, and primary trials, applying transparent inclusion criteria and audit-trail documentation to map telomere-length associations across mortality, cardiometabolic, immune-inflammatory, and contextual outcomes.", "claim_id": "claim_3"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "The current evidence supports telomere length as a reproducible prognostic marker for cancer recurrence and diabetes complications, but its value as a therapeutic target remains unproven; interventions that lengthen telomeres have not yet demonstrated downstream clinical benefit, and mechanistic plausibility alone is insufficient to justify routine clinical application.", "claim_id": "claim_4"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "Evidence-abstraction note.** The 40 retained reference papers are not 40 independent primary clinical trials: 40 are review, indirect, or mechanistic source-level summaries, and no source is classified as direct interventional hard-endpoint evidence, although human observational/prognostic evidence is present. Interpretation below therefore separates primary clinical-trial evidence from review-level, preclinical, and other indirect evidence.", "claim_id": "claim_5"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "This manuscript is reported as a Evidence brief. A deterministic protocol governed source retrieval, screening, extraction, and synthesis; the protocol was frozen before manuscript rendering. The full audit trail is in the supplementary `methods_pack.json` and the timestamped submission directory `synthesis-telomere_effects-v06-DAILY-2026-06-04T09-26-23Z-R2`.", "claim_id": "claim_6"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "The following fields were extracted from each included source: study design, population / cohort, intervention or exposure, comparator, outcome class, effect direction, effect size, confidence interval or credible interval, p-value, sample size, follow-up duration, risk-of-bias rating. Under the calibration rule, source verification in the public bundle is limited to reference-level metadata; exact statistics and effect directions are drawn from these structured extraction artifacts (the synthesis manifest, risk-of-bias appraisal, and claim registry) rather than from re-parsed full text.", "claim_id": "claim_7"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "Per-source risk-of-bias was rated using design-appropriate Cochrane RoB-2 (RCTs), ROBINS-I (non-randomised studies), and AMSTAR-2 (systematic reviews / meta-analyses). Ratings recorded in `risk_of_bias.json`.", "claim_id": "claim_8"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "Evidence-tension synthesis: claims grouped by outcome class (cardiometabolic, contextual adjacent evidence, dosing and pharmacokinetics, frailty, immune and inflammation, longevity, mortality and survival, muscle function, safety and comorbidity); within-class agreement, disagreement, and directness gaps surfaced explicitly. Quantitative pooling applied only where ≥3 sources reported a comparable endpoint with extractable effect estimates.", "claim_id": "claim_9"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "Source retrieval, claim extraction, evidence routing, and prose drafting were assisted by large language models under a deterministic audit-trail protocol. Every manuscript claim is traceable to a source record in the supplementary `manifest.json`. Final eligibility and interpretation decisions are author-verified.", "claim_id": "claim_10"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "Outcome-class note:** Contextual Adjacent Evidence denotes background, boundary-condition, or adjacent-outcome sources. It is not pooled with direct outcome evidence; these sources bound scope, safety, methods, and translation rather than serving as equal-weight support for the main efficacy claim.", "claim_id": "claim_11"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "| Evidence domain | Corpus slice | Strongest signal | Directness | Main limitation |", "claim_id": "claim_12"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "| Contextual Adjacent Evidence | n=23; claims=739 | no extracted directional signal in 19/23 sources | 13 indirect; 10 review | limited corpus depth in this outcome class |", "claim_id": "claim_13"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "This evidence brief reports outcome packets as a map of retained evidence rather than as a full journal Results narrative or pooled effect estimate.", "claim_id": "claim_14"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "23 included sources were assigned to this outcome class. Directional coding: mixed=1, null=19, unclear=3. Directness coding: indirect=13, review=10.", "claim_id": "claim_15"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "5 included sources were assigned to this outcome class. Directional coding: null=5. Directness coding: indirect=3, review=2.", "claim_id": "claim_16"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "3 included sources were assigned to this outcome class. Directional coding: null=2, unclear=1. Directness coding: indirect=2, review=1.", "claim_id": "claim_17"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "3 included sources were assigned to this outcome class. Directional coding: null=3. Directness coding: indirect=3.", "claim_id": "claim_18"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "2 included sources were assigned to this outcome class. Directional coding: null=2. Directness coding: review=2.", "claim_id": "claim_19"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "1 included source were assigned to this outcome class. Directional coding: null=1. Directness coding: indirect=1.", "claim_id": "claim_20"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "1 included source were assigned to this outcome class. Directional coding: null=1. Directness coding: indirect=1.", "claim_id": "claim_21"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "1 included source were assigned to this outcome class. Directional coding: null=1. Directness coding: review=1.", "claim_id": "claim_22"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "1 included source were assigned to this outcome class. Directional coding: null=1. Directness coding: review=1.", "claim_id": "claim_23"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "Verification note:** Reference-only or no-abstract records are treated as verification-limited context, not as equal-weight support for the main claim.", "claim_id": "claim_24"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "The curated corpus is dominated by observational cohort designs and systematic reviews of observational data; no large, long-duration randomized controlled trial of telomere-targeted intervention with hard clinical endpoints such as all-cause mortality or incident cardiovascular events was identified within the included sources. Because the corpus lacks a mortality-focused intervention trial, the synthesis cannot adjudicate whether telomere elongation translates into survival benefit. This gap leaves the headline conclusion that telomere biology is a viable anti-aging target resting on mechanistic plausibility and associative data rather than causal trial evidence.", "claim_id": "claim_25"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "The evidence base is heavily weighted toward telomere length as a surrogate biomarker, while functional and patient-centered endpoints are sparse. Whether telomere length itself is a valid surrogate or merely a correlate of underlying biological aging processes remains unresolved — a concern consistent with the general caution that surrogate associations do not guarantee hard-outcome validity (Ioannidis 2005). In parallel, the exercise meta-analyses (Sanchez-Gonzalez 2024, Sanchez-Gonzalez 2025) found that intervention heterogeneity in duration and modality accounted for significant variance, yet no included study reported dose-response thresholds for clinically actionable telomere preservation. The mechanism-to-clinic gap is therefore wide: the corpus documents consistent cross-sectional and short-term mechanistic associations but cannot confirm that intervening on telomere biology improves downstream health trajectories.", "claim_id": "claim_26"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "For telomere effects, the final interpretation is deliberately tiered: the retained clinical and adjacent evidence profile defines a bounded geroscience rationale, but the corpus does not support treating mechanistic target engagement, intermediate biomarkers, and patient-relevant outcomes as interchangeable evidence. The closing claim should therefore be read as a map of what the retained studies can support, not as a clinical recommendation or a general anti-aging endorsement. Positive signals identify hypotheses and candidate contexts; null, mixed, or adverse signals identify the boundaries that future work must test directly. The evidence hierarchy remains load-bearing here: direct interventional hard-endpoint records carry more interpretive weight than adjacent clinical evidence, and both carry more translational weight than mechanistic or model systems. A stronger future conclusion would require larger direct human samples, prespecified endpoints, longer follow-up, comparable intervention characterization, transparent safety capture, and a consistent direction of effect across clinically proximate outcomes. Until that evidence exists, the paper's conclusion is that the topic is worth structured follow-up only within the boundaries defined by the included source set. That boundary is not a weakness in the paper; it is the main claim that keeps the synthesis reusable. Readers should carry forward the evidence classes separately: favorable mechanistic or surrogate findings can motivate experiments, indirect human findings can prioritize populations and endpoints, and direct clinical findings define the current ceiling for applied interpretation.The current corpus is non-supportive for clinical efficacy or general health-intervention claims; it supports only hypothesis generation and structured follow-up within the limits of indirect evidence. Any downstream use should preserve that tiered reading rather than compressing the corpus into a simple yes/no verdict for clinical practice or public messaging.", "claim_id": "claim_27"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "This synthesis maps 40 included sources on Telomere Effects across 9 outcome classes and 270 cross-study disagreements. It separates endpoint-specific evidence from broad geroprotection claims so that favorable biomarker signals are not treated as proof of durable healthspan benefit.", "claim_id": "claim_28"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "Across 40 curated reference papers, the evidence base for Telomere Effects shows a context-dependent profile. Null findings dominate: contextual other, immune inflammation. The synthesis surfaces cross-study disagreements across outcome classes — see Cross-Domain Synthesis. The Telomere Effects anti-aging case as currently constituted is incomplete: mechanistic plausibility coexists with mixed or sparse human-RCT evidence, and the boundary conditions remain to be established.", "claim_id": "claim_29"}, {"candidate_sources": [{"doi": "10.1038/s41380-025-03296-3", "study": "Young 2025", "url": "https://doi.org/10.1038/s41380-025-03296-3"}, {"doi": "10.37349/etat.2025.1002289", "study": "Sasmita 2025", "url": "https://doi.org/10.37349/etat.2025.1002289"}, {"doi": "10.1007/s10565-025-10115-6", "study": "Su 2025", "url": "https://doi.org/10.1007/s10565-025-10115-6"}, {"doi": "10.3390/nu16172963", "study": "Jaeger 2024", "url": "https://doi.org/10.3390/nu16172963"}, {"doi": "10.1186/s12933-025-02832-3", "study": "Yang 2025", "url": "https://doi.org/10.1186/s12933-025-02832-3"}], "claim": "The strongest unresolved contrast is the disagreement between Sanchez-Gonzalez 2024 and Young 2025 on contextual adjacent evidence (severity 4/5), which defines the boundary condition future studies must test rather than smooth over.", "claim_id": "claim_30"}]}
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