ArticleCell metabolism2023
Dietary restriction of isoleucine increases healthspan and lifespan of genetically heterogeneous mice.
Article in Cell metabolism, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07329088 (ISOLeucine Addition Treatment Effects), which is not on this map. Cited by 82 papers, 1 of them a synthesis that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
ISOLeucine Addition Treatment Effects (ISOLATE) in a Controlled Diet Study
Who cites it
82 citing papers in PubMed, 1 synthesis or guideline pooled it, 96 citations in OpenAlex.
- Efficacy of a High-Protein Diet to Lower Glycemic Levels in Type 2 Diabetes Mellitus: A Systematic Review.International journal of molecular sciences · 2024Pooled it
- Effect of henagliflozin on aging biomarkers in patients with type 2 diabetes: A multicenter, randomized, double-blind, placebo-controlled study.Cell reports. Medicine · 2025Trial
- Exercise intensity determines circulating levels of Lac-Phe and other exerkines: a randomized crossover trial.Metabolomics : Official journal of the Metabolomic Society · 2025Trial
- The gut-lung axis and viral pneumonia: Unrevealing the gut microbiota.Pharmaceutical science advances · 2026Review
- Macronutrient mixtures and interactions in health and disease.Nature reviews. Endocrinology · 2026Review
- Balancing essential amino acids in low-protein diets: Impacts on growth performance, amino acid transport, and cecal microbiota in yellow-feathered chickens.Poultry science · 2026Article
- Review
- Mitochondrial homeodynamics in ageing: mechanisms, resilience, and interventions.Biogerontology · 2026Review
- Intermediate leucine catabolism is associated with longevity and sustained reproduction in grasshoppers.GeroScience · 2026Article
- Adipose FGF21 signalling mediates the anti-senescence effects of protein restriction.The Journal of physiology · 2026Article
- The emerging role of branched-chain amino acid metabolism in obesity.International journal of obesity (2005) · 2026Review
- The hallmarks of protein and amino acid restriction in aging and longevity.Cell press blue · 2026Article
- Article
- Lifelong restriction of dietary valine has sex-specific benefits for health and lifespan in mice.Nature aging · 2026Article
- The association of frailty with age and lifespan in mice differs by strain and sex.The journals of gerontology. Series A, Biological sciences and medical sciences · 2026Article
- Sex differences in response to longevity interventions.Ageing research reviews · 2026Review
- Bench to bedside: is rapamycin headed for the docTOR?GeroScience · 2026Review
- Article
- Time-restricted feeding improves functional capacity of adipose-derived stem cells with activation of OSK-associated transcriptional programs.npj aging · 2026Article
- Restriction of Individual Branched-Chain Amino Acids has Distinct Effects on the Development and Progression of Alzheimer's Disease in 3xTg Mice.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026Article
22 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
20 authors at 3 institutions in 1 country.
Funding
Abstract
Low-protein diets promote health and longevity in diverse species. Restriction of the branched-chain amino acids (BCAAs) leucine, isoleucine, and valine recapitulates many of these benefits in young C57BL/6J mice. Restriction of dietary isoleucine (IleR) is sufficient to promote metabolic health and is required for many benefits of a low-protein diet in C57BL/6J males. Here, we test the hypothesis that IleR will promote healthy aging in genetically heterogeneous adult UM-HET3 mice. We find that IleR improves metabolic health in young and old HET3 mice, promoting leanness and glycemic control in both sexes, and reprograms hepatic metabolism in a sex-specific manner. IleR reduces frailty and extends the lifespan of male and female mice, but to a greater degree in males. Our results demonstrate that IleR increases healthspan and longevity in genetically diverse mice and suggests that IleR, or pharmaceuticals that mimic this effect, may have potential as a geroprotective intervention.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.