Rapamycin extends life- and health span because it slows aging
- PMID: 23934728
- PMCID: PMC3796212
- DOI: 10.18632/aging.100591
Rapamycin extends life- and health span because it slows aging
Abstract
Making headlines, a thought-provocative paper by Neff, Ehninger and coworkers claims that rapamycin extends life span but has limited effects on aging. How is that possibly possible? And what is aging if not an increase of the probability of death with age. I discuss that the JCI paper actually shows that rapamycin slows aging and also extends lifespan regardless of its direct anti-cancer activities. Aging is, in part, MTOR-driven: a purposeless continuation of developmental growth. Rapamycin affects the same processes in young and old animals: young animals' traits and phenotypes, which continuations become hyperfunctional, harmful and lethal later in life.
Comment on
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Rapamycin extends murine lifespan but has limited effects on aging.J Clin Invest. 2013 Aug;123(8):3272-91. doi: 10.1172/JCI67674. Epub 2013 Jul 25. J Clin Invest. 2013. PMID: 23863708 Free PMC article.
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