SRT2104 extends survival of male mice on a standard diet and preserves bone and muscle mass

Evi M. Mercken, Sarah J. Mitchell, Alejandro Martin-Montalvo, Robin K. Minor, Maria Almeida, Ana P. Gomes, Morten Scheibye-Knudsen, Hector H. Palacios, Jordan J. Licata, Yongqing Zhang, Kevin G. Becker, Husam Khraiwesh, José A. González-Reyes, José M. Villalba, Joseph A. Baur, Peter Elliott, Christoph Westphal, George P. Vlasuk, James L. Ellis, David A. SinclairMichel Bernier, Rafael de Cabo*

*Corresponding author for this work
139 Citations (Scopus)

Abstract

Increased expression of SIRT1 extends the lifespan of lower organisms and delays the onset of age-related diseases in mammals. Here, we show that SRT2104, a synthetic small molecule activator of SIRT1, extends both mean and maximal lifespan of mice fed a standard diet. This is accompanied by improvements in health, including enhanced motor coordination, performance, bone mineral density, and insulin sensitivity associated with higher mitochondrial content and decreased inflammation. Short-term SRT2104 treatment preserves bone and muscle mass in an experimental model of atrophy. These results demonstrate it is possible to design a small molecule that can slow aging and delay multiple age-related diseases in mammals, supporting the therapeutic potential of SIRT1 activators in humans.

Original languageEnglish
JournalAging Cell
Volume13
Issue number5
Pages (from-to)787-796
Number of pages10
ISSN1474-9718
DOIs
Publication statusPublished - 1 Oct 2014
Externally publishedYes

Keywords

  • Healthspan
  • Inflammation
  • Lifespan
  • Muscle wasting
  • Osteoporosis
  • Sirtuins

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