Nature Communications (Jan 2020)

Sestrin prevents atrophy of disused and aging muscles by integrating anabolic and catabolic signals

  • Jessica Segalés,
  • Eusebio Perdiguero,
  • Antonio L. Serrano,
  • Pedro Sousa-Victor,
  • Laura Ortet,
  • Mercè Jardí,
  • Andrei V. Budanov,
  • Laura Garcia-Prat,
  • Marco Sandri,
  • David M. Thomson,
  • Michael Karin,
  • Jun Hee Lee,
  • Pura Muñoz-Cánoves

DOI
https://doi.org/10.1038/s41467-019-13832-9
Journal volume & issue
Vol. 11, no. 1
pp. 1 – 13

Abstract

Read online

Ageing is associated with muscle atrophy, which negatively impacts quality of life. Here the authors show that expression of sestrins decreases during inactivity and that their overexpression prevents atrophy in mice via modulation of autophagy and protein degradation.