Unlike dietary restriction, rapamycin fails to extend lifespan and reduce transcription stress in progeroid DNA repair‐deficient mice. - Birkisdóttir, María B.; Jaarsma, Dick; Brandt, Renata M. C.; Barnhoorn, Sander; Vliet, Nicole; Imholz, Sandra; Oostrom, Conny T.; Nagarajah, Bhawani; Portilla Fernández, Eliana; Roks, Anton J. M.; Elgersma, Ype; Steeg, Harry; et al. (Aging Cell, 2021)