FGF21 is required for protein restriction to extend lifespan and improve metabolic health in male mice oleh Cristal M. Hill, Diana C. Albarado, Lucia G. Coco, Redin A. Spann, Md Shahjalal Khan, Emily Qualls-Creekmore, David H. Burk, Susan J. Burke, J. Jason Collier, Sangho Yu, David H. McDougal, Hans-Rudolf Berthoud, Heike Münzberg, Andrzej Bartke, Christopher D. Morrison