Cell Metabolism：较低蛋白质饮食或有助于延寿

有关肉类延寿的新学说正逐渐成形，无疑会引起新的争议。

两项发表在Cell Metabolism上的研究者，一项是针对兔子，另一项是针对人类，发现摄取高于蛋白和大量营养成分，有助于延寿和增强心理健康。研究者挑战了现代的烹饪计划和现代人。

两项研究者的所作认为，容许卡路里摄取设法顺延兔子和其它品种顺延停留时间的或许，不是因为减少了卡路里摄取，而是因为减少了蛋白摄取。

研究者结果能说明为什么稍稍纤细的人比瘦的皮包骨头的人平均停留时间更长。

更早注解：

Morgan E. Levine, Jorge A. Suarez, Sebastian Brandhorst, Priya Balasubramanian, Chia-Wei Cheng, Federica Madia, Luigi Fontana, Mario G. Mirisola, Jaime Guevara-Aguirre, Junxiang Wan, Giuseppe Passarino, Brian K. Kennedy, Min Wei, Pinchas Cohen, Eileen M. Crimmins, Valter D. Longo. Low Protein Intake Is Associated with a Major Reduction in IGF-1, Cancer, and Overall Mortality in the 65 and Younger but Not Older Population. Cell Metabolism, 4 March 2014; DOI: 10.1016/j.cmet.2014.02.006

Samantha M. Solon-Biet, Aisling C. McMahon, J. William O. Ballard, Kari Ruohonen, Lindsay E. Wu, Victoria C. Cogger, Alessandra Warren, Xin Huang, Nicolas Pichaud, Richard G. Melvin, Rahul Gokarn, Mamdouh Khalil, Nigel Turner, Gregory J. Cooney, Did A. Sinclair, Did Raubenheimer, Did G. Le Couteur, Stephen J. Simpson. The Ratio of Macronutrients, Not Caloric Intake, Dictates Cardiometabolic Health, Aging, and Longevity in Ad Libitum-Fed Mice. Cell Metabolism, 4 March 2014; DOI: 10.1016/j.cmet.2014.02.009