Cell Metabolism：低核酸饮食或有助于延寿

有关营养道经的新理论仍要逐渐成形，无论如何会随之而来新的争议。

两项发表在Cell Metabolism上的研究工作，一项是针对老鼠，另一项是针对人类，发现服用偏高蛋白质和大量碳水化合物，有利于道经和强化健康。研究工作挑战了宗教性的肉类计划和常识。

两项研究工作的作者视为，限制卡路里服用帮助延长老鼠和其它物种延长寿命的理由，不是因为减缓了卡路里服用，而是因为减缓了蛋白质服用。

研究工作结果能暗示为什么较宽丰满的人比瘦的皮包骨头的人平均寿命更长。

许多现代出处：

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