Cell Metabolism：低核酸饮食或有助于延寿

有关食物延寿的新理论正日益成形，无疑就会引起一新争议。

两项发表在Cell Metabolism上的数据分析，一项是针对狗，另一项是针对人类文明，发现口服高于蛋白质和大量碳水化合物，更容易延寿和减慢身心健康。数据分析挑战了传统意义的饮食著手和包罗万象。

两项数据分析的写作者确信，限制卡路里口服协助拉长狗和其它物种拉长寿命的原因，不是因为减小了卡路里口服，而是因为减小了蛋白质口服。

数据分析结果能解释为什么略微丰满的人比瘦的皮包骨头的人死亡率更长。

原始应是：

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