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为什么女性可能比男性寿命更长?基于端粒长度调节和饮食的熵评估。

Why women may live longer than men do? A telomere-length regulated and diet-based entropic assessment.

机构信息

Department and Nutrition and Dietetics, Yeditepe University, 34755, Kayısdagi, Atasehir, Istanbul, Turkey.

Department of Food Engineering, Yeditepe University, 34755, Kayısdagi, Atasehir, Istanbul, Turkey.

出版信息

Clin Nutr. 2021 Mar;40(3):1186-1191. doi: 10.1016/j.clnu.2020.07.030. Epub 2020 Aug 5.

Abstract

BACKGROUND & AIMS: Empirical analyses of the data available around the word concluded that women have longer life span now, when compared to the men. Available literature unfortunately could not offer full answers to this observation. The "entropic age" concept suggests that ageing related changes in the body, such as loss of molecular functions and overwhelming of the maintenance systems, may be explained in terms of entropy generation.

METHODS

Telomere-length regulated entropic assessment based on metabolic activity with four different diets carried out.

RESULTS

Estimates of the life expectancy of the women on all of these diets is longer than those of the men. Faster shortening of the telomere lengths in men was the major reason of the shorter life expectancy. The highest and the lowest life expectancy for women were estimated with Mediterranean and the vegetarian diets, respectively; men were estimated to have the longest life span with the vegetarian diet and the shortest life span with the ketogenic diet.

CONCLUSIONS

A higher rate of metabolism causes higher entropy generation and hints correlations that can be helpful in future ageing research. Faster shortening of the telomere lengths in men was the major reason of the estimation of the shorter life span for men.

摘要

背景与目的

对全球现有数据的实证分析得出结论,与男性相比,现在女性的寿命更长。不幸的是,现有文献无法对这一观察结果提供完整的答案。“熵年龄”概念表明,身体与衰老相关的变化,如分子功能丧失和维持系统过载,可能可以用熵产生来解释。

方法

采用四种不同饮食方案,进行基于代谢活性的端粒长度调节熵评估。

结果

这些饮食方案中女性的预期寿命估计均长于男性。男性端粒长度缩短速度较快,是预期寿命较短的主要原因。女性的最高和最低预期寿命分别估计为采用地中海饮食和素食饮食,而男性则估计采用素食饮食寿命最长,采用生酮饮食寿命最短。

结论

较高的代谢率导致较高的熵产生,并暗示了可能有助于未来衰老研究的相关性。男性端粒长度缩短速度较快,是男性预期寿命较短的主要原因。

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