运动和模仿运动对高脂肪饮食诱导的肥胖微生物群的互补但不同的影响
Josephine Yu1, Neil A Youngson1, D Ross Laybutt2
1School of Biomedical Sciences, UNSW Sydney, Sydney, New South Wales, Australia.
Physiological genomics
|November 27, 2023
概括
运动和尼古丁胺单核酸 (NMN) 补充剂对肥胖小鼠的肠道微生物群产生影响. 将NMN与运动结合起来恢复了微生物功能,这表明一种潜在的策略可以抵消高脂肪饮食的影响.
科学领域:
- 代谢健康 代谢健康
- 微生物组研究的研究.
- 运动生理学 运动生理学
背景情况:
- 肥胖会对线粒体功能和NAD+水平产生负面影响.
- 在肥胖模型中,NAD+前体在改善代谢健康方面表现有前途.
- 肠道微生物组的改变与饮食诱导的代谢功能障碍有关.
研究的目的:
- 研究跑步机运动和口服尼古丁胺单核酸 (NMN) 补充剂对肠道微生物群的影响.
- 检查这些干预措施在高脂肪饮食的雌性小鼠中独立和综合的影响.
主要方法:
- 雌性C57Bl6/J小鼠被食高脂肪饮食8周.
- 小鼠接受跑步机炼,接受口服NMN,或两者的组合.
- 分析了肠道微生物组的组成和预测的功能.
主要成果:
- 运动和NMN独立地改变了肠道微生物组合,但没有影响物种丰富.
- 这两项干预都显示了对微生物群组成的附加效应.
- 部分或完全恢复NMN预测的微生物功能,包括碳水化合物和脂质代谢.
结论:
- 运动和NMN补充剂对肠道微生物群产生独特和添加效应.
- 联合治疗可以有效地恢复高脂肪饮食引起的微生物新陈代谢变化.
- 需要进一步的研究来阐明运动,NAD+前体和肠道微生物组之间的相互作用机制.
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