与有氧运动相关的间歇性禁食改善了氧化参数,并导致肌肉损伤,但不影响Wistar老鼠的表现
Victor Augusto Mathias Dorand1, Naís Lira Soares1, Artur D' Angelo da Silva Andrade2
1Laboratory of Experimental Nutrition, Department of Nutrition, Federal University of Paraíba, UFPB, João Pessoa-PB, Brazil; Post Graduate Program in Nutrition Sciences, Federal University of Paraíba (UFPB), João Pessoa, Paraíba, Brazil.
Nutrition (Burbank, Los Angeles County, Calif.)
|August 7, 2023
概括
间歇性禁食与有氧运动相结合,改善了老鼠的抗氧化能力,但导致肌肉损伤和瘦肉质量损失. 这种干预措施并没有显著改变业绩.
科学领域:
- 运动生理学和营养科学
- 代谢和氧化应激研究研究.
- 在Wistar大鼠中进行动物模型研究.
背景情况:
- 间歇性禁食 (IF) 是一种流行的饮食策略,具有潜在的健康益处.
- 国际足联和有氧运动对生理参数的综合影响尚未完全理解.
- 在动物模型中研究这些综合效应可以提供对人类健康的见解.
研究的目的:
- 为了研究间歇性禁食 (IF) 单独和与有氧运动相结合的影响.
- 评估对表现的影响,氧化应激,生化标志物和体质参数.
- 确定IF,有氧运动和Wistar大鼠的生理适应之间的关联.
主要方法:
- 40只Wistar大鼠被分为四组:静止控制,训练有素控制,静止IF和训练有素IF.
- 间歇性禁食包括每天15小时的禁食期.
- 有氧运动包括30分钟的练习,每周5次,持续4周.
主要成果:
- 接受培训的组表现有所改善,受过培训的对照组和受过培训的IF组之间没有显著差异.
- 经过训练的IF组表现出体重,肌肉质量和胰岛素抵抗标记的减少.
- 无论是久坐还是受过训练的IF群体都经历了肌肉纤维面积的减少和瘤缩因子-α表达的增加.
结论:
- 间歇性禁食与有氧运动相结合,增强了老鼠的抗氧化能力.
- 这种组合也导致肌肉纤维损伤和瘦肉质量损失.
- 尽管有生理变化,但联合干预并没有显著影响表现.
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