与跑步机运动一起补充转基因和素可以缓解甲基素诱导的骨肌肉功能障碍
Jinho Park1, Seong-Min Hong2,3, Jiyoun Kim4
1Department of Sports Rehabilitation, Gimcheon University, Gimcheon 39528, Republic of Korea.
Biomolecules & therapeutics
|August 29, 2025
概括
与有氧运动相结合的转白和素 (tRES- HESP) 补充剂有效地对抗甲基素 (MGO) 诱导的肌肉缩. 这种协同方法可以增强肌肉功能,再生和线粒体健康,同时减少炎症.
科学领域:
- 生物化学
- 运动生理学
- 分子生物学
背景情况:
- 甲基醇 (MGO) 是一种代谢副产品,通过氧化应激和蛋白质分解导致骨肌肉缩.
- 了解MGO的影响对于开发针对肌肉衰竭的干预措施至关重要.
研究的目的:
- 评估与有氧运动或没有有氧运动的转白和素 (tRES-HESP) 补充剂对小鼠MGO诱导的肌肉缩的疗效.
- 阐明潜在治疗效果背后的分子机制.
主要方法:
- ICR小鼠接受了MGO暴露,并用tRES- HESP,跑步机运动或其组合进行了八周的治疗.
- 评估肌肉质量,握力,耐力,组织病理和关键分子信号通路.
主要成果:
- 与单独治疗相比,联合tRES- HESP和运动显著改善了肌肉质量,力量和耐力.
- 组合疗法激活了线粒体生物发生 (AMPK/ SIRT1/ PGC-1α) 和肌肉蛋白合成 (AKT/ mTOR) 途径.
- 抑制MuRF1介导的蛋白质降解和正常化的炎症标志物 (IL-6,IL-10),促进肌肉再生 (MyoD,MyHC).
结论:
- 将tRES-HESP补充剂与有氧运动相结合,可为缓解MGO诱导的肌肉缩提供协同效益.
- 这种联合策略代表了与代谢压力相关的肌肉功能障碍的一种有前途的治疗方法.
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