一个12周的耐力训练计划对循环细胞外膀蛋白质在久坐不动的成年人肥胖的影响
Geoffrey Warnier1, Sophie van Doorslaer de Ten Ryen1, Camille Lannoy1
1Institute of Neuroscience Université catholique de Louvain Louvain-la-Neuve Belgium.
Journal of extracellular biology
|September 25, 2025
概括
耐力训练可以减少肥胖症的炎症,可能是通过增加细胞外囊泡 (EV) 中的抗氧化蛋白,但不是直接通过抗炎EV变化.
科学领域:
- 运动生理学 运动生理学
- 分子生物学分子生物学
- 肥胖研究的研究.
背景情况:
- 肥胖导致全身炎症,增加疾病风险.
- 耐力训练可能会减少炎症,但机制尚不清楚.
- 细胞外囊泡 (EVs) 参与运动诱导的抗炎通信.
研究的目的:
- 为了研究耐力训练如何改变肥胖成年人发炎的EV蛋白质组.
- 探索EVs在运动中介抗炎作用中的作用.
主要方法:
- 为瘦身和肥胖的久坐不动的成年人提供了为期12周的耐力训练计划.
- 系统性和脂肪组织炎症标志物的分析 (CRP,NF-κB,IL-6,IL-1β,IFNγ).
- 血EVs的分离和蛋白质组分析 (质谱学);用于髓管衍生EVs的西部涂抹.
主要成果:
- 耐力训练在肥胖参与者中降低了C反应蛋白 (CRP).
- 在两组的脂肪组织中,介素-6 (IL-6) 和IL-1β都下降了;干扰素玛 (IFNγ) 仅在肥胖组下降.
- 在训练后,EV蛋白质组发生了变化;肥胖参与者的EV和体外刺激的神经管中的Peroxiredoxin-1 (PRDX1) 丰度增加.
结论:
- 运动训练的抗炎作用不仅仅是由EV抗炎蛋白质组的直接变化介导的.
- 运动训练增强了循环中的EV抗氧化剂含量,可能与骨肌肉活动有关.
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