高强度间歇训练仅通过全身免疫调节来减轻自身免疫性脑膜炎的发展
Yehuda Goldberg1, Shir Segal1, Liel Hamdi1
1Department of Physical Therapy, Faculty of Health Sciences, Ariel University, 40700, Ariel, Israel.
Scientific reports
|October 2, 2023
概括
高强度间歇训练 (HIIT) 在实验性自身免疫脑膜炎 (EAE) 中没有直接保护中枢神经系统 (CNS). 然而,HIIT调节免疫系统,减少自身免疫细胞迁移并改善EAE结果.
科学领域:
- 神经免疫学 神经免疫学
- 运动生理学 运动生理学
背景情况:
- 自身免疫性神经炎症,如实验性自身免疫性脑膜炎 (EAE),涉及中枢神经系统 (CNS) 的损伤.
- 高强度间歇训练 (HIIT) 对中枢神经系统自身免疫性疾病的影响尚不清楚.
研究的目的:
- 调查HIIT对EAE中中枢神经系统的直接影响.
- 通过神经保护或免疫调节来确定HIIT是否会影响EAE的发展和严重程度.
主要方法:
- 健康的小鼠通过跑步机运行进行HIIT.
- 使用了蛋白脂蛋白 (PLP) 诱导的EAE模型.
- 将PLP反应性淋巴结细胞 (LNC) 转移给HIIT和久坐的接受者,以评估神经保护.
- 来自HIIT和久坐不动的捐赠者的LNC被转移到天真的接受者身上,以评估体外免疫调节效应.
主要成果:
- 在接受者小鼠中,HIIT并没有阻止EAE的发展或减少脱髓化;相反,它增加了自身免疫细胞透到中枢神经系统.
- 从接受HIIT训练的供体小鼠中转移LNC显著降低了接受者的EAE严重程度.
- 这种有益的效果与自身免疫细胞向中枢神经系统迁移的减少以及LNCs中非常晚的抗原 (VLA) -4表达的减少相关.
结论:
- 在EAE中,HIIT不提供直接的神经保护.
- HIIT对EAE的有益影响是系统性的,通过免疫调节进行介导.
- HIIT可能通过抑制自身反应细胞迁移和减少免疫细胞上的VLA-4整体蛋白表达来抑制EAE.
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