有氧步行炼训练可以提高MS患者的乳头连接性,这些患者的认知处理速度受损
Brian M Sandroff1, Robert W Motl2, Glenn R Wylie1
1Center for Neuropsychology and Neuroscience Research, Kessler Foundation, West Orange, NJ, United States; Department of Physical Medicine and Rehabilitation, Rutgers NJ Medical School, Newark, NJ, United States.
有氧运动训练在患有多发性硬化症 (MS) 和认知处理速度 (CPS) 障碍的人群中改善了脑皮层功能连接. 这表明运动可能会增强MS患者的大脑功能.
科学领域:
- 神经科学是一个神经科学.
- 运动生理学 运动生理学
- 临床神经学 临床神经学
背景情况:
- 多发性硬化症 (MS) 是一种慢性神经疾病,影响认知处理速度 (CPS).
- 脑皮层静止状态功能连接 (RSFC) 是MS中CPS损伤的潜在神经生物学标志物.
- 了解运动对大脑连接的影响对于管理MS相关的认知缺陷至关重要.
研究的目的:
- 为了研究有氧跑步机行走运动对MS和CPS受损的个体的thalamocorticalRSFC的影响.
- 为了比较有氧运动与CPS和thalamocortical RSFC上的积极控制 (伸展).
- 为了确定在MS的认知改善的运动干预的基础上的神经生理机制.
主要方法:
- 进行了一项单盲随机对照试验,对28名被诊断患有MS的参与者进行了预先查,以检测受损的CPS.
- 参与者被随机分配到12周的监督有氧跑步机行走或12周的伸展和运动范围练习 (主动控制).
- 评估包括认知处理速度 (CPS) 和休息状态功能磁共振成像 (fMRI) 来测量在基线和随访时的乳皮层RSFC.
主要成果:
- 与活跃对照组相比,有氧跑步机上行走显著增加了thalamus和前额/副骨区域之间的RSFC.
- 活跃对照组显示,与跑步机组相比,与头骨和部区域之间的RSFC显著增加.
- 这些发现表明,运动方式对特定的大脑网络的影响有所差异.
结论:
- 有氧跑步机行走炼训练在患有多发性硬化和认知处理速度缺陷的个体中积极调节甲状腺皮质RSFC.
- 这项研究提供了对运动神经生理学影响的见解,支持开发针对性干预措施,以提高MS的认知能力.
- 未来的研究应该专注于检查RSFC作为MS中CPS运动益处的调解者的机制性试验.
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