默认模式和腹腔注意网络之间的功能连接介绍了时型对日常身体活动的影响
Haien Wang1, Simon Theodor Jülich1, Xu Lei1
1Sleep and NeuroImaging Center, Faculty of Psychology, Southwest University, Chongqing 400715, China; Key Laboratory of Cognition and Personality (Southwest University), Ministry of Education, Chongqing 400715, China.
Neuroscience
|November 7, 2023
概括
时间型通过大脑连接影响日常身体活动 (dPA). 默认模式的网络-腹部注意网络 (DMN-vAN) 功能连接调解了这种关系,为健康干预提供了洞察力.
科学领域:
- 神经科学是一个神经科学.
- 时间生物学 时间生物学
- 身体活动研究 身体活动研究
背景情况:
- 每日体力活动 (dPA) 与昼夜节律和时间型有关.
- 在默认模式网络 (DMN) 和腹部注意网络 (vAN) 中的功能连接 (FC) 与dPA和chronotype相关.
- 需要进一步研究DMN-vAN FC,时间型和dPA之间的相互作用.
研究的目的:
- 调查DMN-vAN FC在调解时间型和dPA之间的关系中的作用.
- 探索时型对身体活动水平的影响背后的神经机制.
主要方法:
- 153名参与者完成了缩小的早上-晚上问卷 (rMEQ) 进行时型评估.
- 用五天的动图来测量dPA,特别是峰值活动时间 (SMT).
- 休息状态功能磁共振成像 (fMRI) 用于评估DMN-vAN FC.
主要成果:
- rMEQ得分与SMT有显著的负相关性.
- 在rMEQ得分和DMN-vAN FC.之间观察到显著的正相关性.
- 此外,SMT还与DMN-vAN FC.显示出显著的正相关性.
结论:
- DMN-vAN FC 作为时间型和dPA (SMT) 之间的调解者.
- DMN-vAN功能连接可能代表了时代型如何影响身体活动的神经基础.
- 研究结果支持开发有针对性的干预措施,通过考虑时型和神经通路来增强身体健康.
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