休息状态大脑网络的时空过渡与人类的认知能力有关
Lv Zhou1,2,3, Zhengchang Jiang1,2, Zhao Chang4
1State Key Laboratory for Strength and Vibration of Mechanical Structures, Xi'an Jiaotong University, Xi'an, 710049 China.
Cognitive neurodynamics
|October 7, 2025
概括
大脑状态转换对于认知至关重要. 这项研究揭示了它们的动态机制,将它们与大脑进化,执行功能和神经化学受体 (如血清素和多巴胺) 联系起来.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 计算生物学 计算生物学
背景情况:
- 大脑作为一个动态系统存在,不断在各种状态之间转移.
- 大脑状态转换显著影响人类的认知,但潜在的动态机制仍然不太了解.
研究的目的:
- 通过分析静态功能网络中模块化结构的时空重构来量化大脑状态过渡.
- 研究大脑状态过渡,进化,认知能力和神经生物学基础之间的关系.
主要方法:
- 整合多式联运数据,包括功能和结构连接.
- 一个基于噪音的大规模动态模型的应用.
- 使用元分析和检查人类加速区域 (HARs) 基因.
- 研究血清素1A (5-HT1A) 和多巴胺 (D2) 受体的作用.
主要成果:
- 在状态过渡和大脑进化之间发现了显著的联系,特别是与人类加速区域 (HARs) 基因.
- 状态过渡与认知能力正相关,特别是在默认模式和控制网络中的执行控制.
- 国家转型中的区域异质性很高,与隔离/整合的平衡有关,并受到层次结构连接的支持.
- 高的区域间状态过渡与血清素1A (5-HT1A) 和多巴胺 (D2) 受体的可用性有关.
结论:
- 大脑状态过渡在认知功能中起着至关重要的作用,特别是执行控制.
- 这项研究阐明了大脑状态过渡的动态机制,为休息大脑原理提供了洞察力.
- 研究结果表明,大脑进化,网络动态,神经化学和认知能力之间存在复杂的相互作用.
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