大脑中的双向网络核心与感知意识和认知相关联
Tomoya Taguchi1, Jun Kitazono2, Shuntaro Sasai3
1Graduate School of Arts and Sciences, The University of Tokyo, Tokyo 153-8902, Japan.
概括
这项研究引入了一种新的方法来识别具有强大的双向相互作用的大脑网络"核心". 这些核心与意识感知和单模传感运动功能有关,为大脑网络组织提供了洞察力.
科学领域:
- 神经科学是一个神经科学.
- 认知神经科学 认知神经科学
- 网络科学 网络科学
背景情况:
- 大脑的复杂网络结构是理解认知功能的关键.
- 大脑子网络中的双向交互对于意识感知至关重要.
- 确定这些子网络及其作用仍然具有挑战性.
研究的目的:
- 开发一个框架,从大脑活动中提取具有强大的双向相互作用的网络"核心".
- 研究这些网络核心与意识感知之间的关联.
- 探索网络核心与认知功能之间的关系.
主要方法:
- 对人类的fMRI数据 (休息状态和基于任务的) 应用了一个新的框架.
- 确定了形成强烈双向网络核心的区域.
- 利用元分析并将核心结构与皮层功能连接度梯度进行了比较.
主要成果:
- 提取的网络核心主要由大脑皮层区域组成.
- 网络核心显示出倾向于包括受电刺激影响的区域,改变意识感知.
- 中央网络核心与单模传感运动功能有关.
结论:
- 拟议的框架有效地识别了具有重大双向相互作用的网络核心.
- 这些网络核心在意识感知和单模传感运动功能中发挥作用.
- 提供了对大脑网络功能组织的新见解.
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