人类大脑动态中的性别差异被评估为边缘功能连接.
Anna Rose DiPentima1, Robert G Lyday1, Paul J Laurienti1
1Department of Radiology, Wake Forest School of Medicine, Winston-Salem, NC, USA.
Brain imaging and behavior
|February 12, 2026
概括
男性在休息期间比女性更少地表现出大脑网络动态变化. 这种大脑网络动态的性别/性别差异在考虑年龄和总大脑容量之后仍然存在.
科学领域:
- 神经科学是一个神经科学.
- 脑部成像 脑部成像
- 人类连接体项目 人类连接体项目
背景情况:
- 大脑结构和功能的性别差异已经得到了充分的证据.
- 观察到的许多大脑差异在方法上是敏感的,或者在控制大脑总体积时会消失.
研究的目的:
- 为了研究休息状态期间大脑网络动态中的性别/性别差异.
- 分析大型队列中的功能连接模式.
主要方法:
- 利用了来自人类结合体项目的休息状态功能连接数据 (N=1024).
- 分析了使用边缘功能连接的全脑网络动态,专注于峰值高度和低谷持续时间.
- 检查了默认模式网络中的网络动态.
主要成果:
- 与女性相比,男性的全脑网络动态变化较少.
- 这些差异在高峰高度和低谷持续时间的各种测量方法中是一致的.
- 在男性中观察到较长的低谷持续时间,而在默认模式网络中的女性中观察到更高的峰值高度,即使控制了年龄和大脑体积.
结论:
- 初步证据表明,在休息状态下,大脑网络动态的性别/性别相关差异.
- 在各种条件下对大脑动态进行进一步的研究是有必要的,以阐明这些发现.
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