EPISODE · May 8, 2026 · 20 MIN
932-丘脑皮层连接发育与皮层可塑性等级
from 聊聊Sci
这项研究通过构建全新的弥散磁共振成像(MRI)丘脑连接图谱,揭示了人类丘脑与大脑皮层之间结构连接的发育规律。研究利用包含2,676名青少年的大规模数据发现,丘脑连接的成熟过程并非同步,而是遵循从感觉运动区域到高级关联区域的层级顺序。这种发育时序与皮层可塑性的生物学指标高度契合,且成熟最晚的关联区域连接对社会经济环境表现出更高的敏感性。该成果强调了丘脑在协调大脑皮层成熟节奏及调节环境敏感期中的核心机械作用。References:Sydnor V J, Bagautdinova J, Larsen B, et al. Human thalamocortical structural connectivity develops in line with a hierarchical axis of cortical plasticity[J]. Nature neuroscience, 2025, 28(8): 1772-1786.前往小宇宙评论区与主播互动
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