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揭秘大脑记忆密码:海马体 CA3-CA1 通路的结构重塑机制
研究人员运用三维电子显微镜(3D-EM),在对联想学习过程中招募的细胞集合进行化学遗传学标记后,对海马体 CA3-CA1 通路进行了纳米级重建。有与记忆获取时间吻合的活动历史的神经元,彼此之间并没有强烈的相互连接偏好。相反,它们的连接组通过多突触 ...
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