The Na+ channel conundrum: axon structure versus function

被引：4

作者：

Johnston, Daniel ^{[1
]}

机构：

[1] Univ Texas Austin, Ctr Learning & Memory, Austin, TX 78712 USA

来源：

NATURE NEUROSCIENCE | 2010年 / 13卷 / 07期

关键词：

NEOCORTICAL PYRAMIDAL NEURONS; ACTION-POTENTIAL INITIATION; SODIUM-CHANNELS; GENERATION; SEGMENT; RAT;

D O I：

10.1038/nn0710-784

中图分类号：

Q189 [神经科学];

学科分类号：

071006 ;

摘要：

High Na+ channel density is thought to underlie the axon initial segment's (AIS's) low action potential initiation threshold, but a new study estimates functional Na+ channel density in the AIS is only threefold higher than in the soma.

引用

页码：784 / 785

页数：3

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