Spatiotemporal specificity of synaptic plasticity: cellular rules and mechanisms

被引:63
作者
Bi, GQ [1 ]
机构
[1] Univ Pittsburgh, Sch Med, Dept Neurobiol, Pittsburgh, PA 15261 USA
关键词
D O I
10.1007/s00422-002-0349-7
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
Recent experimental results on spike-timing-dependent plasticity (STDP) and heterosynaptic interaction in various systems have revealed new temporal and spatial properties of activity-dependent synaptic plasticity. These results challenge the conventional understanding of Hebb's rule and raise intriguing questions regarding the fundamental processes of cellular signaling. In this article, I review these new findings that lead to formulation of a new set of cellular rules. Emphasis is on evaluating potential molecular and cellular mechanisms that may underlie the spike-timing window of STDP and different patterns of heterosynaptic modifications. I also highlight several unresolved issues, and suggest future lines of research.
引用
收藏
页码:319 / 332
页数:14
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