Changes in the receptive fields of cat retinal ganglion cells affected by pressure on the optic nerve

被引:0
|
作者
Rose, KA
Levick, WR
Burke, W
机构
[1] AUSTRALIAN NATL UNIV,JOHN CURTIN SCH MED RES,VISUAL NEUROSCI UNIT,CANBERRA,ACT 2601,AUSTRALIA
[2] UNIV SYDNEY,DEPT PHYSIOL,SYDNEY,NSW 2006,AUSTRALIA
关键词
axon; cat; ganglion cells; gap junctions; optic nerve; plasticity; pressure; retina; trophic factors;
D O I
暂无
中图分类号
R77 [眼科学];
学科分类号
100212 ;
摘要
In the cat optic nerve a lesion was induced by brief application of pressure. It selectively blocked impulse conduction in large diameter fibres of the retinal ganglion cells. Electrophysiological examination of single optic axons several weeks later demonstrated a gross alteration of the visual properties of the affected BT/Y ganglion cells. It is suggested that the alteration of receptive field properties may reflect the cellular and dendritic response to distant focal injury of the axon.
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页码:S61 / S63
页数:3
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