MULTIMICROELECTRODE INVESTIGATION OF MONKEY STRIATE CORTEX - LINK BETWEEN CORRELATIONAL AND NEURONAL PROPERTIES IN THE INFRAGRANULAR LAYERS

被引:14
作者
KRUGER, J
机构
[1] Neurologische Universitätsklinik, Hansastrasse 9
关键词
Cortex; Monkey; Multiple microelectrode; Vision;
D O I
10.1017/S0952523800000171
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Recordings were taken from infragranular layers of area 17 of anesthetized monkeys with an array of 30 microelectrodes matching about one hypercolumn. From intracortical spike-train correlations, the novel neuronal property “delay scale position” related to retino-cortical delays, was derived. Relationships were established to the degree of spike isolation and to classical response properties. Direction selectivity, spike rate, spike-isolation quality, delay scale, and color selectivity could be linked to an underlying factor upon which the latter variables depend in a fixed way. Neurons with similar factors were characterized by non-delayed correlations. The link was more strict in layer VI than in layer V, and it was related to the parvo/magnocellular subdivision of the visual system. © 1990, Cambridge University Press. All rights reserved.
引用
收藏
页码:135 / 142
页数:8
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