Characteristics of c-fos gene expression in the brains of rats with different investigative and defensive behaviors

被引:8
作者
Babai P. [1 ]
Anokhin K.V. [1 ]
Dolgov O.N. [1 ]
Sudakov K.V. [1 ]
机构
[1] P. K. Anokhin Science Research Institute of Normal Physiology, Russian Academy of Sciences, Moscow
基金
俄罗斯基础研究基金会;
关键词
Gene Expression; Cerebral Cortex; Open Field; Individual Characteristic; Brain Structure;
D O I
10.1023/A:1012360809183
中图分类号
学科分类号
摘要
Differences were found in the expression of the c-fos gene in brain structures of rats with "active" and "passive" types of behavior in the open field, hole exploration, and step-down tests. The most marked and intense expression of the c-fos gene was seen in "passive" rats. After electrocutaneous stimulation in the step-down test, these animals showed maximum expression of the c-fos gene in most areas of the cerebral cortex, the amygdala, in olfactory structures, the hypothalamus, and the brainstem. In "active" rats in the same conditions, expression of the c-fos gene was seen only in the infralimbic cortex and olfactory nuclei. These results, along with existing data on neurological mapping of the c-fos gene, demonstrate a relationship between the level and topography of c-fos expression, and with typological and, perhaps, individual characteristics of rats.
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收藏
页码:583 / 588
页数:5
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