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匹鲁卡品致痫大鼠皮质和海马C-fos的表达变化
引用本文:陈丽丽,黄靓妹,詹红艳,曹亦宾. 匹鲁卡品致痫大鼠皮质和海马C-fos的表达变化[J]. 中国新药杂志, 2011, 0(20)
作者姓名:陈丽丽  黄靓妹  詹红艳  曹亦宾
作者单位:唐山工人医院神经内科;
摘    要:
目的:观察匹鲁卡品致痫动物模型中C-fos蛋白在癫痫发作不同阶段的表达变化。方法:采用匹鲁卡品诱发癫痫状态模型,观察大鼠的行为学改变,用免疫组织化学法标记显示在癫痫发作不同阶段脑内C-fos的表达变化。结果:在海马CA1区、CA3区、海马齿状回、大脑皮层中C-fos阳性细胞数表达在癫痫发作的不同阶段有明显不同(P<0.05)。在癫痫的早期阶段(第Ⅰ和Ⅱ阶段),C-fos表达主要分布在皮层区,随着痉挛程度的增加,C-fos表达完全扩大的区域有海马齿状回、CA1、CA3区和皮层区,表现在第Ⅳ和第Ⅴ阶段。结论:在癫痫发作的早期阶段C-fos有较好的表达,早期进行监测及干预,以减少脑内神经元的损伤。

关 键 词:匹鲁卡品  癫痫  C-fos蛋白  

Expression of C-fos in the cortex and hippocampus of rats after Pilocarpine-induced seizure
CHEN Li-li,HUANG Liang-mei,ZHAN Hong-yan,CAO Yi-bin. Expression of C-fos in the cortex and hippocampus of rats after Pilocarpine-induced seizure[J]. Chinese Journal of New Drugs, 2011, 0(20)
Authors:CHEN Li-li  HUANG Liang-mei  ZHAN Hong-yan  CAO Yi-bin
Affiliation:CHEN Li-li,HUANG Liang-mei,ZHAN Hong-yan,CAO Yi-bin(Department of Neurology,Tangshan Worker Hospital,Tangshan 063000,China)
Abstract:
Objective: To observe the expression of C-fos protein in the brain at different stages after pilocarpine-induced seizure.Methods: Epileptic seizure was induced by pilocarpine in rats.The behavioral changes were observed,and the expression of C-fos in the brain in different stages of seizure was detected by immunohistochemistry.Results: The C-fos expression in hippocampal CA1,CA3,dentate gyrus and cerebral cortex was significantly different at different stages of seizure(P<0.05).In the early stages of seizur...
Keywords:pilocarpine  epilepsy  C-fos protein  
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