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戊四氮点燃致大鼠癫痫状态后脑内HSP70的分布研究
引用本文:王玉 阮旭中. 戊四氮点燃致大鼠癫痫状态后脑内HSP70的分布研究[J]. 脑与神经疾病杂志, 1999, 7(3): 129-132
作者姓名:王玉 阮旭中
作者单位:同济医科大学附属同济医院神经内科!430030(王玉,阮旭中),同济医科大学附属协和医院神经内科(方瑗)
基金项目:国家自然科学基金!39330210
摘    要:目的:了解热休克蛋白70(HSP70)在癫痫状态大鼠脑内的分布。方法:应用免疫细胞化学方法观察戊四氮(PTZ)点燃致大鼠癫痫状态后脑内不同区域HSP70的表达。结果:PTZ点燃后大鼠脑CA3区、梨状皮层、杏仁核、丘脑、内嗅皮层、CA1区、顶叶皮层HSP70表达依次减少。结论:HSP70在脑内的表达分布与癫痫脑神经元对兴奋性损伤的耐受性密切相关,可能是癫痫脑神经元选择性脱失的内在机制之一。

关 键 词:热休克蛋白70  戊四氮  点燃

The distribution of HSP70 in the brain of rats with status epilepticus induced by PTZ kindling
Wang Yu, Rran Xuzhong, Fang Yuan. The distribution of HSP70 in the brain of rats with status epilepticus induced by PTZ kindling[J]. Journal of Brain and Nervous Diseases, 1999, 7(3): 129-132
Authors:Wang Yu   Rran Xuzhong   Fang Yuan
Affiliation:Dept of Neurology. Tongji Hospital Tongji Medical University. Wuchan 430030
Abstract:Objective: To explore the distribution of heat shock protein 70 (HSP70) in the brain of rat with status epilepticus induced by pentylenetetrazol (PTZ) kindling. Methods: The expression of HSP70 in different brain regions were observed in rats with SE induced by pentylenetetrazol (PTZ), via immunocytochemistry. Results: In PTZ Kindled rats. HSP 70 expressed most in CA3 and piriform cortex region. moderate in amygdala and thalamus, least in entorhinal cortex4 CA1 and Parictal cortex.Conclusion: The expreSSional distribution of HSP70 is closly associated with the neuronal susceptability to excito-damage in epileptic brain, and might be one of the mechanisms underlying the selective neuronal loss in the brain of epilepsy.
Keywords:HSP70  pentylenetetrazol  kindling
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