针刺对戊四唑诱发惊厥大鼠海马葡萄糖调节蛋白78和C/EBP同源蛋白表达的影响

Zhen ci yan jiu = Acupuncture research / [Zhongguo yi xue ke xue yuan Yi xue qing bao yan jiu suo bian ji](2014)

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Abstract
目的:观察针刺对惊厥大鼠海马神经元内葡萄糖调节蛋白78 (Grp 78)和C/EBP同源蛋白(CHOP)蛋白表达的影响,探讨针刺抗惊厥的可能机制.方法:SD大鼠随机分为正常对照组(n=6)、模型组(n=18)、针刺组(n=18).腹腔注射戊四唑(50 mg/kg)复制惊厥大鼠模型.针刺组立即针刺“百会”“大椎”30 min.各组分别于造模后2、12、48 h采用免疫组化法观察各组大鼠海马CA 1区Grp 78和CHOP蛋白表达情况.结果:模型组大鼠在惊厥发作2、12h海马CA1区Grp 78蛋白表达与正常组比较明显增强(P<0.01);针刺组大鼠在惊厥发作12h和48 h与模型组比较Grp 78蛋白表达显著增加(P<0.01,P<0.05).在惊厥发作各个时段与正常组比较,模型组大鼠海马CA1区CHOP蛋白表达明显上调(P<0.01);针刺组海马CA 1区CHOP蛋白阳性表达在惊厥发作各个时段与模型组比较明显减少(P<0.05,P<0.01).结论:针刺能明显调节惊厥大鼠海马神经元Grp 78蛋白和CHOP蛋白的表达,从而起到保护惊厥性脑损伤作用.
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Key words
Epilepsy seizure,Acupuncture intervention,Hippocampal CA 1 region,Glucose-regulated protein 78 (Grp 78),C/EBP homologous protein (CHOP),Brain injury
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