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艾灸干预胃溃疡大鼠胃黏膜脑肠肽的动态表达
Authors
何其达
刘密
+9 more
刘彩春
常小荣
张媛
张珑滨
杨宗保
沈佳成
连林宇
钱林超
黄妙森
Publication date
1 March 2019
Publisher
Abstract
目的:观察艾灸干预胃溃疡大鼠胃黏膜相关脑肠肽的动态表达,探讨艾灸干预胃溃疡的时效关系。方法:SD大鼠72只随机分为3批,各批分为正常组、模型组、胃经穴位组和非经穴位组(n=6)。采用70%乙醇灌胃复制胃溃疡大鼠模型。胃(非)经穴位组的大鼠进行艾灸1、4、7d(30min/d)。干预结束后于光镜下观察胃黏膜形态,RT-PCR测定胃黏膜增殖细胞核抗原(PCNA)及P物质(SP)表达。结果:与正常组比较,模型组大鼠胃黏膜溃疡灶明显,胃黏膜PCNA表达降低(P<0.05),SP表达升高(P<0.05);与模型组比较,干预1d后胃经穴位组大鼠胃黏膜PCNA表达升高(P<0.05),干预4d后胃经穴位组PCNA表达升高(P<0.05),SP降低(P<0.05);干预7d后各组大鼠胃黏膜PCNA及SP表达无显著差异。结论:艾灸胃经穴位能有效调节相关脑肠肽指标,促进胃黏膜损伤修复,并具有一定的时效关系。深圳创新科技计划项目(No.JCYJ20160406140612883);;国家自然科学基金项目(No.81473751);;国家重点基础研究发展计划(973计划)(No.2015CB554502)~
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Last time updated on 20/11/2020