TRPVs在预电针心俞穴调整急性心肌缺血大鼠心功能中的作用

被引:4
作者
董亚琴
万隆
黄倩茹
许金森
机构
[1] 福建省中医药科学院
关键词
预电针; 心俞穴; 急性心肌缺血; TRPV;
D O I
暂无
中图分类号
R245.97 [];
学科分类号
摘要
目的 探讨TRPVs在预电针心俞穴调整急性心肌缺血大鼠心功能中的作用。方法 选用雄性清洁级SD大鼠18只,随机分成生理盐水对照组、急性心肌缺血组、预电针心俞穴组。急性心肌缺血组、预电针心俞穴组用背部皮下多点位注射盐酸异丙肾上腺素(ISO)制备急性心肌缺血大鼠模型,预电针心俞穴组在造模前电针双侧心俞穴3天。采用苏木精-伊红染色法(HE染色法)观察大鼠心肌组织病理学变化;q PCR检测心肌组织TRPV1、TRPV2、 TRPV3、 TRPV4 mRNA表达。结果 与急性心肌缺血组相比,预电针心俞穴组可改善大鼠心肌组织病理学变化,抑制心肌组织TRPV1-4 mRNA的表达,心肌缺血损伤程度减轻。结论 预电针心俞穴对大鼠急性心肌缺血损伤具有一定的保护作用,可能通过降低TRPV1浓度减少SP及CGRP释放、降低TRPV2浓度改善心肌缺血,减少TRPV3、TRPV4表达,从而减轻了心肌的纤维化。
引用
收藏
页码:742 / 744
页数:3
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