益母草水苏碱抑制去甲肾上腺素诱导心肌细胞胚胎基因再表达的作用

被引:6
作者
单晓莉
章忱
廖月玲
卫洪昌
吕嵘
机构
[1] 上海中医药大学基础医学院病理教研室
关键词
益母草水苏碱; 胚胎基因; 心肌细胞; 去甲肾上腺素;
D O I
10.16305/j.1007-1334.2013.02.021
中图分类号
R285.5 [中药实验药理];
学科分类号
1008 ;
摘要
目的观察益母草水苏碱(stachydrine,Sta)对去甲肾上腺素(norepinephrine,NE)诱导的新生大鼠心肌细胞胚胎基因再表达的抑制作用。方法采用II型胶原酶分离新生大鼠心肌细胞,随机分为空白对照组、NE组、卡维地洛组(Car组)及益母草水苏碱组(Sta组)各组分别予相应的干预措施。采用荧光标记F-actin染色法测定心肌细胞表面积,Protein/DNA比值代表细胞蛋白合成,并以荧光定量PCR检测胚胎基因α-MHC、β-MHC mRNA表达情况。结果与空白对照组比较,NE组心肌细胞表面积、Protein/DNA比值以及β-MHC mRNA表达差异有统计学意义(P<0.05)。与NE组比较,Sta组及卡维地洛组心肌细胞表面积、Protein/DNA及β-MHCmRNA表达差异有统计学意义(P<0.05)。结论 Sta能够显著抑制NE诱导的心肌细胞肥大。
引用
收藏
页码:70 / 72
页数:3
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