复方丹参滴丸对动脉粥样硬化粘附因子的作用
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Effects of Radix Salviae Miltiorrhizae Cardiotonic Pills on Adhesion Factors in Atherosclerotic Rabbits
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    目的观察复方丹参滴丸对动脉粥样硬化粘附因子的作用。方法30只雄性新西兰大白兔应用球囊拉伤腹主动脉后,高脂饲养12周,然后随机分为安慰剂组、小剂量复方丹参滴丸组和大剂量复方丹参滴丸组,分别给予安慰剂、复方丹参滴丸5粒/天和复方丹参滴丸10粒/天治疗,12周后处死实验兔,留取腹主动脉标本进行病理检测;实验前后耳缘静脉抽血检测总胆固醇、甘油三酯、低密度胆固醇脂蛋白、高密度脂蛋白和高敏C反应蛋白水平;应用高频超声检测腹主动脉;免疫组织化学染色检测血管细胞粘附因子1和细胞间粘附因子1以及巨噬细胞的分布,逆转录聚合酶链反应检测血管细胞粘附因子1和细胞间粘附因子1mRNA的表达。结果与安慰剂组比较,复方丹参滴丸治疗组可以降低总胆固醇和低密度脂蛋白胆固醇水平(p<0.05),升高高密度脂蛋白胆固醇水平(p<0.05);高敏C反应蛋白有降低趋势;血管细胞粘附因子1、细胞间粘附因子1和巨噬细胞均减少,血管细胞粘附因子1和细胞间粘附因子1mRNA的表达降低(p<0.01);内膜中膜厚度降低(p<0.05)。结论复方丹参滴丸可以抑制粘附因子的表达,从而抑制动脉粥样硬化炎症反应,延缓动脉粥样硬化进展。

    Abstract:

    Aim To estimate the effect of Radix Salviae Miltiorrhizae Cardiotonic Pills(RSMCP)on adhension factors.Methods 30 male New Zealand rabbits were fed with a diet of 1% cholesterol for 12 weeks after they were underwent ballon-induced abdominal arotic wall injury.At the end of the 12 th week,they were randomly divided into 3 groups.3 groups were separately given lower-dose RSMCP(5 pills/d),higher-dose RSMCP(10 pills/d)for 12 weeks,the last group was control group.At the beginning of the experiment,12 th week,and 24 th week,blood samples were collected to measure the lipid profile,concentrations of high sensitive-C reaction protein(hs-CRP);abdominal aorta was measured by high frequency ultrasound.The abdominal aorta were processed and examined by HE stain,immunohistochemical stain for vascular cell adhesion molecule-1(VCAM-1),intercellular adhesion molecule-1(ICAM-1)and macrophage,and light reverse transcription-polymerase chain reaction(RT-PCR)for mRNA of ICAM-1 and ICAM-1.Results Compared with control group,the RSMCP treatmeant could decrease low density lipoprotein cholesterol(LDLC),total cholesterol(TC)and hs-CRP,increase high density lipoprotein cholesterol(HDLC),and decrease intima-media thickness(IMT)(p<0.05 or p<0.01);VCAM-1,ICAM-1 and their mRNA,macrophage were decreased in all the treatment group.Conclusions RSMCP can inhibit the expression of adhesion factors,so inhibit inflammation on atherosclerosis,and postpone atherosclerotic progress in rabbits.

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陈良,张梅,李长江,姚桂华,李晓楠,徐新生,萧亚伟,蒋桂花,张运.复方丹参滴丸对动脉粥样硬化粘附因子的作用[J].中国动脉硬化杂志,2007,15(2):101~104.

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  • 收稿日期:2006-11-09
  • 最后修改日期:2007-02-01
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