心痛泰对动脉粥样硬化兔血脂及主动脉ox-LDL、IL-1β的影响
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(1.湖南中医药大学第一附属医院,湖南省长沙市 410007;2.湖南中医药大学,湖南省长沙市 410208)

作者简介:

易琼,博士研究生,医师,主要从事中医内科学心血管疾病的防治,E-mail为ikkyo@sina.com。郭志华,主任医师,教授,博士研究生导师,主要从事心血管疾病的防治研究。

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湖南省中医药科研项目(201516)


Effects of Xin Tong-tai on Blood Lipid, ox-LDL and IL-1β in Aortas of Rabbits with Atherosclerosis
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1.The First Affiliated Hospital of Hunan University of Chinese Medicine, Changsha, Hunan 410007, China;2.Hunan University of Chinese Medicine, Changsha, Hunan 410208, China)

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    摘要:

    目的 观察心痛泰对动脉粥样硬化兔血脂、载脂蛋白A、B及主动脉氧化型低密度脂蛋白(ox-LDL)和白细胞介素1β(IL-1β)的影响。方法 120只清洁级日本大耳白兔随机分为六组:空白组、模型组、心痛泰高剂量、中剂量和低剂量组、瑞舒伐他汀组,采用高脂喂养加免疫损伤造模,造模同时予以相应药物灌胃。60天后,采血测定血脂与载脂蛋白。取胸主动脉用免疫组织化学法测定ox-LDL、IL-1β。结果 与模型组相比,心痛泰中剂量、高剂量组和瑞舒伐他汀组总胆固醇、甘油三酯、低密度脂蛋白、载脂蛋白B明显降低(P<0.01或P<0.05),载脂蛋白A和高密度脂蛋白明显升高(P<0.01或P<0.05),主动脉ox-LDL、IL-1β明显降低(P<0.01)。结论 心痛泰能减轻动脉粥样硬化炎症反应,其作用机制可能是通过降低血脂、减少ox-LDL、IL-1β的表达减轻血管炎症,以达到抗动脉粥样硬化的目的。

    Abstract:

    Aim To study the effects of Xin Tong-tai (XTT) on levels of serum lipid and apolipoprotein A,Bü and aortic oxidized low density lipoprotein (ox-LDL) and interleukin-1β (IL-1β) in rabbits with hyperlipidemia. Methods 120 clean grade healthy Japanese rabbits were randomly divided into control group, model group, low-dose XTT group, middle-dose XTT group, high-dose XTT group and rosuvastatin group. All rabbits were sacrificed by high-fat diet and immunologic injury. The drug intervention groups were treated with the corresponding drugs for 60 days, serum lipid and apolipoprotein A,Bü were tested for determination. Ox-LDL and IL-1β were tested by immunohistochemistry. Results Compared with model group, XTT and rosuvastatin groups could decrease total cholesterol (TC), triglyceride (TG), low density lipoprotein (LDL) and apolipoprotein B, the difference was statistically significant (P<0.01 or P<0.05). Compared with model group, XTT and rosuvastatin groups could increase high density lipoprotein and apolipoprotein A, the difference was statistically significant (P<0.01 or P<0.05). Compared with model group, the decrease of IL-1β and ox-LDL in the middle-dose XTT, high-dose XTT and rosuvastatin groups had statistically significant difference (P<0.01). Conclusion The XTT can reduce inflammatory response of atherosclerosis, probably through lowering serum lipid and reducing inflammation.

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易琼,李雅,郭志华,刘梨,张建影,任欣,申思.心痛泰对动脉粥样硬化兔血脂及主动脉ox-LDL、IL-1β的影响[J].中国动脉硬化杂志,2016,24(1):39~43.

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  • 收稿日期:2015-04-02
  • 最后修改日期:2015-05-30
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  • 在线发布日期: 2018-11-19