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罗格列酮对动脉粥样硬化兔主动脉TNF-α表达的影响 被引量:1

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摘要 目的评价胰岛素增敏剂罗格列酮对兔主动脉肿瘤坏死因子(TNF)-α表达水平的影响,探讨罗格列酮减轻动脉粥样硬化(AS)的机制。方法健康大耳白兔37只,随机分为3组,分别给予普通饲料及高脂饲料,并在Rs组加用罗格列酮。观察14w,采用苏丹红Ⅳ染色方法观察主动脉粥样硬化斑块面积,并用免疫组化法检测各组兔主动脉TNF-α蛋白质表达水平。结果AS兔经罗格列酮治疗后主动脉粥样硬化斑块面积明显缩小,且TNF-α在主动脉中的表达水平明显减少。结论罗格列酮可能通过纠正胰岛素抵抗,从而减少主动脉TNF-α蛋白表达水平,对AS起到一定的抑制作用。
出处 《中国老年学杂志》 CAS CSCD 北大核心 2009年第6期695-697,共3页 Chinese Journal of Gerontology
基金 吉林省科技厅资助项目(200505203)
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