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血府逐瘀胶囊对单侧输尿管梗阻大鼠SnoN和Ski表达的影响
引用本文:陆敏,周娟,王飞,陆海英,刘煜敏,林敏,张悦.血府逐瘀胶囊对单侧输尿管梗阻大鼠SnoN和Ski表达的影响[J].上海中医药大学学报,2008,22(6).
作者姓名:陆敏  周娟  王飞  陆海英  刘煜敏  林敏  张悦
作者单位:1. 上海中医药大学科技实验中心,上海,201023
2. 上海中医药大学医学护理学院,上海,201203
基金项目:上海市教委科研基金资助项目(06cz015);;国家自然科学基金资助项目(30500687);;上海市教委重点学科建设资助项目(J50301)
摘    要:目的:探讨血府逐瘀胶囊对单侧输尿管梗阻所致大鼠肾间质纤维化的作用及其机制。方法:雄性SD大鼠随机分为假手术组、模型组、血府逐瘀胶囊治疗组,采用单侧输尿管结扎术(UUO)建立大鼠肾间质纤维化模型。术后21d取各组大鼠肾组织HE染色及六胺银染色(PASM),观察肾组织病理变化;检测大鼠血肌酐和尿素氮含量,观察肾功能变化;放射免疫法检测肾组织中Ⅲ型前胶原含量,观察肾纤维化程度;Western blot检测肾组织中核转录共抑制因子SnoN与Ski蛋白表达水平,观察TGF—β1/Smad信号转导通路中逆向调控信号分子表达水平的变化。结摹:与假手术组比较,模型组大鼠肾小管基底膜明显增厚,部分肾小管上皮细胞变性,肾小管萎缩,管腔显著扩张,。肾间质明显增宽;血肌酐与尿素氮含量以及肾组织中Ⅲ型前胶原含量显著增加:SnoN、Ski蛋白表达显著减少。血府逐瘀胶囊治疗组大鼠梗阻侧肾组织的病理变化明显改善,血肌酐与尿素氮水平以及肾组织中Ⅲ型前胶原含量明显降低,SnoN蛋白表达水平显著增加,而Ski蛋白表达没有改变。结论:血府逐瘀胶囊可通过恢复SnoN蛋白表达水平,抑制TGF—β1,靶基因的活化,从而改善UUO大鼠的。肾功能和肾间质纤维化程度。

关 键 词:血府逐瘀胶囊  肾间质纤维化  核转录共抑制因子

Effects of "Xuefu Zhuyu Capsule" on Expressions of SnoN and Ski in Fibrotic Kidney Induced by Unilateral Ureteral Obstruction in Rats
LU Min,ZHOU Juan,WANG Fei,LU Hai-ying,LIU Yu-min,LIN Min,ZHANG Yue.Effects of "Xuefu Zhuyu Capsule" on Expressions of SnoN and Ski in Fibrotic Kidney Induced by Unilateral Ureteral Obstruction in Rats[J].Acta Universitatis Traditionis Medicalis Sinensis Pharmacologiaeque Shanghai,2008,22(6).
Authors:LU Min  ZHOU Juan  WANG Fei  LU Hai-ying  LIU Yu-min  LIN Min  ZHANG Yue
Abstract:Objective:To study the effects of"Xuefu Zhuyu Capsule"on renal interstitial fibrosis induced by unilateral ureteral obstruction in rats and its mechanisms.Methods:The male SD rats were randomly divided into three groups:sham-operated group, model group and"Xuefu Zhuyu Capsule"group.Model of renal interstitial fibrosisi was established by unilateral ureteral obstruction(UUO) in rats.All rats were sacrificed on 21st day operation and the obstructed renal tissues were stained with HE and PASM respectively.The ...
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