Effect of rosiglitazone on expression of hepatocellular insulin receptor and insulin receptor substrate 1 in experimental chronic pancreatitis rat induced by oleic acid
Author(s): LIANG Quan, XUE Cheng-rui, FEI Nai-xin, WANG Huan, LIU Heng
Pages: 177-179
Year: 2007 Issue: 2
Journal: JOURNAL OF TIANJIN MEDICAL UNIVERSITY
Keyword: 慢性胰腺炎; 胰源性糖尿病; 罗格列酮; 胰岛素信号转导; 动物模型;
Abstract: 目的:观察肝脏胰岛素受体(IR)和胰岛素受体底物-1(IRS-1)表达的改变,探讨罗格列酮防治继发性糖尿病的可能机制.方法:用油酸经胰胆管插管灌注的方法诱导CP,将成模大鼠随机分成模型组、治疗组、对照组,以罗格列酮治疗7 d,Westernblots法测定各组大鼠肝细胞IR和IRS-1表达的改变.结果:模型组IR和IRS-1表达较对照组都有明显降低(P＜0.05);治疗组IR和IRS-1表达较对照组有不同程度的上调(P＜0.05).结论:胰岛素信号转导异常可能参与了CP继发胰源性糖尿病机制;罗格列酮在防治继发性胰源性糖尿病动物模型方面具有一定治疗作用.
Pages: 177-179
Year: 2007 Issue: 2
Journal: JOURNAL OF TIANJIN MEDICAL UNIVERSITY
Keyword: 慢性胰腺炎; 胰源性糖尿病; 罗格列酮; 胰岛素信号转导; 动物模型;
Abstract: 目的:观察肝脏胰岛素受体(IR)和胰岛素受体底物-1(IRS-1)表达的改变,探讨罗格列酮防治继发性糖尿病的可能机制.方法:用油酸经胰胆管插管灌注的方法诱导CP,将成模大鼠随机分成模型组、治疗组、对照组,以罗格列酮治疗7 d,Westernblots法测定各组大鼠肝细胞IR和IRS-1表达的改变.结果:模型组IR和IRS-1表达较对照组都有明显降低(P＜0.05);治疗组IR和IRS-1表达较对照组有不同程度的上调(P＜0.05).结论:胰岛素信号转导异常可能参与了CP继发胰源性糖尿病机制;罗格列酮在防治继发性胰源性糖尿病动物模型方面具有一定治疗作用.
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