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雷公藤多甙对糖尿病肾病大鼠的实验研究

2024-06-29 来源:九壹网
山西中医2015年4月第31卷第4期 SHANXI J OFTCM Apr.2015 Vo1.31 No.4 ・49・ ・实验研究・ 雷公藤多甙对糖尿病肾病大鼠的实验研究 李显波严跃红 摘要:目的:研究雷公藤多甙对糖尿病肾病大鼠实验室指标的影响。方法:以链脲佐菌素复制糖尿病肾病模型,再分为模 型组、厄贝沙坦组,复方雷公藤组,干预8周后留取24 h尿液并处死采血,观察指标,一般状态、血糖、血肌酐、尿素氮、甘油三 酯、胆固醇,在冰浴上分离肾皮质,固定于10%福尔马林液,酒精脱水,石蜡包埋、切片.HE染色。结果:模型组与空白组比 较,血肌、尿素氮水平上升显著(P<0.05),甘油三酯、胆固醇上升不显著(P>0.05),24小时尿蛋白水平升高(P<0.05), IgA、IgG、IgM水平升高显著(P<0.05);雷公藤多甙组与模型组比较,血尿素氮指标显著下降(P<0.05),24小时尿蛋白、 IgA、IgG、IgM水平显著下降(P<0.05);厄贝沙坦组与模型组比较,24小时尿蛋白水平下降有显著差异(P<0.05),IgA、 IgG、IgM水平下降无显著差异(P>0.05)。结论:雷公藤多甙可减少糖尿病肾病大鼠尿蛋白定量,抑制免疫反应,可能成为 临床治疗糖尿病肾病的有效药物。 关键词:雷公藤多甙;糖尿病肾病;免疫抑制;实验研究 中图分类号:R285.5文献标识码:A文章编号:1000—7156(2015)04—0049—03 Experimental Study on Effect of Tripterygiu Glycosides on Rats with Diabetic Nephropathy L/Xian—bo,YAN Yue—hong(死e Fitfh Hospital Afifliated to Guangzhou Medical e ,Guang— zhou,510700,China) Abstract:0bjective:To research the effect of tripterygium glycosides on laboratory indexes of rats with dia— betic nephropathy.Methods:The animal models of diabetic nephropathy were replicated by STZ,and divided into model group,irbesartan group,compound tifptery ̄um group.After intervention of 8 weeks,24 h urine was collect- ed,the animal models were killed and their blood was sampled.The general state,blood glucose,serum creatinine, urea nitrogen,triglyceride,cholesterol etc.index were observed.The renal cortex was separated in ice bath,fixed in 1 0%formalin,dehydrated in alcohol,embedded in paraffin,sectioned and stained with HE.Results:Compared model group with control group,serum ereatinine and urea nitrogen in model group were increased signiifcantly(P <0.05);triglyceride and cholesterol didt rise signiifcantly(P>0.05);24h urine protein was increased(P< 0.05);IgA、IgG、IgM were increased notably(P<0.05).Compared tripterygium glycosides group with model group。BUN in tripterygium glycosides group was decreased remarkly(P<0.05);24h urine protein and IgA、 IgG、IgM were decreased remarkly(P<0.05).Compared irbesartan group with model group,24 hours urinary protein was decreased notably with signiifcant differences(P<0.05);IgA,IgG,IgM were decreased without sig— niifcantly difference(P<0.05).Conclusion:Tripterygium glycosides can decrease the urine protein of rats with diabetic nephropathy,and suppress the immunoreactivity.Tripterygium glycosides may be used as a effective drug for the clinical treatment of diabetic nephropathy. Keywords:tripterygium glycosides,diabetic nephropathy,immunosuppression,experimental research 糖尿病肾病是糖尿病的微血管并发症之一,当进入临 免疫学机制不明,所以即使是如此大量的蛋白尿,激素及 床蛋白尿时,会很快进展到终末期肾病。有的患者的蛋白 免疫抑制剂譬如雷公藤多甙一直是临床上治疗糖尿病肾 量可以达到肾病综合征标准,ACEI、ARB类药物治疗效果 病患者慎之又慎的选择。本课题旨在探讨免疫抑制剂对 不佳;鉴于糖尿病患者的特殊体质,且糖尿病肾病患者的 糖尿病肾病大鼠的影响,可望找到治疗糖尿病肾病的新的 治疗靶点。 基金项目:广州医科大学2009年博士启动基金。 1 实验方法 作者简介:李显波(1978一),女,博士,主治医师,广州医科大 1.1实验动物:SD雄性大鼠8周龄(180~220 s)40只,购 学附属第五医院(广州510700);严跃红,单位同第一作者。 

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