痰热清注射液对重症急性胰腺炎大鼠肺损伤保护作用的初步研究The Preliminary Reseach on the Protective Effect of Tanreqing Injection on Pulmonary Injury by Severe Acute Pancreatitis in Rats
赵中江,邓哲,孙冀武,刘德红
摘要(Abstract):
目的观察痰热清注射液对重症急性胰腺炎大鼠肺损伤的保护作用。方法选择96只健康SD大鼠随机分为对照组、假手术组、模型组及痰热清组,采用5%牛磺胆酸钠逆行胰胆管注射法建立SAP大鼠模型,以建模后6、12 h及24 h,分为3个亚组(每组8只)。观察肺损伤指数,分别采用酶联免疫法、半定量逆转录PCR法及蛋白印迹技术检测不同时间点肺组织中RNA及高迁移率族蛋白水平。结果模型组较对照组和假手术在肺损伤指数、细胞间粘附分子-1(ICAM-1)、白介素-18(IL-18)、骨髓系细胞触发受体(TREM-1)m RNA及高迁移率族蛋白-1(HMGB1)方面差异均有统计学意义(P<0.01),而痰热清组治疗后较模型组ICAM-1、IL-18、TREM-1 m RNA和HMGB1等水平有降低(P<0.01),肺损伤指数明显降低(P<0.01)。结论痰热清注射液能降低重症急性胰腺炎大鼠肺组织中ICAM-1、IL-18、TREM-1 m RNA及高迁移率族蛋白B1水平的表达,有效缓解重症急性胰腺炎大鼠的肺损伤。
关键词(KeyWords): 痰热清;重症急性胰腺炎;肺损伤;大鼠
基金项目(Foundation): 广东省深圳市科技计划项目(201202036)
作者(Author): 赵中江,邓哲,孙冀武,刘德红
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