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探讨了炎性细胞因子白细胞介素1(IL-1)和肿瘤坏死因子(TNF)在大鼠C-BSA肾炎中的变化及加用外源性前列腺素E_1(PGE_1)对这些因子的调节作用。结果表明:C-BSA肾炎模型血清IL-1和TNF均较对照明显升高。加用PGE_1则明显抑制IL-1和TNF活性水平并改善血栓素一前列环素平衡,同时24小时尿蛋白定量显著下降,肾脏病理变化减轻。结果提示:IL-1、TNF在肾炎发病机理中可能起了重要作用,外源性PGE_1可以抑制其产生和释放并缓解病情发展。
To investigate the changes of inflammatory cytokines interleukin-1 (IL-1) and tumor necrosis factor (TNF) in rat C-BSA nephritis and the effects of exogenous prostaglandin E_1 (PGE_1) on these factors . The results showed that serum IL-1 and TNF in C-BSA nephritis model were significantly higher than those in control. The addition of PGE 1 significantly inhibited the activity of IL-1 and TNF and improved the balance of thromboxane and prostacyclin, meanwhile, the proteinuria of 24-hour urine protein decreased significantly, and the pathological changes of kidney were alleviated. The results suggest that IL-1 and TNF may play an important role in the pathogenesis of nephritis. Exogenous PGE 1 can inhibit its production and release and alleviate the progression of the disease.