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肾毒血清肾炎大鼠肾组织中NF-κB活化及其意义
引用本文:潘晓勤,张爱华,黄松明,费莉,郭梅,陈荣华. 肾毒血清肾炎大鼠肾组织中NF-κB活化及其意义[J]. 南京医科大学学报(自然科学版), 2003, 23(6): 533-535
作者姓名:潘晓勤  张爱华  黄松明  费莉  郭梅  陈荣华
作者单位:南京医科大学小儿肾脏病研究中心,南京医科大学小儿肾脏病研究中心,南京医科大学小儿肾脏病研究中心,南京医科大学小儿肾脏病研究中心,南京医科大学小儿肾脏病研究中心,南京医科大学小儿肾脏病研究中心 江苏 南京 210029,江苏 南京 210029,江苏 南京 210029,江苏 南京 210029,江苏 南京 210029,江苏 南京 210029
基金项目:国家自然科学基金(30100081),江苏省教育厅科研基金(99KJB320003)
摘    要:目的:探讨肾毒血清性肾炎大鼠肾组织核因子—κB(NF—κB)活化及其意义。方法:肾毒血清肾炎应用兔抗鼠肾小球基膜肾毒血清制备。应用凝胶电泳迁移率(EMSA)和Western blot检测。肾毒血清。肾炎大鼠。肾组织中NF-κB活化及IκBα和IκBβ的降解;采用核酸酶保护法检测肾组织中IL-8表达,并分析其与NF—κB活化的关系。结果:模型组肾组织中IL-8表达显著高于正常对照组;肾毒血清肾炎大鼠肾组织中NF—κB活化显著增强,p65由胞质转移至咆核.咆质内IκBα和IκBβ降解明显增加;NF-κB活化与IL-8表达呈显著正相关。结论:NF—κB/IκB信号通路介导小球肾炎肾组织中IL-8表达。

关 键 词:核因子-κB 肾小球肾炎 白细胞介素-8
文章编号:1007-4368(2003)06-0533-03
修稿时间:2003-03-28

Role of NF-κB/IκB Signal Pathway in the Expression of Interleukin-8 in Experimental Rat Glomerulonephritis
PANXiao-qin,ZHANG Ai-hua,HUANG Song-ming,FEI Li,GUO Mei,CHEN Rong-hua. Role of NF-κB/IκB Signal Pathway in the Expression of Interleukin-8 in Experimental Rat Glomerulonephritis[J]. Acta Universitatis Medicinalis Nanjing, 2003, 23(6): 533-535
Authors:PANXiao-qin  ZHANG Ai-hua  HUANG Song-ming  FEI Li  GUO Mei  CHEN Rong-hua
Abstract:Objective: To investigate the role of NF-KB/lKB signal pathway in the experimental nephrotoxic sera nephritis of rats. Methods: Nephrotoxic sera nephritis (NTN) was prepared by injection of anti-GBM antibody in rats. Electrophoretic mobility shift assay (EMSA) and Western blot were used to detect the activity of NF-KB and degradation of 1KB. IL-8 expression was assessed by ribonu-clease protection assay. Results: NF-KB activation, nuclear translocation of p65 subunit, and degradation of iKBa and iKBpJ were significantly up-regulated in NTN rats compared to the control group, and so was the expression of IL-8. NF-KB activation was positively correlated with IL-8 expression. Conclusion: NF-KB /IxB signal pathway may play a pivotal role in pathogenesis of glomerulonephritis.
Keywords:nuclear factor-kappa B  glomerulonephritis  interleukin-8
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