2,4,6-三硝基苯磺酸诱导不同鼠种急性溃疡性结肠炎的比较

被引:13
作者
郭瑞敏
荀哲
范正松
牛亚玲
李雁春
机构
[1] 中国医科大学代谢病分子机制与药物研究所
关键词
溃疡性结肠炎; C57BL/6小鼠; 昆明小鼠; 2,4,6-三硝基苯磺酸;
D O I
暂无
中图分类号
R574.62 [结肠疾病];
学科分类号
100201 [内科学];
摘要
目的利用2,4,6-三硝基苯磺酸(TNBS)诱导C57BL/6小鼠和昆明小鼠建立溃疡性结肠炎模型,对比2种小鼠的造模效果。方法小鼠经结肠灌注一定剂量的TNBS,评估病情,于72 h后处死小鼠,取出结肠进行组织学切片评分,并用Western blot及RT-PCR方法检测炎性因子的表达。结果 C57BL/6小鼠和昆明小鼠的急性溃疡性结肠炎模型建立成功,但C57BL/6小鼠肠炎在分子水平和组织水平上均比昆明小鼠更加严重。结论 C57BL/6小鼠比昆明小鼠对TNBS更敏感,组织学上更易观察到病理变化。C57BL/6小鼠比昆明小鼠更适合用于溃疡性结肠炎的研究。
引用
收藏
页码:787 / 792
页数:6
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