肥大细胞膜稳定剂对大鼠急性结肠炎的影响

被引:2
作者
文光旭 [1 ]
马洪升 [2 ]
程钱 [2 ]
机构
[1] 四川大学华西临床医学院
[2] 四川大学华西医院消化内科
关键词
肥大细胞; 色甘酸二钠; 葡聚糖硫酸钠; 溃疡性结肠炎; 大鼠;
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
目的研究肥大细胞膜稳定剂色甘酸二钠(disordium cromoglycate,DC)对葡聚糖硫酸钠(dextransulfate sodium,DSS)诱导的大鼠急性结肠炎的影响。方法出生80~100d的雄性SD清洁级大鼠30只,体重180~250g。30只大鼠随机分为3组:正常对照组(A组)、溃疡性结肠炎组(B组)和DC组(C组),每组各10只。B组和C组自由饮用40g/L DSS溶液(4%)7d诱发急性结肠炎,同时C组每天按100mg/kg腹腔注射DC 1次,A组和B组每天腹腔注射等量的生理盐水。7d后,处死各组大鼠。对各组大鼠行疾病活动指数评分,结肠组织行大体评分、组织学评分,检测门静脉血一氧化氮浓度,结肠组织髓过氧化物酶活性。结果疾病活动指数评分、大体评分、组织学评分、一氧化氮浓度及髓过氧化物酶活性均表现为B组>C组>A组(P<0.05)。结论肥大细胞膜稳定剂DC对DSS诱导的大鼠急性结肠炎有一定的保护作用。
引用
收藏
页码:1142 / 1145
页数:4
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