地丁草对实验性小鼠急性肝损伤保护作用

Lishizhen Medicine and Materia Medica Research(2009)

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Abstract
目的探讨地丁草水提取物对四氯化碳引起小鼠急性肝损伤的保护作用。方法60只小鼠随机分为正常组,模型组,地丁草水提取物高剂量组、中剂量组、低剂量组,阳性对照组。地丁草水提取物高、中、低剂量组分别按2.0,1.0,0.5g/kg灌胃地丁草水提取物;阳性对照组按0.1 g/kg水飞蓟宾灌胃;正常组和模型组给予等体积生理盐水,共5 d。第5天给药1 h后,模型组,地丁草水提取物高、中、低剂量组和阳性对照组按0.15 ml/10 g腹腔注射0.1%CCl4,正常对照组腹腔注射等体积生理盐水。测定小鼠血清天冬氨酸转氨酶(AST)、丙氨酸氨基转移酶(ALT)活性和肝组织超氧化歧化酶(SOD)活性及丙二醛(MDA)含量。结果地丁草水提取物能显著降低CCl4所致小鼠血清ALT(P<0.01)和AST活性(P<0.05),升高肝组织SOD活性(P<0.01),降低肝组织MDA的含量(P<0.01)。结论地丁草水提取物对CCl4所致小鼠急性肝损伤具有保护作用。
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