小型猪肝硬化模型肝脏病理及生化指标的变化
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The Change of Pathology and Biochemical indexs in Mini-Pig Model of Hepatic Cirrhosis
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    摘要:

    目的 探讨小型猪肝硬化模型制备过程中肝脏病理学及生化指标的变化。方法 选用同种系巴马小型猪50头,随机分为实验组40头,对照组10头,雌雄不限,4月龄,体重15-20kg。实验组予四氯化碳复合因素造模法喂养,正常组予饲料及清水喂养。于造模的0、4、8、12、16、20、24周末进行肝脏穿刺活检及耳缘静脉抽血进行数据采集,对比分析肝纤维化-肝硬化制模过程中的肝脏病理学及生化指标的变化。结果24周末,对照组获得数据S0期70例次;实验组获得数据轻度肝纤维化(S1+S2期)82例次,重度肝纤维化(S3+S4期)62例次,肝硬化共39例次。从正常组到肝硬化组谷丙转氨酶、谷草转氨酶、总胆红素、血清肌酐及球蛋白呈逐渐升高的趋势,而白蛋白,A/G比值呈逐渐下降的趋势,凝血酶原时间则逐渐延长,统计学分析,组间存在明显差异(P<0.01)。结论 四氯化碳复合因素造模法可以成功制备出小型猪肝硬化模型,肝纤维化不同阶段肝脏病理学和生化指标均发生明显变化。

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    Objective To discuss the change of pathology and biochemical indexs during the building the Mini-pig model of hepatic cirrhosis. Method The subjects were 50 Bama mini-pigs of the same germline, who were divided at random into a experiment group of 40 and a control group of 10, male or female, aged 4 months, weighing 15-20 kg. Composite factors were employed to establish a model for the experiment group, and the normal feeding was synchronically given to the controlled. At 0th、4th 、8th、12th、16th、20th、24thWeekend,the liver puncturation biopsy and the haemospasia by the ear venous were done. Result At 24thWeekend, the normal group was 70 cases, the slight hepatic fibrosis(stage S1+S2) was 82 cases, the severe hepatic fibrosis(stage S3+S4)was 62 cases, and the hepatic cirrhosis was 33cases. From normal to cirrhosis groups, ALT、AST、T.BIL、CR and GLO of the pathological models rose gradually, ALB decreased gradually and A/G ratio was inversion, PT prolonged gradually, there were statistically significant in groups(p<0.01). Conclusion The model-building from composite factor food of carbon tetrachloride (CCL4) can establish successfully the models of Mini-pigs liver cirrhosis. The pathology and biochemical indexs change obviously in different stage of hepatic fibrosis.

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廖锦元,黎宁钦,李佳梅.小型猪肝硬化模型肝脏病理及生化指标的变化[J].中国比较医学杂志,2013,23(2).

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  • 收稿日期:2012-12-13
  • 最后修改日期:2012-12-20
  • 录用日期:2012-12-27
  • 在线发布日期: 2013-03-05
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