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D-半乳糖衰老模型大鼠肝脏形态学及抗氧化能力变化的研究
引用本文:徐辉,魏晓东,欧芹,王景涛,辛红. D-半乳糖衰老模型大鼠肝脏形态学及抗氧化能力变化的研究[J]. 黑龙江医药科学, 2005, 28(5): 26-27
作者姓名:徐辉  魏晓东  欧芹  王景涛  辛红
作者单位:佳木斯大学基础医学院 黑龙江佳木斯154007(徐辉,魏晓东,欧芹,王景涛),天津市人民医院 天津300121(辛红)
摘    要:
目的:观察D-半乳糖致衰大鼠肝脏形态学改变及氧化水平和抗氧化能力的变化。方法:采用D-半乳糖所致衰老模型大鼠,做肝组织HE染色光镜观察,测定C a2 -ATP酶活性,肝线粒体M DA含量、PLA2活性。结果:衰老模型大鼠肝组织形态学发生明显变化,肝脏C a2 -ATP酶活性显著降低(P<0.01),肝线粒体M DA含量、PLA2活性显著升高(P<0.01)。结论:D-半乳糖致衰大鼠可作为研究衰老的模型。

关 键 词:D-半乳糖  衰老模型  形态学  抗氧化能力  大鼠
文章编号:1008-0104-(2005)05-0026-02
修稿时间:2005-09-13

Liver morphology of and anti-oxidation capability in aging rat model induced by D-gal
XU Hui,WEI Xiao-dong,OU Qin,WANG Jing-tao,XIN Hong. Liver morphology of and anti-oxidation capability in aging rat model induced by D-gal[J]. Heilongjiang Medicine and Pharmacy, 2005, 28(5): 26-27
Authors:XU Hui  WEI Xiao-dong  OU Qin  WANG Jing-tao  XIN Hong
Affiliation:XU Hui~1,WEI Xiao-dong~1,OU Qin~1,WANG Jing-tao~1,XIN Hong~2
Abstract:
Objective: To investigate the liver morphology and the oxidation and anti-oxidation capability of aging rat model induced by D-gal.Methods: We used the aging model rat induced by D-gal as research sample,and observed the hepatic tissue HE staining under light microscope.We measured the Ca~(2 )-ATPase activity in rat liver and determined the MDA content,PLA_2 activity of rat liver mitochondria.Results: The liver morphology was markedly changed and Ca~(2 )-ATPase activity was obviously decreased(P<0.01)and the MDA content and PLA_2 activity were markedly increased((P<0.01))in the aging rat model.Conclusion: The aging rat model induced by D-gal can be used as the model for aging research.
Keywords:D-gal  aging model  morphology  anti-oxidation capability  rat
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