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墨旱莲黄酮类提取物抗自由基作用及体内抗氧化功能的研究
引用本文:林朝朋,芮汉明,许晓春.墨旱莲黄酮类提取物抗自由基作用及体内抗氧化功能的研究[J].军事医学科学院院刊,2005,29(4):344-345,362.
作者姓名:林朝朋  芮汉明  许晓春
作者单位:1. 韶关学院食品工程系,韶关,512005
2. 华南理工大学轻工食品学院,广州,510640
摘    要:目的:研究墨旱莲黄酮类提取物的抗自由基作用及体内抗氧化功能。方法:通过测定小鼠血清SOD、GSH-Px活性和MDA含量的变化,研究墨旱莲黄酮类提取物(flavonoid extract of Eclipata alba,FEE)对小鼠体内抗氧化功能的影响;并通过测定FEE清除羟自由基率和抑制超氧自由基率的实验,证明FEE的体外抗自由基作用。结果:FEE可显著增强小鼠血清SOD、GSH-Px活性,降低MDA含量;并可有效地清除羟自由基和超氧自由基。结论:FEE具有明显的抗自由基作用及体内抗氧化功能。

关 键 词:墨旱莲  黄酮类  抗氧化  自由基
文章编号:1000-5501(2005)04-0344-03
收稿时间:2004-09-16
修稿时间:2004-09-16

Effect of flavonoids extract of Eclipata alba on antioxidation and scavenging free radical
LIN Chao-Peng,RUI Han-Ming,XU Xiao-Chun.Effect of flavonoids extract of Eclipata alba on antioxidation and scavenging free radical[J].Bulletin of the Academy of Military Medical Sciences,2005,29(4):344-345,362.
Authors:LIN Chao-Peng  RUI Han-Ming  XU Xiao-Chun
Abstract:Objective: To study the effects of flavono id s extract of Eclipata alba(FEE) on antioxidation and scavenging free radic al. Methods:The effects of FEE on SOD,GSH-Px activity and MDA content in serum of mice, rate of scavenging hydroxyl radical and rate of i nhibiting superoxide anion radical were studied. Results: FEE had an improving effect on SOD,GSH-Px activity in serum of mice, a reducing effect on MDA content in serum of mice, and a good scavenging effect on free ra dical. Conclusion: FEE has antioxidation and scavenging free r adical effects.
Keywords:Eclipata alba  flavonoids  antioxidation  free radicals
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