运动与抗氧化研究的新进展

被引:15
作者
聂金雷
机构
[1] 天津体育学院运动医学研究所!天津
关键词
运动; 自由基; 抗氧化剂; 抗氧化能力;
D O I
10.13297/j.cnki.issn1005-0000.2000.01.008
中图分类号
G804.7 [运动生物化学];
学科分类号
040302 ;
摘要
运动引起组织氧耗的增加可导致自由基产生增加 ,当自由基数量超过体内抗氧化防御能力 ,可导致细胞生物分子的损伤。简要讨论了急性和慢性运动对于主要的抗氧化酶超氧化物歧化酶、谷胱甘肽过氧化物酶、过氧化氢酶以及非酶类抗氧化剂谷胱甘肽等抗氧化防御系统的影响 ,并综述了抗氧化剂在预防氧化应激中的作用。研究证实 ,运动训练可引起组织超氧化物歧化酶和谷胱甘肽过氧化物酶活性增强以及谷胱甘肽浓度增高 ;抗氧化剂的补充可预防和缓解运动性自由基损伤 ,增进机体的抗氧化能力
引用
收藏
页码:25 / 28
页数:4
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