章银良,黄天琪,王悦,王明雷,李振城,陈科宇

• 1:郑州轻工业大学食品与生物工程学院

摘要(Abstract)：

运用电子自旋共振(ESR)技术探究美拉德反应产物(MRPs)对清除超氧阴离子自由基、羧基自由基、羟基自由基的影响。结果表明，MRPs能很好清除上述3种自由基且随着MRPs浓度增加其抗氧化能力增强。上述3种自由基与DMPO结合后最佳反应时间分别是2.5,8,40 min。MRPs对上述3种自由基的清除能力与氨基酸的种类密切相关，不同种类的MRPs对相同或不同自由基的清除能力不同，MRPs对上述3种自由基的最大清除率分别为：核糖与精氨酸25%、阿拉伯糖与赖氨酸70.97%、核糖与甘氨酸77.70%。

关键词(KeyWords)： 电子自旋共振(ESR);美拉德反应产物(MRPs);羧基自由基;超氧阴离子自由基;羟基自由基

Abstract:

Keywords:

基金项目(Foundation): 河南省科技攻关项目(182102110094)

作者(Author): 章银良,黄天琪,王悦,王明雷,李振城,陈科宇

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