超声波提取黑莓籽油的体外抗氧化活性研究

朱红叶 马永昆 白洁 魏本喜 裴洋

江苏大学食品与生物工程学院,镇江212013

摘要:本文以黑莓籽为原料,超声波辅助提取黑莓籽油,用自由基清除能力、红细胞氧化溶血作用、肝匀浆丙二醛生成作用和抑制肝线粒体肿胀的方法,研究了黑莓籽油在体外的抗氧化作用。结果表明,黑莓籽油能有效清除自由基,在5 mg /mL 时,对1,1 - 二苯基苦基苯肼和羟基自由基的清除率高达56. 21% 和71. 62%,它们的IC50值分别为4. 48 mg /mL 和4. 10 mg /mL。黑莓籽油能有效抑制H2O2诱导的小鼠红细胞氧化溶血作用和VC – FeSO4体系诱导的小鼠肝组织丙二醛生成的作用及VC – FeSO4体系诱导的小鼠肝线粒体肿胀,说明黑莓籽油在体外有较强的抗氧化活性。

关键词:黑莓籽油  超声波提取  自由基  体外抗氧化

基金项目:

作者:朱红叶 马永昆 白洁 魏本喜 裴洋

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