| 狗肝菜功能性成分的抗氧化活性 |
| |
| 引用本文： | 李南薇,刘长海,陆映机.狗肝菜功能性成分的抗氧化活性[J].食品科学,2011,32(13):71. |
| |
| 作者姓名： | 李南薇 刘长海 陆映机 |
| |
| 作者单位： | 仲恺农业工程学院轻工食品学院; |
| |
| 基金项目： | 广东省科技计划项目(2008A024;200003) |
| |
| 摘 要： | 以狗肝菜为原料,对其中的黄酮、多糖、多酚等功能性成分进行提取,并对其抗氧化活性进行研究。结果表明:狗肝菜中含有丰富的黄酮、多糖和多酚类物质,其含量分别为2.4、180.5mg/g和61.2mg/g(以干基计)。抗氧化实验表明:狗肝菜黄酮、多糖和多酚具有较强的清除DPPH自由基和.OH的能力,对DPPH自由基的清除率分别为76.7%、88.2%和35.8%,对.OH的清除率分别为90.8%、95.7%和80.9%。
|
| 关 键 词： | 狗肝菜 黄酮 多糖 多酚 抗氧化活性 |
Antioxidant Activities of Functional Components from Dicliptera chinensis |
| |
| LI Nan-wei,LIU Chang-hai,LU Ying-ji.Antioxidant Activities of Functional Components from Dicliptera chinensis[J].Food Science,2011,32(13):71. |
| |
| Authors: | LI Nan-wei LIU Chang-hai LU Ying-ji |
| |
| Affiliation: | LI Nan-wei,LIU Chang-hai,LU Ying-ji(College of Light Industry and Food Technology,Zhongkai University of Agricultural and Engineering,Guangzhou 510225,China) |
| |
| Abstract: | Functional components including flavonoids,polysaccharides and polyphenols were isolated from Dicliptera chinensis,and their antioxidant activities were evaluated.The results indicated that Dicliptera chinensis was rich in flavonoids,polysaccharides and polyphenols,of which the contents were 2.4,180.5 mg/g and 61.2 mg/g of dry Dicliptera chinensis(md),respectively.Moreover,flavonoids,polysaccharides and polyphenols from Dicliptera chinensis had strong free radical scavenging capacity,with respective scaveng... |
| |
| Keywords: | Dicliptera chinensis flavonoids polysaccharides polyphenols antioxidant activity |
| 本文献已被 CNKI 等数据库收录！ |
| 点击此处可从《食品科学》浏览原始摘要信息 |
|
点击此处可从《食品科学》下载全文 |
|
