| 车前草黄酮类化合物清除DPPH自由基的作用 |
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| 引用本文： | 王毅红,方玉梅,谭萍,张春生.车前草黄酮类化合物清除DPPH自由基的作用[J].贵州农业科学,2010,38(8). |
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| 作者姓名： | 王毅红 方玉梅 谭萍 张春生 |
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| 作者单位： | 六盘水师范学院,贵州,水城,553004 |
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| 基金项目： | 贵州省教育厅自然科学研究项目"苦荞麦生物类黄酮的抗氧化作用研究" |
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| 摘 要： | 为寻找更多提取天然抗氧化剂的原料植物,以六盘水市本地野生的大车前为原料,利用70%乙醇作为提取介质对黄酮类化合物进行了提取,并以抗坏血酸VC和VE为对照,采用DPPH法研究大车前黄酮提取物对DPPH自由基的清除作用。结果表明:大车前黄酮对DPPH自由基有较强的清除作用,在其浓度为47.84μg/L时,清除效果最好,清除率达44.98%,显著高于相同浓度下的Vc和VE的清除率。认为大车前黄酮提取物是一种有前途的抗氧化剂。
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| 关 键 词： | 大车前草 黄酮类化合物 DPPH自由基 |
Effect of Flavonoids Compound Extracted from Plantagomajor on Eliminating DPPH Radical |
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| WANG Yi-hong,FANG Yu-mei,TAN Ping,ZHANG Chun-sheng.Effect of Flavonoids Compound Extracted from Plantagomajor on Eliminating DPPH Radical[J].Guizhou Agricultural Sciences,2010,38(8). |
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| Authors: | WANG Yi-hong FANG Yu-mei TAN Ping ZHANG Chun-sheng |
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| Institution: | WANG Yi-hong,FANG Yu-mei,TAN Ping,ZHANG Chun-sheng(Liupanshui Normal College,Shuicheng,Guizhou 553004,China) |
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| Abstract: | The flavonoids compound extracted from wild Plantagomajor in Liupanshui city were extracted by 70% ethanol,and tested by DHHP method to study the effect of eliminating DPPH radical for developing more raw materials with natural antioxidant.The results showed that the flavonoids compound extracted from wild Plantagomajor had the better effect on eliminating DPPH radical,the elimination effect of the flavonoids compound extracted from wild Plantagomajor was the best as the elimination rate reached 44.98% when... |
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| Keywords: | Plantagomajor flavonoids compound DPPH radical |
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