| 分离纯化对木瓜提取物抗氧化能力的影响 |
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| 引用本文： | 袁怀波,殷伟超,岳美云. 分离纯化对木瓜提取物抗氧化能力的影响[J]. 食品工业科技, 2010, 0(1) |
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| 作者姓名： | 袁怀波 殷伟超 岳美云 |
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| 作者单位： | 1. 合肥工业大学生物与食品工程学院,安徽合肥,230009
2. 山东省阳信县林业局,山东阳信,251800 |
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| 摘 要： | 以干制木瓜为原料,获得木瓜粗制物与纯化物,测定两种提取物的抗氧化能力。结果显示,随着两种提取物浓度的增大,其对超氧阴离子自由基和DPPH.的清除率、还原能力、抗脂质过氧化物活性、抗食用油脂氧化性和对羟基自由基引起DNA损伤保护的能力随之提高,且木瓜纯化物的抗氧化能力高于粗制物;粗制物的抗脂质过氧化活性和对羟基自由基的清除能力高于纯化物,说明有某种抗氧化物质在纯化过程中损失。
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| 关 键 词： | 木瓜提取物 分离纯化 抗氧化 |
Influence of purification on the antioxidation ability of pawpaw extract |
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| YUAN Huai-bo,YIN Wei-chao,YUE Mei-yun. Influence of purification on the antioxidation ability of pawpaw extract[J]. Science and Technology of Food Industry, 2010, 0(1) |
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| Authors: | YUAN Huai-bo YIN Wei-chao YUE Mei-yun |
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| Affiliation: | YUAN Huai-bo1,YIN Wei-chao1,YUE Mei-yun2(1. College of Biotechnology , Food Engineering,Hefei University of Technology,Hefei 230009,China,2. Yangxin County of Sh,ong Forestry Bureau,Yangxin 251800,China) |
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| Abstract: | Dried pawpaw were selected as raw materials,rough extract and purified compound isolated from ethanol extraction after resin purification were obtained as research objects and determined two kind of extractions antioxidation abilities.Results showed that along with two kinds of extracts concentration increasing,scavenging effects of superoxide anion free radical and DPPH.,reducing power,inhibition of lipid peroxidation,edible oil oxidation resistance and protection against hydroxyl radical induced DNA damag... |
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| Keywords: | pawpaw extract purification antioxidation |
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