合浦珠母贝抗氧化肽的性质及应用研究  

Study on character and application of Pinctada fucata antioxidant peptide

作　　者：吴燕燕 田倩[1,2] 尚军[1,3] 杨贤庆 邓建朝 周婉君 陈胜军 魏涯 

机构地区：[1]中国水产科学院南海水产研究所国家水产品加工技术研发中心,广东广州510300 [2]中国海洋大学食品科学与工程学院,山东青岛266003 [3]广东海洋大学,广东湛江524088

出　　处：《食品工业科技》2011年第11期123-126,130,共5页Science and Technology of Food Industry

基　　金：海南省重点科技项目(070121;ZDXM20100005);农业部948项目(2006-G42)

摘　　要：以合浦珠母贝肉抗氧化肽为原料,研究其抗氧化活性、DPPH自由基清除率、超氧阴离子清除能力、羟自由基清除能力、亚油酸过氧化反应、红细胞溶血实验、保湿活性及添加到化妆品中的抗氧化效果。结果表明:合浦珠母贝肉抗氧化肽具有较强的抗氧化能力,DPPH自由基清除率为77.7%;超氧阴离子清除率为46.3%;羟自由基清除率为33.5%;抗亚油酸过氧化能力和抑制膜脂质过氧化能力均较强;具有良好的吸湿及保湿能力。合浦珠母贝抗氧化肽在营养霜中的最佳添加量为1%,此时DPPH自由基清除率和羟自由基清除率分别为48.34%±2.96%、33.52%±2.34%,具有良好的抗氧化活性和稳定性,为合浦珠母贝抗氧化肽在化妆品种的应用提供了理论基础。The character of antioxidant peptide from Pinctada fucata was studied.The antioxidant activity,the scavenging activity against DPPH,hydroxyl and superoxide anion radical,antioxidant activity in linoleic acid system,testing of haemolytic,ability of humidity-holding,effect on application of cosmetics of fractions were tested,respectively.The result showed that Pinctada fucata antioxidant peptide had strong antioxidant ability that the scavenging activity against DPPH was 77.7%,scavenging of superoxide anion radical was 46.3% while the scavenging activity against hydroxyl radical was 33.5%.Pinctada fucata antioxidant peptide anti-linoleic acid peroxidation and inhibition of lipid peroxidation were strong,with good moisture absorption and moisture capacity.Pinctada fucata antioxidant peptide cream was the best addition of 1% with the scavenging ability of DPPH and hydroxyl radical 48.34%±2.96%,33.52%±2.34%.The study showed that Pinctada fucata antioxidant peptide had the strongest antioxidant and stability and provided a technical support for the development and application in cosmetics of the Pinctada fucata antioxidant peptide.

关 键 词：合浦珠母贝抗氧化肽 性质 应用 

分 类 号：TS254.1[轻工技术与工程—水产品加工及贮藏工程]