| 响应面法优化微波辅助提取龙须菜多糖工艺及其抗氧化活性研究 |
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| 引用本文： | 杨华,庄陈丰.响应面法优化微波辅助提取龙须菜多糖工艺及其抗氧化活性研究[J].食品科学,2011,32(20):79. |
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| 作者姓名： | 杨华 庄陈丰 |
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| 作者单位： | 浙江万里学院生物与环境学院;宁波市农产品加工技术重点实验室; |
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| 基金项目： | 宁波市渔业局科技专项(甬海200769) |
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| 摘 要： | 研究优化龙须菜多糖的提取工艺条件及其抗氧化活性,并对龙须菜微波辅助提取工艺进行响应面法优化。结果表明微波提取的最佳条件为功率495W、提取时间17min、液料比100:1,在此条件下龙须菜多糖提取率为33.11%。抗氧化实验显示龙须菜能有效清除DPPH自由基。
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| 关 键 词： | 龙须菜 响应面法 多糖 微波辅助提取 抗氧化 |
Gracilaria lamaneiformis Polysaccharides: Optimization of Microwave-assisted Extraction by Response Surface Methodology and Antioxidant Properties |
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| YANG Hua,ZHUANG Chen-feng.Gracilaria lamaneiformis Polysaccharides: Optimization of Microwave-assisted Extraction by Response Surface Methodology and Antioxidant Properties[J].Food Science,2011,32(20):79. |
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| Authors: | YANG Hua ZHUANG Chen-feng |
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| Affiliation: | YANG Hua1,2,ZHUANG Chen-feng1(1.Faculty of Biological and Environmental Science,Zhejiang Wanli University,Ningbo 315100,China,2.Ningbo Key Laboratory of Agricultural Products Processing Technology,China) |
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| Abstract: | In this study,the microwave-assisted extraction of polysaccharides from Gracilaria lamaneiformis was optimized by response surface methodology(RSM) and the antioxidant properties of extracted polysaccharides were studied.The results showed that the optimum conditions for polysaccharide extraction were microwave power of 495 W,extraction duration of 17 min,and water-to-material ratio of 100:1.Under the optimum conditions,the extraction yield of polysaccharides was 33.05%.Antioxidant analysis showed that poly... |
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| Keywords: | Gracilaria lamaneiformis response surface methodology(RSM) polysaccharide microwave-assisted extraction antioxidant properties |
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