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Ferulic acid prepared from xylanase and sodiumhydroxide synergism hydrolysis from wheat bran and its functionality
Author(s): LI Ci-li
Pages: 211-
213
Year: 2008
Issue:
6
Journal: SCIENCE AND TECHNOLOGY OF FOOD INDUSTRY
Keyword: 阿魏酸; 提取; 酶-碱法; 协同处理; 功能特性;
Abstract: 探讨了酶-碱法协同处理麦麸制备阿魏酸的工艺,并对提取所得的阿魏酸通过抗氧化和抑菌实验来验证其功能性.研究结果表明,通过正交实验分别确定碱解、酶解麦麸提取阿魏酸的最佳工艺参数为:酶解pH5、温度55℃、麦麸含量8%、时间5h;碱解料液比1:15、温度为60℃、时间6h、亚硫酸钠1.0%、氢氧化钠1.5%.这两种方法协同对麦麸进行处理能明显使阿魏酸产量增加.同时,该法提取的阿魏酸具有较好的抗油脂氧化能力和抑菌功能.
Citations
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