Box-Behnken响应面设计法优化微波辅助提取猪苓多糖工艺
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Microwave-Assisted Extraction of Polysaccharides from Polyporus umbellatus Optimized by Box-Behnken Design-Response Surface Methodology
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    摘要:

    为了优化猪苓多糖的微波提取工艺,采用Box-Behnken响应面设计法,研究液料比、pH、微波功率、提取时间、提取次数及其交互作用对多糖提取率的影响。应用Design Expert和响应面分析相结合的方法,模拟得到回归方程的预测模型和可信度,分析得到最佳提取工艺条件为:液料比30∶1(mL/g),pH 6.6,微波功率614 W,提取时间2.5 min,提取次数2 次。在此条件下,多糖提取率达到6.75%。利用Box-Behnken响应面设计法优化得到的猪苓多糖提取条件参数,为猪苓多糖工业化生产提供技术支持。

    Abstract:

    To optimize the microwave-assisted extraction technique of polysaccharide from Polyporus umbellatus,the effects of the liquid to solid ratio,pH,microwave power,extraction time,extraction number and their interaction on extaction were studied by Box-Behnken design. The predictive model and reliability were developed by Design Expert software and response surface analysis (RSM). The optimal extraction conditions were achieved and listed as follows:liquid-to-solid ratio 30∶1 mL/g,pH 6.6,microwave power 614 W,extraction time 2.5 mins,extraction number 3 times. Under these conditions,the extraction yield of polysaccharide was up to 6.75%. The extraction conditions achieved by RSM provided technical support for the industrial production of polysaccharide from Polyporus umbellatus.

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乔艳明,陈文强,邓百万,彭浩,解修超,张辉,潘嘉伟. Box-Behnken响应面设计法优化微波辅助提取猪苓多糖工艺[J].食品与生物技术学报,2015,34(9):986-994.

QIAO Yanming, CHEN Wenqiang, DENG Baiwan, PENG Hao, XIE Xiuchao, ZHANG Hui, PAN Jiawei. Microwave-Assisted Extraction of Polysaccharides from Polyporus umbellatus Optimized by Box-Behnken Design-Response Surface Methodology[J]. Journal of Food Science and Biotechnology,2015,34(9):986-994.

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  • 在线发布日期: 2015-11-28
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