响应面法优化中药复方中总黄酮提取工艺及药理作用研究

Contemporary Chemical Industry(2020)

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Abstract
目的:探索中药复方中黄酮最佳工艺,研究各因素对其抗氧化能力的影响差异.以中药复方为实验材料进行响应面优化实验,并测定黄酮的抗氧化能力.经响应面实验证实提取复方中黄酮的最佳工艺为回流温度84℃、回流时间2 h、料液比1:30 mg·mL-1,此时黄酮的占比为4.51%.体外药理实验表明:DPPH清除率为85.66%,纤体复方中总还原力为0.89 Abs,为抗坏血酸的0.67倍,该复方具有显著的抗氧化活性.
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