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| 微波提取枸杞叶中总黄酮工艺及其不同采收期含量变化 | |
| 引用本文： | 王汉卿,张霞,王文苹,逯睿.微波提取枸杞叶中总黄酮工艺及其不同采收期含量变化[J].中国实验方剂学杂志,2011,17(23):95-98. |
| 作者姓名： | 王汉卿 张霞 王文苹 逯睿 |
| 作者单位： | 1. 宁夏医科大学药学院,银川750004;2宁夏回药现代化工程技术研究中心,银川750004 2. 宁夏医科大学药学院,银川750004;宁夏医科大学宁夏医药研究所,银川 750004 3. 宁夏医科大学药学院,银川,750004 |
| 基金项目： | 2009年度宁夏医科大学青年基金项目 |
| 摘 要： | 目的:优选微波辅助提取宁夏枸杞叶总黄酮的提取工艺并测定其不同采收期总黄酮含量。方法:分别考察乙醇体积分数、料液比、微波时间、微波电流强度4个单因素对提取效率的影响,并设计正交试验,所得结果采用方差分析。利用优选出的最佳微波提取工艺测定比较不同采收期枸杞叶中的总黄酮含量。结果:确定了最佳单因素水平,通过正交试验优选出微波辅助提取枸杞叶总黄酮的最佳工艺条件为乙醇体积分数55%、料液比1∶45、微波提取时间40 s、微波电流强度60 mA。结论:通过比较不同采收时期枸杞叶总黄酮的含量,结果为5月中旬含量最高。 |
| 关 键 词： | 宁夏枸杞叶 总黄酮 微波辅助提取 采收期 |
| 收稿时间： | 6/9/2011 12:00:00 AM |
Technical Study and Comparison of Total Flavonoids Extracted in Leaves of Lycium barbarum of Different Picked Time by Microwave-assisted |
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| WANG Han-qing,ZHANG Xi,WANG Wen-ping and LU Rui.Technical Study and Comparison of Total Flavonoids Extracted in Leaves of Lycium barbarum of Different Picked Time by Microwave-assisted[J].China Journal of Experimental Traditional Medical Formulae,2011,17(23):95-98. | |
| Authors: | WANG Han-qing ZHANG Xi WANG Wen-ping and LU Rui |
| Institution: | College of Pharmaceutics, Ningxia Medical University, Yinchuan 750004, China; Ningxia Research Center of Modern Hui Medicine Engineering and Technology, Yinchuan 750004, China;College of Pharmaceutics, Ningxia Medical University, Yinchuan 750004, China; Ningxia Research Center of Modern Hui Medicine Engineering and Technology, Yinchuan 750004, China;College of Pharmaceutics, Ningxia Medical University, Yinchuan 750004, China; Ningxia Research Institute of Medicine & Pharmacy, Ningxia Medical University, Yinchuan 750004, China;College of Pharmaceutics, Ningxia Medical University, Yinchuan 750004, China |
| Abstract: | Objective:To optimally select the extraction technology of total flavonoids of leaves of Lycium barbarum by microwave-assisted and to determine the content of total flavonoids of leaves of L.barbarum of different picked time.Method: The effects of four single-factors(including ethanol concentration,material-liquid rate,microwave irradiation time and current intensity) on the extraction of total flavonoids of leaves of L.barbarum have been studied.And the results of the orthogonal experiment were analyzed by... |
| Keywords: | leaves of Lycium barbarum flavonoids microwave-assisted picked time |
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