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Position: Home > Articles > Microwave-assisted Extraction of Antibacterial Substances from Inflorescence of Chrysanthemum lavandulaefolium (Fisch.) Mak. FOOD SCIENCE 2010,31 (22) 59-63

响应面法优化微波提取野菊花抑菌物质工艺

作  者:
蒋雨;陈安均;于新;褚福红;赵美美
单  位:
仲恺农业工程学院轻工食品学院;四川农业大学食品学院;安徽农业大学茶与食品科技学院
关键词:
野菊花;RSM;Box-Behnken试验设计;微波提取;抑菌
摘  要:
以野菊花的乙醇提取物对金黄色葡萄球菌的抑菌圈直径为响应值,在单因素试验基础上,根据Box-Behnken试验设计原理,研究响应面法(RSM)优化微波辅助提取野菊花抑菌物质的工艺参数。得到乙醇体积分数为50%,最佳参数为液固比40:1(mL/g)、提取时间15min、微波功率480W。经验证在此条件下,野菊花提取物对金黄色葡萄球菌的抑菌圈直径达到27.02mm,与预测值24.56mm差异不显著,置信区间大于95%。
译  名:
Microwave-assisted Extraction of Antibacterial Substances from Inflorescence of Chrysanthemum lavandulaefolium (Fisch.) Mak.
作  者:
JIANG Yu1,CHEN An-jun1,YU Xin2,*,CHU Fu-hong3,ZHAO Mei-mei2 (1. College of Food Science, Sichuan Agricultural University, Ya’an 625014, China ; 2. College of Light Industry and Food Science, Zhongkai University of Agriculture and Engineering, Guangzhou 510225, China ; 3. College of Tea & Food Science and Technology, Anhui Agricultural University, Hefei 230036, China)
关键词:
Chrysanthemum lavandulaefolium (Fisch.)Mak;.RSM;Box-Behnken;microwave extraction;antibacteria
摘  要:
Box-Behnken experimental design coupled with response surface analysis was employed to optimize the microwaveassisted extraction of antibacterial substances using 50% aqueous ethanol form the inflorescence of Chrysanthemum lavandulaefolium (Fisch.) Mak. Anti-Staphylococcus aureus activity of the extract was investigated by determining the diameter of inhibition zone. The optimal conditions of microwave extraction were as follows: liquid-to-solid ratio 40:1(mL/g), microwave treatment time 15 min, microwave power 480 W. The experimental diameter of inhibition zone was 27.02 mm, which was in accordance with the predicted value of 24.56 mm.

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