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水法提取大蒜抑菌活性物质条件优化
引用本文:刘锐,陈锦闲,黄桂颖. 水法提取大蒜抑菌活性物质条件优化[J]. 中国食品学报, 2011, 11(3)
作者姓名:刘锐  陈锦闲  黄桂颖
作者单位:仲恺农业工程学院轻工食品学院,广州,510225
摘    要:为优化水法提取大蒜抑菌活性物质的工艺,研究料液比、浸提时间、浸提温度、pH对水法提取抑菌活性物质的影响,并采用正交试验法优化其工艺参数.利用GC-MS对大蒜水提液中的有效物质进行鉴定.试验结果表明,水法提取大蒜抑菌活性物质的最优条件是:料液比1:3,浸提温度30℃,漫提时间30min,pH6;大蒜水漫提液中主要的活性物质为S-甲基甲烷硫代亚磺酸酯、3-乙烯基-1,2-二硫杂-4-环己烯、3-乙烯基-1、2-二硫杂-5-环已烯、二烯丙基三硫醚等.

关 键 词:大蒜  抑菌活性  工艺优化  气相色谱-质谱法

Optimization of Water Extraction Technology for Antibacterial Substance from Garlic
Liu Rui,Chen Jinxian,Huang Guiying. Optimization of Water Extraction Technology for Antibacterial Substance from Garlic[J]. Journal of Chinese Institute of Food Science and Technology, 2011, 11(3)
Authors:Liu Rui  Chen Jinxian  Huang Guiying
Affiliation:Liu Rui Chen Jinxian Huang Guiying (College of Light Industry and Food Science,Zhongkai University of Agricultural and Engineering,Guangzhou 510225)
Abstract:In order to optimized the extraction conditions of water-soluble antibacterial substances from Garlic.The effect of ratio of material to water(W/V),time,temperature,pH were studied and the technology parameters were optimized by orthogonal test.At the same time,the effective antibacterial substances in water extraction solution were identified by GC-MC.The results showed that the optimum extraction technology was determined such as ratio of materials and solvent 1:3,extraction time 30 min,extraction tempera...
Keywords:garlic  antimicrobial activity  technology optimization  GC-MS  
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