首页|黄酒对模拟胃体系中大肠杆菌的抗菌活性

黄酒对模拟胃体系中大肠杆菌的抗菌活性

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在模拟胃体系中研究黄酒及其主要成分(酒精和有机酸)对大肠杆菌的抗菌活性,通过测定抑菌率对其抗菌性能进行评价。结果表明:黄酒有显著的抗菌作用,与空白对照相比,30mL和130mL黄酒,在120min中内可使大肠杆菌的存活率由100%分别下降到1%和0.002%;有机酸的抗菌作用强于酒精,其中乳酸、苹果酸、醋酸等有机酸对大肠杆菌的抗菌作用较强,同时酒精起到协同抗菌的作用。
Antimicrobial Activity of Chinese Yellow Wine against Escherichia coli in Simulated Stomach Acid
This study focused on the antimicrobial activity of Chinese yellow wine and its major components (alcohol and organic acids) against Escherichia coli in simulated stomach acid. The results showed that Chinese yellow wine had remarkable antimicrobial activity. The survival rate ofEscherichia coli was reduced to 1% and 0.002% after 120 min treatment with 30 mL and 130 mL of yellow wine, respectively compared with the blank control (100% survival rate). The antimicrobial activity of organic acids in Chinese yellow wine (such as malic, acetic, oxalic and lactic acids) observed when tested separately was stronger than that of alcohol. Moreover, organic acids in Chinese yellow wine showed a synergistic effect with alcohol.

yellow wineEscherichia coliantimicrobial activity

郭金英、杨慧、任国艳

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河南科技大学食品与生物工程学院,河南洛阳471003

黄酒 大肠杆菌 抗菌活性

河南科技大学博士科研启动基金河南省教育厅自然科学研究计划项目河南科技大学青年科研基金河南科技大学大学生研究训练(SRTP)基金

20060502011A3300012007QN0132010146

2012

食品科学
北京食品科学研究院

食品科学

CSTPCDCSCD北大核心
影响因子:1.327
ISSN:1002-6630
年,卷(期):2012.33(17)
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