香桂精油的微波辅助提取、化学成分和抗菌活性研究Study on Microwave-assisted Extraction,Chemical Constituents and Antibacterial Activity of Cinnamomum subavenium Essential Oil
杨婷,邓楠,旷春桃
摘要(Abstract):
采用微波辅助提取法(MASD)提取香桂叶中的香桂精油,通过单因素试验优化了提取工艺,并对香桂精油的化学成分和抑菌性能进行了研究。优化的提取工艺条件为:液料比20∶1(mL/g),微波功率100 W,提取时间1.5h,该条件下香桂精油的得率为4.43%。GC-MS分析表明,香桂精油的主要成分为黄樟油素,含量为98.408%。香桂精油对4种测试菌均表现出一定的抑菌活性,对根霉的抑制活性最强,最小抑菌浓度(MIC)为6.25mg/mL。
关键词(KeyWords): 香桂精油;微波辅助提取法;化学成分;抑菌活性
基金项目(Foundation): “十三五”国家重点研发计划(2017YFD0600704)
作者(Author): 杨婷,邓楠,旷春桃
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