刺山柑萃取物抑菌活性及稳定性

Lanjun ZENG,Xiaowei BAO, Ziye ZHAO, Lijuan DUAN, Nan ZOU

Food and Fermentation Industries(2020)

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Abstract
该文为研究刺山柑石油醚、氯仿、乙酸乙酯及正丁醇萃取物对大肠杆菌、金黄色葡萄球菌及枯草芽孢杆菌的体外抑菌活性及抑菌稳定性,采用打孔法及试管二倍稀释法测定刺山柑4种萃取物抑菌圈直径的大小及最小抑菌浓度,并探讨温度、紫外光、pH对乙酸乙酯及正丁醇萃取物的影响.结果表明,刺山柑乙酸乙酯、正丁醇萃取物抑菌活性优于石油醚、氯仿萃取物.稳定性试验表明,温度、紫外光照射、pH对乙酸乙酯、正丁醇萃取物的抑菌活性有一定影响.该研究结果可为刺山柑作为一种潜在的天然食品防腐剂提供一定的理论依据.
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