牛心朴子体外抑菌作用的研究

目的]研究牛心朴子的抑菌作用，为开发利用牛心朴子资源提供理论依据。方法]将牛心朴子全草烘干粉碎后，用乙醇溶剂浸提。以金黄色葡萄球菌、无乳链球菌、蜡样芽孢杆菌、大肠杆菌、猪霍乱沙门氏菌、肠炎沙门氏菌及鼠伤寒沙门氏菌为供试菌，研究其抑菌活性，并测定其相应最小抑菌浓度（Mc）。结果]牛心朴子生物碱提取物对金黄色葡萄球菌、无乳链球菌、蜡样芽孢杆菌、大肠杆菌具有较好的抑制作用，其MIC分别为12．500、1．563、3．125及L6．250mg／ml；但对猪霍乱沙门氏菌、肠炎沙门氏菌及鼠伤寒沙门氏菌无抑制作用。结论]牛心朴子生物碱提取物对动物致病菌有一定的抑菌效果。

Study on Bacteriostasis in vitro of Cynanchum komarovii

Objective] The research aimed to study the antibacterial effect of Cynanchum romarovii and supply theoretical foundation for developing and utilizing Cynanchum komarovii resources.Method] After Cynarchum komarovii was dried and shattered,then extracted by 95% ethanol.Staphylococcus aureus,Streptococcus agalactiae,Bacillus cereus,Escherichia coli,Salmonella choleraesuis,Salmonella enteritidis and Salmonella typimurium were used as tested bacteria,the bacteriostasis was studied and the minimal inhibitory co...