肠外致病性大肠杆菌（Extraintestinal Pathogenic Escherichia coli,Ex PEC）是一类能够定殖于宿主肠道外组织并引发疾病的病原。其能......

目的:探讨亚抑菌浓度β内酰胺类药物对金黄色葡萄球菌(Staphylococcus aureus,S.aureus)致病物质α溶血素(Alpha hemolysin,Hla)表......