ESBLs,AmpC,VIM,IMP,OXA23,OXA-24 and outermembrane protein were detected. Reserpine synergistic inhibition test was used to study the active efflux mechanism.

• 检测ESBLs、AmpC酶、VIM、IMP、OXA-23和OXA-24产生及外膜蛋白表达情况,利血平协同抑制试验检测膜外排机制。