TEM is one of the most commonly encountered lactamases in the family Enterobacteriaceae and can hydrolyze narrowspectrum penicillins and cephalosporins. 우리는 장티푸스 살모넬라균에서 ACC AmpC 락타마제를 보고합니다. S. Typhi could have acquired the AmpC lactamase from drugresistant bowel flora.