One hundred isola tes of Staphylococcus aureus were obtained from feces samples of patients with food poisoning. The a ntibiotic susceptibility against vari ous antibiotics was examined by disc diffusion test . The S. aureus isolates had 92% resista nce to peni cillin. They also had 30% resistance to ampicillin and erythromycin. respect ively. The percentage of re sistance to oxacillin was 14%. Three vancomycin resistant isolates were also found. The minimal inhibitory co ncen tra ti on(MIC)s of antibiotics were examll1ed Antibiotics-intermediate S a ureus isolates were not det ected by disc dif fu sion t est

• 유승희(서울특별시 보건환경연구원) | Seung Hee Ryu
• 이영기(단국대학교 치과대학 구강미생물학교실) | Young ki Lee Correspondence