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초등학생의 검체에서 분리된 황색포도상구균의 Coagulase 혈청형과 항생제 감수성
김태운 ( Tae Un Kim ),황수명 ( Soo Myung Hwang ) 대한임상검사과학회 2003 대한임상검사과학회지(KJCLS) Vol.35 No.2
Staphylococcus aureus strains were isolated from the nasal specimens of 226 D Elementary School students in 2003. 96 strains(42.5%) were identified and tested for antibiotic susceptibility with Dade Behring Dried Positive Combo Panel Type 1A and the coagulase serotyping was investigated using microplate method. Eight serotypes were identified. 41.7% of the isolates belong to serotype IV, 19.8% to serotype V, 16.7% to serotype VII, 7.3% to serotype I, 6.3% to serotype II and 1.0% to serotype III, VI, and VIII. All the strains(100%) of 96 S. aureus were susceptible to ciprofloxacin, trimethoprim, vancomycin. 93 strains(96.9%) of 96 S. aureus were susceptible to clindamycin. 91 strains(94.8%) to amoxicillin, cephalothin, cefotaxime, imipenem, oxacillin, tetracycline, 84 strains(87.5%) to gentamicin, 54 strains to erythromycin, and 4 stains(4.2%) to penicillin. 5 strains (5.2%) of S. aureus were MRSA. All the strains(100%) of coagulase serotype IV S. aureus were susceptible to amoxicillin, clindamycin, cephalothin, cefotaxime, ciprofloxacin, gentamicin, imipenem, oxacillin, trimethoprim, tetracycline, vancomycin except for erythromycin(32.5%) and penicillin(2.5%). All the strains(100%) of coagulase serotype V S. aureus were susceptible to clindamycin, ciprofloxacin, trimethoprim, vancomycin, 18 strains(94.7%) to amoxicillin, cephalothin, cefotaxime, imipenem, and oxacillin, 17 strains(89.5%) to tetracycline, 16 strains(84.2%) to erythromycin, 14 strains(73.7%) to gentamicin, and no strains were susceptible to penicillin. All the strains(100%) of coagulase serotype VII S. aureus were susceptible to ciprofloxacin, trimethoprim, and vancomycin, 15(93.8%) to amoxicillin, clindamycin, cephalothin, cefotaxime, imipenem, and oxacillin, 14(87.5%) to tetracycline, 13(81.3%) to gentamicin, 11(68.8%) to erythromycin, and 2(12.5%) to penicillin.
2004년 부산시내 일부 대학생의 검체에서 분리된 황색포도상구균의 항생제 내성 양상
김태운 ( Tae Un Kim ),김윤태 ( Yun Tae Kim ),권헌영 ( Heon Young Kwon ) 대한임상검사과학회 2005 대한임상검사과학회지(KJCLS) Vol.37 No.3
The purpose of this study is to investigate the carrier rate of S. aureus in the community, antibiotic susceptibility patterns of the organism, detection of MRSA and mecA gene in MRSA. Identification and antibiotic resistance patterns of S. aureus and MRSA were done by MicroScan Panels. MRSA strain was confirmed by disk diffusion method using oxacillin disk. The mecA gene in MRSA was detected by PCR. Eighty-four strains (27.4%) of S. aureus were isolated from the nasal specimens of 307 university students in Busan in 2004. Sixty-eight strains (81.9%) of 83 S. aureus were resistant to penicllin, 16 strains(19.3%) to erythromycin, 15 strains (18.1%) to gentamicin, 12 strains (14.5%) to tetracycline, 6 strains (7.2%) to chloramphenicol, 3 strains (3.6%) to ofloxacin, 2 strains (2.4%) to cefepime, clindamycin, imipenem, meropenem, norfloxacin, respectively. One strain (1.2%) was resistant to ciprofloxacin, cefazolin, cefotaxime, cefuroxime, and oxacillin. And all the strains (100%) of 84 S. aureus were susceptible to amoxicilin/K clavulanate, ticarcillin/K clavulanate, trimethoprim/sulfamethoxazole, rifampin, syncroid, teicoplanin, and vancomycin. One strain of 84 S. aureus isolates was methicillin-resistant Staphylococcus aureus (MRSA). The mecA gene was detected from the MRSA strain.