Abstract:
:Community-acquired methicillin-resistant Staphylococcus aureus (CA-MRSA) was collected from children with bullous impetigo in 2003 and 2004. One strain collected in 2003 was Panton-Valentine leucocidin (PVL) positive. In 2004, a multiple-drug-resistant PVL(+) CA-MRSA strain was isolated from an athlete with a cutaneous abscess. These strains were analyzed by multilocus sequence typing, spa typing, agr typing, coagulase typing, staphylococcal cassette chromosome mec (SCCmec) typing, PCR assay for 30 virulence genes, drug susceptibility testing, pulsed-field gel electrophoresis, and for plasmids. The two Japanese PVL(+) CA-MRSA strains belonged to the globally extant ("pandemic") sequence type 30 (ST30) with SCCmec IV. A transmissible, multiple-drug resistance plasmid emerged in such ST30 strains. The PVL(-) CA-MRSA strains ("domestic" CA-MRSA) accumulated for bullous impetigo, exhibiting new genotypes. Hospital-acquired MRSA of ST91 (but not pandemic ST5) shared common features with the PVL(-) CA-MRSA strain.
journal_name
J Clin Microbioljournal_title
Journal of clinical microbiologyauthors
Takizawa Y,Taneike I,Nakagawa S,Oishi T,Nitahara Y,Iwakura N,Ozaki K,Takano M,Nakayama T,Yamamoto Tdoi
10.1128/JCM.43.7.3356-3363.2005subject
Has Abstractpub_date
2005-07-01 00:00:00pages
3356-63issue
7eissn
0095-1137issn
1098-660Xpii
43/7/3356journal_volume
43pub_type
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