Evidence for a purifying selection acting on the β-lactamase locus in epidemic clones of methicillin-resistant <it>Staphylococcus aureus</it>
<p>Abstract</p> <p>Background</p> <p>The β-lactamase (<it>bla</it>) locus, which confers resistance to penicillins only, may control the transcription of <it>mecA</it>, the central element of methicillin resistance, which is embedded in a polymorphic heterelogous chromosomal cassette (the SCC<it>mec...
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| Autori principali: | , , , , |
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| Natura: | Artigo |
| Lingua: | Inglês |
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BMC
2011-04-01
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| Serie: | BMC Microbiology |
| Soggetti: | |
| Accesso online: | http://www.biomedcentral.com/1471-2180/11/76 |
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