Source:http://linkedlifedata.com/resource/pubmed/id/16143832
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
22
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pubmed:dateCreated |
2005-12-2
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pubmed:abstractText |
Staphylococci have two mechanisms for resistance to beta-lactam antibiotics. One is the production of beta-lactamases, enzymes that hydrolytically destroy beta-lactams. The other is the expression of penicillin-binding protein 2a (PBP 2a), which is not susceptible to inhibition by beta-lactam antibiotics. Strains of S. aureus exhibiting either beta-lactamase or PBP 2a-directed resistance (or both) have established a considerable ecological niche among human pathogens. The emergence and subsequent spread of bacterial strains designated as methicillin-resistant S. aureus (MRSA), from the 1960s to the present, has created clinical difficulties for nosocomial treatment on a global scale. The recent variants of MRSA that are resistant to glycopeptide antibiotics (such as vancomycin) have ushered in a new and disconcerting chapter in the evolution of this organism.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
1420-682X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
62
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
2617-33
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading | |
pubmed:year |
2005
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pubmed:articleTitle |
Beta-lactam resistance in Staphylococcus aureus: the adaptive resistance of a plastic genome.
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pubmed:affiliation |
Department of Chemistry and Biochemistry, University of Notre Dame, Indiana, 46556-5670, USA.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Review
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