Abstract
The satA gene encoding streptogramin A resistance was detected in virginiamycin-resistant Enterococcus faecium isolates from pigs and broilers. The satA gene was present in 22 of 89 (25%) virginiamycin-resistant E. faecium isolates. It was shown that the satA gene and other gene(s) encoding streptogramin resistance could be transferred between isogenic E. faecium strains at frequencies ranging from 2.3 x 10(-4) to 2.2 x 10(-3) transconjugants per donor.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Acetyltransferases / genetics*
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Animals
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Anti-Bacterial Agents / pharmacology*
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Bacterial Proteins*
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Base Sequence
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Chickens / microbiology
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Conjugation, Genetic*
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Drug Resistance, Microbial / genetics*
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Electrophoresis
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Electrophoresis, Gel, Pulsed-Field
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Enterococcus faecium / drug effects*
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Enterococcus faecium / genetics*
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Enterococcus faecium / isolation & purification
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Intestines / microbiology
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Meat / microbiology
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Microbial Sensitivity Tests
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Molecular Sequence Data
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Plasmids / genetics
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Polymerase Chain Reaction / methods
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Sequence Analysis, DNA
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Swine / microbiology
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Virginiamycin / pharmacology*
Substances
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Anti-Bacterial Agents
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Bacterial Proteins
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Virginiamycin
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Acetyltransferases
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streptogramin A acetyltransferase, Enterococcus faecium