Abstract
We analyzed 226 strains of Clostridium difficile for the presence of erythromycin ribosomal methylase B (ermB) genes. Forty-four strains (19.4%) carried ermB genes and were resistant to erythromycin. Toxin A and toxin B gene sequences were identified in 81.9% of these 44 strains. Strains of C. difficile that carry ermB genes are common etiologic agents of C. difficile-associated diarrhea.
MeSH terms
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Anti-Bacterial Agents / pharmacology
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Bacterial Proteins
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Bacterial Toxins
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Clindamycin / pharmacology
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Clostridioides difficile / classification
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Clostridioides difficile / drug effects
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Clostridioides difficile / genetics*
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Clostridioides difficile / isolation & purification*
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Diarrhea / microbiology
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Drug Resistance, Bacterial
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Enterotoxins
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Erythromycin / pharmacology
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Genotype
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Hospitals, University*
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Humans
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Methyltransferases / genetics*
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Phenotype
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Time Factors
Substances
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Anti-Bacterial Agents
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Bacterial Proteins
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Bacterial Toxins
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Enterotoxins
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tcdA protein, Clostridium difficile
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toxB protein, Clostridium difficile
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Clindamycin
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Erythromycin
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Methyltransferases
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rRNA (adenosine-O-2'-)methyltransferase