Abstract
bla(SHV) genes from Escherichia coli and Salmonella enterica isolates from chicken (n = 19) and pork (n = 1) were identified as bla(SHV-2) (n = 5) or bla(SHV-2a) (n = 15). Eighteen were on plasmids of the incI1 (n = 15), incP (n = 2), and incFIB (n = 1) incompatibility groups. These plasmids were all transferable by conjugation between E. coli and S. enterica.
Publication types
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Comparative Study
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Research Support, Non-U.S. Gov't
MeSH terms
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Animals
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Base Sequence
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Canada
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Chickens / microbiology*
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Conjugation, Genetic
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DNA Primers / genetics
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Data Collection
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Escherichia coli / enzymology*
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Escherichia coli / genetics
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Molecular Sequence Data
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Plasmids / genetics*
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Polymerase Chain Reaction / veterinary
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Restriction Mapping
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Salmonella enterica / enzymology*
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Salmonella enterica / genetics
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Sequence Analysis, DNA / veterinary
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Swine / microbiology*
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beta-Lactamases / genetics*
Substances
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DNA Primers
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beta-Lactamases