Brian D Johnston

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BACKGROUND Escherichia coli sequence type ST131 (O25:H4), associated with the CTX-M-15 extended-spectrum beta-lactamase, has emerged internationally as a multidrug-resistant pathogen but has received(More)
BACKGROUND The worldwide prevalence of extended-spectrum β-lactamase (ESBL)-producing Enterobacteriaceae is increasing rapidly both in hospitals and in the community. A connection between(More)
We assessed Escherichia coli ST131 and its H30 and H30-Rx subclones for virulence genes, antimicrobial resistance, and extended-spectrum beta-lactamase (ESBL) type. Although both subclones were(More)