Article
High prevalence of bla CTX-M-55 -carrying Escherichia coli in both ceftiofur-use and non-use pig farms
15 Jul 2025
Abstract excerpt
ABSTRACT The emergence of third-generation cephalosporin-resistant bacteria poses a significant human health hazard worldwide. We aimed to investigate the prevalence of extended-spectrum β-lactamase (ESBL)/AmpC β-lactamase-producing third-generation cephalosporin-resistant Escherichia coli in ceftiofur-use and non-use pig farms. A total of 585 E. coli isolates were collected from pig feces ( n = 354) and farm...
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