Detection of a <i>bla</i> _SHV Extended-Spectrum β-Lactamase in <i>Salmonella enterica</i> Serovar Newport MDR-AmpC

Abstract

Salmonella enterica serovar Newport MDR-AmpC expressing TEM-1b and extended-spectrum beta-lactamase SHV-12 was isolated from affected animals during an outbreak of salmonellosis that led to a 3-month closure of one of the largest equine hospitals in the United States.