Plasmid-Mediated Resistance to Cephalosporins in Salmonella enterica Serovar Typhi

Plasmid-Mediated Resistance to Cephalosporins in Salmonella enterica Serovar Typhi IncI1 Plasmid Carrying Extended-Spectrum-β-Lactamase Gene bla _CTX-M-1 in Salmonella enterica Isolates from Poultry and Humans in France, 2003 to 2008 Novel Plasmid-Encoded Ceftazidime-Hydrolyzing CTX-M-53 Extended-Spectrum β-Lactamase from Salmonella enterica Serotypes Westhampton and Senftenberg Chromosomal Integration of the Extended-Spectrum β-Lactamase Gene bla _CTX-M-15 in Salmonella enterica Serotype Concord Isolates from Internationally Adopted Children CMY-31 and CMY-36 Cephalosporinases Encoded by ColE1-Like Plasmids Identification and Characterization of CTX-M-Producing Shigella Isolates in the United States Plasmid-Mediated Quinolone Resistance Pump QepA2 in an Escherichia coli Isolate from France Characterization of the Plasmid-Borne Quinolone Resistance Gene qnrB19 in S almonella enterica Serovar Typhimurium Nationwide Survey of CTX-M-Type Extended-Spectrum β-Lactamases among Klebsiella pneumoniae Isolates in Slovenian Hospitals Identification of the Aminoglycoside Resistance Determinants armA and rmtC among Non-Typhi Salmonella Isolates from Humans in the United States