Two New dfr Genes in Trimethoprim-Resistant Integron-Negative Escherichia coli Isolates

Two New dfr Genes in Trimethoprim-Resistant Integron-Negative Escherichia coli Isolates Identification of a Novel Trimethoprim Resistance Gene, dfrK , in a Methicillin-Resistant Staphylococcus aureus ST398 Strain and Its Physical Linkage to the Tetracycline Resistance Gene tet (L) Identification of a Plasmid-Borne Resistance Gene Cluster Comprising the Resistance Genes erm (T), dfrK , and tet (L) in a Porcine Methicillin-Resistant Staphylococcus aureus ST398 Strain Identification of the Novel dfrK -Carrying Transposon Tn 559 in a Porcine Methicillin-Susceptible Staphylococcus aureus ST398 Strain Novel Complex Class 1 Integron Bearing an IS CR1 Element in an Escherichia coli Isolate Carrying the bla _CTX-M-14 Gene The Macrolide Resistance Genes erm (B) and mef (E) Are Carried by Tn 2010 in Dual-Gene Streptococcus pneumoniae Isolates Belonging to Clonal Complex CC271 First Report of Plasmid-Mediated qnrA1 in a Ciprofloxacin-Resistant Escherichia coli Strain in Latin America First Report of the Multidrug Resistance Gene cfr and the Phenicol Resistance Gene fexA in a Bacillus Strain from Swine Feces bla _CTX-M Genes in Escherichia coli Strains from Croatian Hospitals Are Located in New ( bla _CTX-M-3a ) and Widely Spread ( bla _CTX-M-3a and bla _CTX-M-15 ) Genetic Structures Plasmid-Mediated Quinolone Resistance Pump QepA2 in an Escherichia coli Isolate from France