The KQ Element, a Complex Genetic Region Conferring Transferable Resistance to Carbapenems, Aminoglycosides, and Fluoroquinolones in Klebsiella pneumoniae

The KQ Element, a Complex Genetic Region Conferring Transferable Resistance to Carbapenems, Aminoglycosides, and Fluoroquinolones in Klebsiella pneumoniae Presence of Plasmid-Mediated Quinolone Resistance in Klebsiella pneumoniae Isolates Possessing bla _KPC in the United States IS Ecp1 -Mediated Transposition of qnrB -Like Gene in Escherichia coli Complete Nucleotide Sequence of Klebsiella pneumoniae Multidrug Resistance Plasmid pKP048, Carrying bla _KPC-2 , bla _DHA-1 , qnrB4 , and armA Plasmid-Mediated qnrB2 and Carbapenemase Gene bla _KPC-2 Carried on the Same Plasmid in Carbapenem-Resistant Ciprofloxacin-Susceptible Enterobacter cloacae Isolates Genetic Organization of Transposase Regions Surrounding bla _KPC Carbapenemase Genes on Plasmids from Klebsiella Strains Isolated in a New York City Hospital Characterization of the Plasmid-Borne Quinolone Resistance Gene qnrB19 in S almonella enterica Serovar Typhimurium Genetic Structures at the Origin of Acquisition of the β-Lactamase bla _KPC Gene Association of QnrB Determinants and Production of Extended-Spectrum β-Lactamases or Plasmid-Mediated AmpC β-Lactamases in Clinical Isolates of Klebsiella pneumoniae Novel Genetic Environment of the Carbapenem-Hydrolyzing β-Lactamase KPC-2 among Enterobacteriaceae in China