Novel Complex Class 1 Integron Bearing an IS CR1 Element in an Escherichia coli Isolate Carrying the bla _CTX-M-14 Gene

Novel Complex Class 1 Integron Bearing an IS CR1 Element in an Escherichia coli Isolate Carrying the bla _CTX-M-14 Gene 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 First Report of Plasmid-Mediated qnrA1 in a Ciprofloxacin-Resistant Escherichia coli Strain in Latin America Complex Class 1 Integrons with Diverse Variable Regions, Including aac ( 6 ′)- Ib - cr , and a Novel Allele, qnrB10 , Associated with IS CR1 in Clinical Enterobacterial Isolates from Argentina Characterization of an Integron Carrying bla _IMP-1 and a New Aminoglycoside Resistance Gene, aac(6′)-31 , and Its Dissemination among Genetically Unrelated Clinical Isolates in a Brazilian Hospital Two New dfr Genes in Trimethoprim-Resistant Integron-Negative Escherichia coli Isolates Chromosomal Integration of the Extended-Spectrum β-Lactamase Gene bla _CTX-M-15 in Salmonella enterica Serotype Concord Isolates from Internationally Adopted Children IS Ecp1 -Mediated Transposition of qnrB -Like Gene in Escherichia coli 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 Metallo-β-Lactamase Gene bla _IMP-15 in a Class 1 Integron, In 95 , from Pseudomonas aeruginosa Clinical Isolates from a Hospital in Mexico