Multiclonal Outbreak of Klebsiella pneumoniae Producing Extended-Spectrum β-Lactamase CTX-M-2 and Novel Variant CTX-M-59 in a Neonatal Intensive Care Unit in Brazil

Multiclonal Outbreak of Klebsiella pneumoniae Producing Extended-Spectrum β-Lactamase CTX-M-2 and Novel Variant CTX-M-59 in a Neonatal Intensive Care Unit in Brazil First Report of KPC-2-Producing Klebsiella pneumoniae Strains in Brazil Further Identification of CTX-M-2 Extended-Spectrum β-Lactamase in Pseudomonas aeruginosa Nationwide Survey of CTX-M-Type Extended-Spectrum β-Lactamases among Klebsiella pneumoniae Isolates in Slovenian Hospitals Rapid Dissemination and Diversity of CTX-M Extended-Spectrum β-Lactamase Genes in Commensal Escherichia coli Isolates from Healthy Children from Low-Resource Settings in Latin America Sequencing and Comparative Genomic Analysis of pK29, a 269-Kilobase Conjugative Plasmid Encoding CMY-8 and CTX-M-3 β-Lactamases in Klebsiella pneumoniae New Variant of CTX-M-Type Extended-Spectrum β-Lactamases, CTX-M-71, with a Gly238Cys Substitution in a K lebsiella pneumoniae Isolate from Bulgaria Identification and Characterization of CTX-M-Producing Shigella Isolates in the United States Spread of OXA-48-Positive Carbapenem-Resistant Klebsiella pneumoniae Isolates in Istanbul, Turkey Spread of Extended-Spectrum β-Lactamase CTX-M-Producing Escherichia coli Clinical Isolates in Community and Nosocomial Environments in Portugal