TEM-158 (CMT-9), a New Member of the CMT-Type Extended-Spectrum β-Lactamases

TEM-158 (CMT-9), a New Member of the CMT-Type Extended-Spectrum β-Lactamases Evolution of TEM-Type Enzymes: Biochemical and Genetic Characterization of Two New Complex Mutant TEM Enzymes, TEM-151 and TEM-152, from a Single Patient TEM-168, a Heretofore Laboratory-Derived TEM β-Lactamase Variant Found in an Escherichia coli Clinical Isolate E240V Substitution Increases Catalytic Efficiency toward Ceftazidime in a New Natural TEM-Type Extended-Spectrum β-Lactamase, TEM-149, from Enterobacter aerogenes and Serratia marcescens Clinical Isolates 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 Pyrosequencing Using the Single-Nucleotide Polymorphism Protocol for Rapid Determination of TEM- and SHV-Type Extended-Spectrum β-Lactamases in Clinical Isolates and Identification of the Novel β-Lactamase Genes bla _SHV-48 , bla _SHV-105 , and bla _TEM-155 Nationwide Survey of CTX-M-Type Extended-Spectrum β-Lactamases among Klebsiella pneumoniae Isolates in Slovenian Hospitals Extended-Spectrum β-Lactamases of the CTX-M Type Now in Switzerland Spread in an Italian Hospital of a Clonal Acinetobacter baumannii Strain Producing the TEM-92 Extended-Spectrum β-Lactamase Antimicrobial Resistance Testing of Verocytotoxin-Producing Escherichia coli and First Description of TEM-52 Extended-Spectrum β-Lactamase in Serogroup O26