… data for clinical isolates. It highlights the factors that determine whether a β-lactamase can
… extent to which routine tests reffect β-lactamase-mediated resistance, and how susceptibility …

… 120 β-lactamases have been detected in … lactamases identified in clinical isolates of P.
aeruginosa, with a particular focus on AmpC-type β-lactamases, extended-spectrum β-lactamases…

… beta-lactamase enzymes in clinical isolates of P. aeruginosa. Methodology: A total of 202
clinical isolates … AmpC beta-lactamase, extended spectrum betalactamase (ESBL) and metallo …

… Forty clinical isolates of Escherichia coli and 141 isolates of Klebsiella pneumoniae that …
-lactamase (ESBL)-producing isolates testing resistant by National Committee for Clinical …

… were examined by IEF to determine their β-lactamase profiles and by … isolates contained
β-lactamases consistent with TEM or SHV as defined in this study. The three remaining isolates …

… lactamases and derepressed mutants. The present study was done to detect β-lactamase
production in clinical isolates … ESBLs, AmpC β-lactamases (both inducible and hyperproducers …

… Metallo-β lactamase gene blaIMP-15 in a class 1 integron, In95, from Pseudomonas
aeruginosa clinical isolates from a hospital in Mexico. Antimicrob Agents Chemother 2008;52:2943-…

A clinical isolate of Serratia marcescens (TN9106) produced a metallo beta-lactamase (IMP-1)
which conferred resistance to imipenem and broad-spectrum beta-lactams. The blaIMP …

… β-lactamases (ESBL) and AmpC βlactamases in gram negative clinical isolates from four …
-dimensional extraction method and AmpC disk test for AmpC β-lactamases. A total of 272 …

… 6,421 consecutive, nonduplicate clinical isolates of aerobically … From these isolates, 746
screen-positive isolates (11.6%) … all gram-negative isolates, transferable AmpC β-lactamases in …