… β-lactam resistance determinants. This review summarizes the β-lactamases identified in
clinical isolates … -type β-lactamases, extended-spectrum β-lactamases, and carbapenemases. …

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

… -lactamase profiles and by PCR to determine the presence of bla TEM … isolates contained
β-lactamases consistent with TEM or SHV as defined in this study. The three remaining isolates …

… -lactam antibiotics. It is also not unusual to find a single isolate that expresses multiple βlactamase …
-lactamase enzymes in clinical isolates of P. aeruginosa. Methodology: A total of 202 …

… 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-…

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

… AmpC β-lactamases are limited because these organisms are usually resistant to all the β-lactam …
Six families of plasmid-mediated AmpC β-lactamases have been identified, but no …

… β-lactamases such as extended-spectrum β-lactamases (ESBLs), transferable AmpC β-lactamases…
which 6,421 consecutive, nonduplicate clinical isolates of aerobically growing gram-…

… These isolates are susceptible to clavulanic acid-β-lactam … investigated ESBLs from
clinical isolates of Enterobacter spp… -producing isolates of Enterobacter strains with β-lactamase …

… With the occurrence of extended-spectrum β-lactamases (ESBLs) in Pseudomonas … to
detect ESBLs in clinical isolates of P. aeruginosa. In our study, a total of 75 clinical isolates of P. …