… We conducted a survey of extended-spectrum β-lactamases (ESBLs) among 16 805
Escherichia coli and 9794 Klebsiella pneumoniae clinical isolates recovered from 196 separate …

… to βlactams, particularly in gram-negative bacteria, is the production of extended spectrum
βlactamases (… The present study was performed on clinical isolates of Enterobacteriaceae to …

… In the present study, ESBL production among Enterobacteriaceae clinical isolates was …
Moreover, higher rates (52.49%) of ESBL production among Enterobacteriaceae clinical isolates …

… 62 isolates (30.5%) were susceptible to all β-lactams; 2) 135 … β-lactamases with isolectric
points of 5.4 or 7.6 for isolates … ESBL isolates; 5.4, 7.6 and∼ 9.0 for the remaining ESBL isolate; …

… To determine the prevalence and genotypes of extended-spectrum beta-lactamases (ESBLs)
among clinical isolates of Klebsiella pneumoniae and Escherichia coli, we performed …

… One hundred and nine extended-spectrum β-lactamase (ESBL)-producing Enterobacteriaceae
isolates from five geographically distant health institutions in Portugal were studied. …

… [8,12] In the present study, the MIC of the isolates that … isolates had an MIC of 256 μg/ml,
and these clinical isolates were from the pyogenic infection, but the MIC of the urinary isolates …

… of AmpC β-lactamase, which can be generated by chromosomal plasmid genes. Of the 384
clinical isolates of K. pneumoniae, 101 randomly selected isolates were screened for ESBL …

… MBL production is a significant problem in hospital isolates of P. aeruginosa. With increasing
isolation of extended β lactamase producing isolates in hospital setting, necessitating the …

… MBL production in clinical isolates of E. coli and K. pneumoniae from Nepal. We have therefore
undertaken this study to ascertain the incidence of MBL production in clinical isolates of E…