Drug resistance phenotypes and genotypes in Mexico in representative gram-negative species: Results from the infivar network

Aim This report presents phenotypic and genetic data on the prevalence and characteristics of extended-spectrum β-lactamases (ESBLs) and representative carbapenemases-producing Gram-negative species in Mexico. Material and methods A total of 52 centers participated, 43 hospital-based laboratories and 9 external laboratories. The distribution of antimicrobial resistance data for Escherichia coli , Klebsiella pneumoniae , Enterobacter cloacae...