Key Findings

The study identified the prevalence of beta-lactamase genes, including bla CTX-M-1, bla CTX-M-9, bla KPC, bla VIM, bla OXA-48, and bla NDM, in Enterobacteriaceae isolates from Italy. It highlighted the increasing spread of CTX-M-type enzymes and KPC-carbapenemase among outpatients.