Key Findings

The study developed and validated a dHPLC-based method for rapid genotyping of CTX-M extended-spectrum beta-lactamases, identifying various bla CTX-M alleles such as CTX-M-1, CTX-M-2, CTX-M-3, CTX-M-5, CTX-M-9, CTX-M-12, CTX-M-13, CTX-M-14, CTX-M-15, CTX-M-25, and CTX-M-26.