… antimicrobial resistance profiles, distribution of class 1 and 2 integrons and integron-associated
gene … with a set of specific primers: Integron CL (for integron 1) and Integron CL JJ (for …

… of antimicrobial resistance genes and to be selected by … of integrons in acquiring
antibiotic-resistant gene cassettes on the … the antibiotic resistance and the frequency of class 1 and …

… the prevalence of these genetic components in UPEC isolates … of class 1 integrons and their
associated antibiotic resistance … Figure 1 presents the searching procedure to select eligible …

… class 1 integrons are widely distributed among MDR-UPEC strains in Mexico, which may
directly or indirectly contribute to the selection of … spread of antibiotic resistance genes, thereby …

… spread of drug resistance genes among clinical isolates. Class 1 integrons structurally consist
of three core elements: an integrase gene (intI1), catalyzing site-specific recombination, a …

… frames through site-specific recombination and convert them … antibiotic resistance cassettes
in class 1 integrons carried in … in pathogenicity is due to the acquisition of virulence genes. …

… integron-mediated antibiotic resistance in the selected isolates. Class 1 integron cassettes
were confirmed in 12 E… to a high level of enrofloxacin with cvaC and iutA virulence factors. The …

… coli colonies were selected and maintained as pure cultures on Luria–Bertani (LB) agar slants
… studies have indicated that the prevalence of virulence genes in commensal strains of E. …

… from fecal swabs of virulence genes of plasmid origin … with high resistance to first‑line antibiotics
and class 1 integrons, … of virulence factors define pathotypes, which are specific of a type …

… a genetic relatedness among the isolates. This study thus depicts very high incidence of
multidrug resistance and class 1 integrons in … A total of 81 MDR isolates selected from 8 different …