3.2. Bacterial isolation, identification, and antimicrobial
resistance profile
E. coli was isolated from celomic cavity, esophagus, lungs, small
intestine, and cloaca. Clonal relatedness analysis (ERIC-PCR) and
antimicrobial resistance profile confirmed the infection by an identicalE. coli clone. All E. coli strains were ESBL producers and
displayed a resistant profile to human and veterinary broad-spectrum
cephalosporins, tetracyclines, aminoglycosides, sulfonamides,
trimethoprim, and quinolones, remaining susceptible to carbapenems,
cephamycin and monobactams. E. coli strain from lung tissue
sample was selected to WGS analysis and designed as PMPU strain.