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Updated: Jun 14, 2026

Isolation and Identification of Waterborne Antibiotic-Resistant Bacteria and Molecular Characterization of their Antibiotic Resistance Genes
Published on: March 3, 2023
Identification of diverse antimicrobial resistance determinants carried on bacterial, plasmid, or viral metagenomes
Larissa C Parsley1, Erin J Consuegra, Kavita S Kakirde
1Department of Biological Sciences, Auburn University, 120 W. Samford Ave., Auburn, AL 36849, USA.
Abstract:
Using both sequence- and function-based metagenomic approaches, multiple antibiotic resistance determinants were identified within metagenomic libraries constructed from DNA extracted from bacterial chromosomes, plasmids, or viruses within an activated sludge microbial assemblage. Metagenomic clones and a plasmid that in Escherichia coli expressed resistance to chloramphenicol, ampicillin, or kanamycin were isolated, with many cloned DNA sequences lacking any significant homology to known antibiotic resistance determinants.
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