Unidad Mazatlan en Acuicultura y Manejo Ambiental 1 article published in JoVE Genetics Characterization of a Pathogenic Escherichia coli Strain Derived from Oreochromis spp. Farms Using Whole-Genome Sequencing José Antonio Magaña-Lizárraga1, Bruno Gómez-Gil2, Julissa Enciso-Ibarra2, María Elena Báez-Flores1 1Unidad de Investigaciones en Salud Pública “Dra. Kaethe Willms”, Facultad de Ciencias Químico Biológicas, Universidad Autónoma de Sinaloa, 2Centro de Investigación en Alimentación y Desarrollo, A. C. (CIAD), Unidad Mazatlán en Acuicultura y Manejo Ambiental The feasibility of whole-genome sequencing (WGS) strategies using benchtop instruments has simplified the genome interrogation of every microbe of public health relevance in a lab setting. A methodological adaptation of the workflow for bacterial WGS is described and a bioinformatics pipeline for analysis is also presented.