Publication

Captive Green Iguana Carries Diarrheagenic Escherichia coli Pathotypes

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  • 05/22/2025
Type of Material
Authors
    Gerardo Uriel Bautista-Trujillo, Universidad Autónoma de ChiapasFederico Antonio Gutierrez-Miceli, Instituto Tecnológico de Tuxtla GutiérrezLeonel Mandujano-Garcia, Universidad Autónoma de ChiapasMaria Angela Oliva-Llaven, Universidad Autónoma de ChiapasCarlos Ibarra-Martinez, Universidad Autónoma de ChiapasPaula Mendoza-Nazar, Universidad Autónoma de ChiapasBenigno Ruiz-Sesma, Universidad Autónoma de ChiapasCarlos Tejeda-Cruz, Universidad Autónoma de ChiapasLiset Candelaria Perez-Vazquez, Univ Ciencias & Artes ChiapasJesus Eduardo Perez-Batrez, Universidad de Ciencias y Artes de ChiapasJorge Vidal Graniel, Emory UniversityJavier Gutierrez-Jimenez, Universidad de Ciencias y Artes de Chiapas
Language
  • English
Date
  • 2020-02-26
Publisher
  • Frontiers Media
Publication Version
Copyright Statement
  • © 2020 Bautista-Trujillo, Gutiérrez-Miceli, Mandujano-García, Oliva-Llaven, Ibarra-Martínez, Mendoza-Nazar, Ruiz-Sesma, Tejeda-Cruz, Pérez-Vázquez, Pérez-Batrez, Vidal and Gutiérrez-Jiménez.
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Final Published Version (URL)
Title of Journal or Parent Work
Volume
  • 7
Start Page
  • 99
End Page
  • 99
Grant/Funding Information
  • Financial support was partially granted to JG-J by the Program for Strengthening Educational Quality of the University of Science and Arts of the State of Chiapas (grant number C/PFCE-2016-07MSU0002G-13-43).
Abstract
  • The green iguana appears to be a carrier for bacteria causing gastrointestinal infections in humans. The presence of diarrheagenic E. coli (DEC) pathotypes, however, has not been studied in this reptile. The aim of the current work was to investigate the prevalence of DEC in the intestines of 240 captive green iguanas, their phylogenetic groups, and the antibiotic susceptibility profile. E. coli strains were isolated from 41.7% (N = 100/240) of the intestinal content of green iguanas. DEC strains was identified in 25.9% of the screened population and were detected in the majority (62%, p = 0.009) of those reptiles carrying E. coli strains. Among DEC strains, STEC strains carrying the stx1 gene were the most prevalent pathotype isolated (38.7%), followed by EAEC and ETEC (27.4% each). Genetic markers of DEC strains belonging to the EHEC pathotype were not detected. More than a half of DEC strains were classified into the Clade I-II phylogroup (64.5%), followed by the phylogroup A (14.5%). The antibiotic susceptibility method demonstrated that a high proportion of DEC strains were resistance, or non-susceptible, to carbenicillin, amikacin, and ampicillin. We conclude that the green iguana kept in captivity is a carrier of DEC strains bearing resistance to first-line antibiotics, including penicillins. Given the increase presence of the green iguana in Latin American households, these reptiles represent a potential source of transmission to susceptible humans and therefore a potential source of gastrointestinal disease.
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Keywords
Research Categories
  • Biology, Genetics
  • Biology, Veterinary Science

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