Antibiotic Resistance Genes Carried by Commensal <i>Escherichia coli</i> from Shelter Cats in Italy

Antimicrobial resistance is a widespread global health problem. The presence of resistant bacteria and antibiotic resistance genes has been demonstrated not only in humans but also in animals, including pets. Stray cats share the urban environment with people and pets. This may facilitate transmissi...

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Main Authors: Delia Gambino, Francesco Giuseppe Galluzzo, Luca Cicero, Roberta Cirincione, Erika Mannino, Veronica Fiore, Daniela Proverbio, Eva Spada, Giovanni Cassata, Valeria Gargano
Format: Article
Language:English
Published: MDPI AG 2023-11-01
Series:Veterinary Sciences
Subjects:
Online Access:https://www.mdpi.com/2306-7381/10/12/680
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author Delia Gambino
Francesco Giuseppe Galluzzo
Luca Cicero
Roberta Cirincione
Erika Mannino
Veronica Fiore
Daniela Proverbio
Eva Spada
Giovanni Cassata
Valeria Gargano
author_facet Delia Gambino
Francesco Giuseppe Galluzzo
Luca Cicero
Roberta Cirincione
Erika Mannino
Veronica Fiore
Daniela Proverbio
Eva Spada
Giovanni Cassata
Valeria Gargano
author_sort Delia Gambino
collection DOAJ
description Antimicrobial resistance is a widespread global health problem. The presence of resistant bacteria and antibiotic resistance genes has been demonstrated not only in humans but also in animals, including pets. Stray cats share the urban environment with people and pets. This may facilitate transmission of resistant bacteria and resistance genes between stray animals, people and domestic animals. Several studies have investigated the role of stray cats as a fecal carrier of ESBL-producing bacteria. However, there are many genes and resistance mechanisms that can be detected in commensal <i>E. coli</i>, which, because of its genetic plasticity, is considered an indicator for monitoring antibiotic resistance. In this study, rectal swabs were collected from stray cats from colonies and shelters in the city of Monza (Monza Brianza, Italy) to isolate commensal <i>E. coli</i>. Phenotypic tests, such as the minimum inhibitory concentration (MIC) and the double disc test (DDST), and molecular analyses to detect antimicrobial resistance genes (ARGs) were used to study the resistance of these isolates. The results obtained confirm that stray cats can carry ESBL-producing <i>E. coli</i> (6.7%) and genes conferring resistance to other important antibiotic classes such as tetracyclines and sulfonamides.
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spelling doaj.art-6fe0422379034102ab5014c42e2170662023-12-22T14:48:18ZengMDPI AGVeterinary Sciences2306-73812023-11-01101268010.3390/vetsci10120680Antibiotic Resistance Genes Carried by Commensal <i>Escherichia coli</i> from Shelter Cats in ItalyDelia Gambino0Francesco Giuseppe Galluzzo1Luca Cicero2Roberta Cirincione3Erika Mannino4Veronica Fiore5Daniela Proverbio6Eva Spada7Giovanni Cassata8Valeria Gargano9Istituto Zooprofilattico Sperimentale della Sicilia “A. Mirri”, 90129 Palermo, ItalyIstituto Zooprofilattico Sperimentale della Sicilia “A. Mirri”, 90129 Palermo, ItalyIstituto Zooprofilattico Sperimentale della Sicilia “A. Mirri”, 90129 Palermo, ItalyIstituto Zooprofilattico Sperimentale della Sicilia “A. Mirri”, 90129 Palermo, ItalyIstituto Zooprofilattico Sperimentale della Sicilia “A. Mirri”, 90129 Palermo, ItalyIstituto Zooprofilattico Sperimentale della Sicilia “A. Mirri”, 90129 Palermo, ItalyDepartment of Veterinary Medicine and Animal Sciences (DIVAS), University of Milan, 26900 Lodi, ItalyDepartment of Veterinary Medicine and Animal Sciences (DIVAS), University of Milan, 26900 Lodi, ItalyIstituto Zooprofilattico Sperimentale della Sicilia “A. Mirri”, 90129 Palermo, ItalyIstituto Zooprofilattico Sperimentale della Sicilia “A. Mirri”, 90129 Palermo, ItalyAntimicrobial resistance is a widespread global health problem. The presence of resistant bacteria and antibiotic resistance genes has been demonstrated not only in humans but also in animals, including pets. Stray cats share the urban environment with people and pets. This may facilitate transmission of resistant bacteria and resistance genes between stray animals, people and domestic animals. Several studies have investigated the role of stray cats as a fecal carrier of ESBL-producing bacteria. However, there are many genes and resistance mechanisms that can be detected in commensal <i>E. coli</i>, which, because of its genetic plasticity, is considered an indicator for monitoring antibiotic resistance. In this study, rectal swabs were collected from stray cats from colonies and shelters in the city of Monza (Monza Brianza, Italy) to isolate commensal <i>E. coli</i>. Phenotypic tests, such as the minimum inhibitory concentration (MIC) and the double disc test (DDST), and molecular analyses to detect antimicrobial resistance genes (ARGs) were used to study the resistance of these isolates. The results obtained confirm that stray cats can carry ESBL-producing <i>E. coli</i> (6.7%) and genes conferring resistance to other important antibiotic classes such as tetracyclines and sulfonamides.https://www.mdpi.com/2306-7381/10/12/680<i>Escherichia coli</i>antimicrobial resistancestray cats
spellingShingle Delia Gambino
Francesco Giuseppe Galluzzo
Luca Cicero
Roberta Cirincione
Erika Mannino
Veronica Fiore
Daniela Proverbio
Eva Spada
Giovanni Cassata
Valeria Gargano
Antibiotic Resistance Genes Carried by Commensal <i>Escherichia coli</i> from Shelter Cats in Italy
Veterinary Sciences
<i>Escherichia coli</i>
antimicrobial resistance
stray cats
title Antibiotic Resistance Genes Carried by Commensal <i>Escherichia coli</i> from Shelter Cats in Italy
title_full Antibiotic Resistance Genes Carried by Commensal <i>Escherichia coli</i> from Shelter Cats in Italy
title_fullStr Antibiotic Resistance Genes Carried by Commensal <i>Escherichia coli</i> from Shelter Cats in Italy
title_full_unstemmed Antibiotic Resistance Genes Carried by Commensal <i>Escherichia coli</i> from Shelter Cats in Italy
title_short Antibiotic Resistance Genes Carried by Commensal <i>Escherichia coli</i> from Shelter Cats in Italy
title_sort antibiotic resistance genes carried by commensal i escherichia coli i from shelter cats in italy
topic <i>Escherichia coli</i>
antimicrobial resistance
stray cats
url https://www.mdpi.com/2306-7381/10/12/680
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