Presence and Characterization of Zoonotic Bacterial Pathogens in Wild Boar Hunting Dogs (<i>Canis lupus familiaris</i>) in Tuscany (Italy)

Domestic dogs (<i>Canis lupus familiaris</i>) used for wild boar (<i>Sus scrofa</i>) hunting may represent incidental hosts for several zoonotic pathogens. This investigation aimed to evaluate the presence of anti-<i>Leptospira</i> antibodies and the occurrence, a...

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Main Authors: Giovanni Cilia, Filippo Fratini, Barbara Turchi, Valentina Virginia Ebani, Luca Turini, Stefano Bilei, Teresa Bossù, Maria Laura De Marchis, Domenico Cerri, Fabrizio Bertelloni
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Animals
Subjects:
Online Access:https://www.mdpi.com/2076-2615/11/4/1139
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author Giovanni Cilia
Filippo Fratini
Barbara Turchi
Valentina Virginia Ebani
Luca Turini
Stefano Bilei
Teresa Bossù
Maria Laura De Marchis
Domenico Cerri
Fabrizio Bertelloni
author_facet Giovanni Cilia
Filippo Fratini
Barbara Turchi
Valentina Virginia Ebani
Luca Turini
Stefano Bilei
Teresa Bossù
Maria Laura De Marchis
Domenico Cerri
Fabrizio Bertelloni
author_sort Giovanni Cilia
collection DOAJ
description Domestic dogs (<i>Canis lupus familiaris</i>) used for wild boar (<i>Sus scrofa</i>) hunting may represent incidental hosts for several zoonotic pathogens. This investigation aimed to evaluate the presence of anti-<i>Leptospira</i> antibodies and the occurrence, antimicrobial resistance, and virulence of <i>Salmonella</i> spp., <i>Yersinia enterocolitica</i>, and <i>Listeria monocytogenes</i> in sera and rectal swabs collected from 42 domestic hunting dogs in the Tuscany region (Italy). Regarding <i>Leptospira</i>, 31 out of 42 serum samples (73.8%) were positive and serogroup Pomona was the most detected (71.4%) at titers between 1:100 and 1:400. Four <i>Salmonella</i> isolates (9.52%) were obtained, all belonging to serotype Infantis; two of them showed antimicrobial resistance to streptomycin, while <i>pipB</i> and <i>sopE</i> presence was assessed in all but one isolate. Concerning <i>Yersinia enterocolitica</i>, seven isolates (16.7%) were obtained, six belonging to biotype 1 and one to biotype 4. Resistance to amoxicillin–clavulanic acid, cephalothin, and ampicillin was detected. Biotype 4 presented three of the virulence genes searched (<i>ystA</i>, <i>ystB</i>, <i>inv</i>), while isolates of biotype 1 showed only one gene. No <i>Listeria monocytogenes</i> was isolated from dog rectal swabs. The results suggest that hunting dogs are exposed to different bacterial zoonotic agents, potentially linked to their work activity, and highlight the possible health risks for humans.
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spelling doaj.art-59d6209812ea476099a53aa29c01e5ae2023-11-21T15:49:49ZengMDPI AGAnimals2076-26152021-04-01114113910.3390/ani11041139Presence and Characterization of Zoonotic Bacterial Pathogens in Wild Boar Hunting Dogs (<i>Canis lupus familiaris</i>) in Tuscany (Italy)Giovanni Cilia0Filippo Fratini1Barbara Turchi2Valentina Virginia Ebani3Luca Turini4Stefano Bilei5Teresa Bossù6Maria Laura De Marchis7Domenico Cerri8Fabrizio Bertelloni9Department of Veterinary Sciences, University of Pisa, Viale delle Piagge 2, 56124 Pisa, ItalyDepartment of Veterinary Sciences, University of Pisa, Viale delle Piagge 2, 56124 Pisa, ItalyDepartment of Veterinary Sciences, University of Pisa, Viale delle Piagge 2, 56124 Pisa, ItalyDepartment of Veterinary Sciences, University of Pisa, Viale delle Piagge 2, 56124 Pisa, ItalyDepartment of Veterinary Sciences, University of Pisa, Viale delle Piagge 2, 56124 Pisa, ItalyIstituto Zooprofilattico Sperimentale del Lazio e della Toscana M. Aleandri, 00178 Rome, ItalyIstituto Zooprofilattico Sperimentale del Lazio e della Toscana M. Aleandri, 00178 Rome, ItalyIstituto Zooprofilattico Sperimentale del Lazio e della Toscana M. Aleandri, 00178 Rome, ItalyDepartment of Veterinary Sciences, University of Pisa, Viale delle Piagge 2, 56124 Pisa, ItalyDepartment of Veterinary Sciences, University of Pisa, Viale delle Piagge 2, 56124 Pisa, ItalyDomestic dogs (<i>Canis lupus familiaris</i>) used for wild boar (<i>Sus scrofa</i>) hunting may represent incidental hosts for several zoonotic pathogens. This investigation aimed to evaluate the presence of anti-<i>Leptospira</i> antibodies and the occurrence, antimicrobial resistance, and virulence of <i>Salmonella</i> spp., <i>Yersinia enterocolitica</i>, and <i>Listeria monocytogenes</i> in sera and rectal swabs collected from 42 domestic hunting dogs in the Tuscany region (Italy). Regarding <i>Leptospira</i>, 31 out of 42 serum samples (73.8%) were positive and serogroup Pomona was the most detected (71.4%) at titers between 1:100 and 1:400. Four <i>Salmonella</i> isolates (9.52%) were obtained, all belonging to serotype Infantis; two of them showed antimicrobial resistance to streptomycin, while <i>pipB</i> and <i>sopE</i> presence was assessed in all but one isolate. Concerning <i>Yersinia enterocolitica</i>, seven isolates (16.7%) were obtained, six belonging to biotype 1 and one to biotype 4. Resistance to amoxicillin–clavulanic acid, cephalothin, and ampicillin was detected. Biotype 4 presented three of the virulence genes searched (<i>ystA</i>, <i>ystB</i>, <i>inv</i>), while isolates of biotype 1 showed only one gene. No <i>Listeria monocytogenes</i> was isolated from dog rectal swabs. The results suggest that hunting dogs are exposed to different bacterial zoonotic agents, potentially linked to their work activity, and highlight the possible health risks for humans.https://www.mdpi.com/2076-2615/11/4/1139<i>Leptospira</i><i>Salmonella</i><i>Yersinia</i><i>Listeria</i>zoonoseshunting dogs
spellingShingle Giovanni Cilia
Filippo Fratini
Barbara Turchi
Valentina Virginia Ebani
Luca Turini
Stefano Bilei
Teresa Bossù
Maria Laura De Marchis
Domenico Cerri
Fabrizio Bertelloni
Presence and Characterization of Zoonotic Bacterial Pathogens in Wild Boar Hunting Dogs (<i>Canis lupus familiaris</i>) in Tuscany (Italy)
Animals
<i>Leptospira</i>
<i>Salmonella</i>
<i>Yersinia</i>
<i>Listeria</i>
zoonoses
hunting dogs
title Presence and Characterization of Zoonotic Bacterial Pathogens in Wild Boar Hunting Dogs (<i>Canis lupus familiaris</i>) in Tuscany (Italy)
title_full Presence and Characterization of Zoonotic Bacterial Pathogens in Wild Boar Hunting Dogs (<i>Canis lupus familiaris</i>) in Tuscany (Italy)
title_fullStr Presence and Characterization of Zoonotic Bacterial Pathogens in Wild Boar Hunting Dogs (<i>Canis lupus familiaris</i>) in Tuscany (Italy)
title_full_unstemmed Presence and Characterization of Zoonotic Bacterial Pathogens in Wild Boar Hunting Dogs (<i>Canis lupus familiaris</i>) in Tuscany (Italy)
title_short Presence and Characterization of Zoonotic Bacterial Pathogens in Wild Boar Hunting Dogs (<i>Canis lupus familiaris</i>) in Tuscany (Italy)
title_sort presence and characterization of zoonotic bacterial pathogens in wild boar hunting dogs i canis lupus familiaris i in tuscany italy
topic <i>Leptospira</i>
<i>Salmonella</i>
<i>Yersinia</i>
<i>Listeria</i>
zoonoses
hunting dogs
url https://www.mdpi.com/2076-2615/11/4/1139
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