Molecular epidemiology of canine norovirus in dogs from Portugal, 2007–2011

<p>Abstract</p> <p>Background</p> <p>Canine noroviruses (NoVs) have been recently described in south European countries and associated with outbreaks of diarrhea in kennels. Unlike human NoV which are known as an important cause of acute gastroenteritis, little is known...

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Main Authors: Mesquita João, Nascimento Maria São
Format: Article
Language:English
Published: BMC 2012-07-01
Series:BMC Veterinary Research
Subjects:
Online Access:http://www.biomedcentral.com/1746-6148/8/107
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author Mesquita João
Nascimento Maria São
author_facet Mesquita João
Nascimento Maria São
author_sort Mesquita João
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Canine noroviruses (NoVs) have been recently described in south European countries and associated with outbreaks of diarrhea in kennels. Unlike human NoV which are known as an important cause of acute gastroenteritis, little is known about the role of canine NoV as pathogens in dogs as well as its epidemiological features.</p> <p>Results</p> <p>From 2007–2011, 256 stool samples were collected from dogs across Portugal and tested by RT-PCR for canine NoV. Viral fecal shedding was found to be 23% (60/256). All sequences contained the GLPSG amino acid motif characteristic of the RNA-dependent RNA-polymerase gene of NoVs and had a high nucleotide identity (range 98%–100%) to the canine NoV first described in Portugal. The highest shedding rate was detected during the winter months.</p> <p>Conclusions</p> <p>This study shows that canine NoV infection is endemic in the dog population of Portugal. Peak shedding was detected in the winter months, a well-known epidemiologic feature of human NoV infections.</p>
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spelling doaj.art-53de9fdd8d84451f9c2ed381fc1f1ae42022-12-22T01:37:25ZengBMCBMC Veterinary Research1746-61482012-07-018110710.1186/1746-6148-8-107Molecular epidemiology of canine norovirus in dogs from Portugal, 2007–2011Mesquita JoãoNascimento Maria São<p>Abstract</p> <p>Background</p> <p>Canine noroviruses (NoVs) have been recently described in south European countries and associated with outbreaks of diarrhea in kennels. Unlike human NoV which are known as an important cause of acute gastroenteritis, little is known about the role of canine NoV as pathogens in dogs as well as its epidemiological features.</p> <p>Results</p> <p>From 2007–2011, 256 stool samples were collected from dogs across Portugal and tested by RT-PCR for canine NoV. Viral fecal shedding was found to be 23% (60/256). All sequences contained the GLPSG amino acid motif characteristic of the RNA-dependent RNA-polymerase gene of NoVs and had a high nucleotide identity (range 98%–100%) to the canine NoV first described in Portugal. The highest shedding rate was detected during the winter months.</p> <p>Conclusions</p> <p>This study shows that canine NoV infection is endemic in the dog population of Portugal. Peak shedding was detected in the winter months, a well-known epidemiologic feature of human NoV infections.</p>http://www.biomedcentral.com/1746-6148/8/107Canine norovirusDogFecal sheddingWinterSeasonality
spellingShingle Mesquita João
Nascimento Maria São
Molecular epidemiology of canine norovirus in dogs from Portugal, 2007–2011
BMC Veterinary Research
Canine norovirus
Dog
Fecal shedding
Winter
Seasonality
title Molecular epidemiology of canine norovirus in dogs from Portugal, 2007–2011
title_full Molecular epidemiology of canine norovirus in dogs from Portugal, 2007–2011
title_fullStr Molecular epidemiology of canine norovirus in dogs from Portugal, 2007–2011
title_full_unstemmed Molecular epidemiology of canine norovirus in dogs from Portugal, 2007–2011
title_short Molecular epidemiology of canine norovirus in dogs from Portugal, 2007–2011
title_sort molecular epidemiology of canine norovirus in dogs from portugal 2007 2011
topic Canine norovirus
Dog
Fecal shedding
Winter
Seasonality
url http://www.biomedcentral.com/1746-6148/8/107
work_keys_str_mv AT mesquitajoao molecularepidemiologyofcaninenorovirusindogsfromportugal20072011
AT nascimentomariasao molecularepidemiologyofcaninenorovirusindogsfromportugal20072011