Molecular identification of Salmonella Typhimurium and Enteritidis in guinea pigs at first parturition by multiplex PCR

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The aim of the study was to identify serotypes of suspicious isolates of Salmonella spp from breeding guinea pigs in samples collected within the first week of parturition to detect animals carrying the bacteria. The guinea pigs were clinically normal and reared in a commercial farm in Pachacamac, L...

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Autores: Chero O., Ana, Rosadio A., Raúl, Marcelo M., Geraldine, Díaz O., Gerardo, Jiménez A., Ronald, Castro G., Yenny, Maturrano H., Lenin
Formato: artículo
Fecha de Publicación:2017
Institución:Universidad Nacional Mayor de San Marcos
Repositorio:Revistas - Universidad Nacional Mayor de San Marcos
Lenguaje:español
OAI Identifier:oai:ojs.csi.unmsm:article/13288
Enlace del recurso:https://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/13288
Nivel de acceso:acceso abierto
Materia:guinea pigs
females at first parturition
Salmonella
multiplex PCR
cuyes
reproductoras primerizas
PCR múltiple
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spelling Molecular identification of Salmonella Typhimurium and Enteritidis in guinea pigs at first parturition by multiplex PCRIdentificación Molecular de Salmonella Typhimurium en Cuyes al Primer Parto mediante la Técnica de PCR MúltipleChero O., AnaRosadio A., RaúlMarcelo M., GeraldineDíaz O., GerardoJiménez A., RonaldCastro G., YennyMaturrano H., Leninguinea pigsfemales at first parturitionSalmonellamultiplex PCRcuyesreproductoras primerizasSalmonellaPCR múltipleThe aim of the study was to identify serotypes of suspicious isolates of Salmonella spp from breeding guinea pigs in samples collected within the first week of parturition to detect animals carrying the bacteria. The guinea pigs were clinically normal and reared in a commercial farm in Pachacamac, Lima, Peru. The farm was free of Salmonella outbreaks in the last four years. A total of 272 paired samples consisting in rectal and vaginal swabs per animal were collected and analyzed using standardized microbiological protocols. The DNA was extracted from suspected isolates of Salmonella sp and then these samples were analyzed by multiplex PCR to detect the presence of invA, prot6E and fliC genes which are specific for Salmonella spp, Salmonella Enteritidis and Salmonella Typhimurium respectively. Eight animals (12 swabs) were positive to Salmonella spp. All 12 isolates amplified invA (Salmonella spp), 10 of them amplified the fliC gene (Salmonella Typhimurium) and none the prot6E gene (Salmonella Enteritidis). The results confirmed Salmonella Typhimurium as the predominant pathogen in breeding guinea pigs at first parturition in the commercial farm.El estudio tuvo por objetivo identificar el serotipo de los aislados sospechosos de Salmonella spp de cuyes reproductoras en muestras recolectadas dentro de la semana del primer parto con el fin de detectar animales portadores de la bacteria. Los cuyes se encontraban clínicamente sanos y provenían de un criadero comercial de la zona de Pachacamac, Lima, Perú, sin registro de brote de salmonelosis desde hace cuatro años. Se evaluaron 272 muestras pareadas de hisopados rectales y vaginales usando protocolos microbiológicos estandarizados. Las cepas aisladas fueron evaluadas mediante pruebas bioquímicas y se procedió a la extracción de ADN de los aislados sospechosos de Salmonella spp. Posteriormente, estas muestras fueron analizadas mediante la técnica de PCR múltiple para detectar la presencia de los genes invA, prot6E y fliC específicos de Salmonella spp, Salmonella Enteritidis y Salmonella Typhimurium, respectivamente. Ocho animales (12 hisopados) resultaron positivos a Salmonella spp. Los 12 aislados amplificaron al gen invA (Salmonella spp), y de estos, 10 amplificaron para el gen fliC (Salmonella Typhimurium) y ninguno amplificó el gen prot6E (Salmonella Enteritidis). Los resultados confirmaron que Salmonella Typhimurium es el patógeno predominante en cuyes reproductoras al primer parto en esta granja de crianza comercial.Universidad Nacional Mayor de San Marcos, Facultad de Medicina Veterinaria2017-10-11info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/1328810.15381/rivep.v28i3.13288Revista de Investigaciones Veterinarias del Perú; Vol. 28 Núm. 3 (2017); 679-686Revista de Investigaciones Veterinarias del Perú; Vol. 28 No. 3 (2017); 679-6861682-34191609-9117reponame:Revistas - Universidad Nacional Mayor de San Marcosinstname:Universidad Nacional Mayor de San Marcosinstacron:UNMSMspahttps://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/13288/12265Derechos de autor 2017 Ana Chero O., Raúl Rosadio A., Geraldine Marcelo M., Gerardo Díaz O., Ronald Jiménez A., Yenny Castro G., Lenin Maturrano H.https://creativecommons.org/licenses/by-nc-sa/4.0info:eu-repo/semantics/openAccessoai:ojs.csi.unmsm:article/132882017-12-19T16:57:14Z
dc.title.none.fl_str_mv Molecular identification of Salmonella Typhimurium and Enteritidis in guinea pigs at first parturition by multiplex PCR
Identificación Molecular de Salmonella Typhimurium en Cuyes al Primer Parto mediante la Técnica de PCR Múltiple
title Molecular identification of Salmonella Typhimurium and Enteritidis in guinea pigs at first parturition by multiplex PCR
spellingShingle Molecular identification of Salmonella Typhimurium and Enteritidis in guinea pigs at first parturition by multiplex PCR
Chero O., Ana
guinea pigs
females at first parturition
Salmonella
multiplex PCR
cuyes
reproductoras primerizas
Salmonella
PCR múltiple
title_short Molecular identification of Salmonella Typhimurium and Enteritidis in guinea pigs at first parturition by multiplex PCR
title_full Molecular identification of Salmonella Typhimurium and Enteritidis in guinea pigs at first parturition by multiplex PCR
title_fullStr Molecular identification of Salmonella Typhimurium and Enteritidis in guinea pigs at first parturition by multiplex PCR
title_full_unstemmed Molecular identification of Salmonella Typhimurium and Enteritidis in guinea pigs at first parturition by multiplex PCR
title_sort Molecular identification of Salmonella Typhimurium and Enteritidis in guinea pigs at first parturition by multiplex PCR
dc.creator.none.fl_str_mv Chero O., Ana
Rosadio A., Raúl
Marcelo M., Geraldine
Díaz O., Gerardo
Jiménez A., Ronald
Castro G., Yenny
Maturrano H., Lenin
author Chero O., Ana
author_facet Chero O., Ana
Rosadio A., Raúl
Marcelo M., Geraldine
Díaz O., Gerardo
Jiménez A., Ronald
Castro G., Yenny
Maturrano H., Lenin
author_role author
author2 Rosadio A., Raúl
Marcelo M., Geraldine
Díaz O., Gerardo
Jiménez A., Ronald
Castro G., Yenny
Maturrano H., Lenin
author2_role author
author
author
author
author
author
dc.subject.none.fl_str_mv guinea pigs
females at first parturition
Salmonella
multiplex PCR
cuyes
reproductoras primerizas
Salmonella
PCR múltiple
topic guinea pigs
females at first parturition
Salmonella
multiplex PCR
cuyes
reproductoras primerizas
Salmonella
PCR múltiple
description The aim of the study was to identify serotypes of suspicious isolates of Salmonella spp from breeding guinea pigs in samples collected within the first week of parturition to detect animals carrying the bacteria. The guinea pigs were clinically normal and reared in a commercial farm in Pachacamac, Lima, Peru. The farm was free of Salmonella outbreaks in the last four years. A total of 272 paired samples consisting in rectal and vaginal swabs per animal were collected and analyzed using standardized microbiological protocols. The DNA was extracted from suspected isolates of Salmonella sp and then these samples were analyzed by multiplex PCR to detect the presence of invA, prot6E and fliC genes which are specific for Salmonella spp, Salmonella Enteritidis and Salmonella Typhimurium respectively. Eight animals (12 swabs) were positive to Salmonella spp. All 12 isolates amplified invA (Salmonella spp), 10 of them amplified the fliC gene (Salmonella Typhimurium) and none the prot6E gene (Salmonella Enteritidis). The results confirmed Salmonella Typhimurium as the predominant pathogen in breeding guinea pigs at first parturition in the commercial farm.
publishDate 2017
dc.date.none.fl_str_mv 2017-10-11
dc.type.none.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
format article
status_str publishedVersion
dc.identifier.none.fl_str_mv https://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/13288
10.15381/rivep.v28i3.13288
url https://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/13288
identifier_str_mv 10.15381/rivep.v28i3.13288
dc.language.none.fl_str_mv spa
language spa
dc.relation.none.fl_str_mv https://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/13288/12265
dc.rights.none.fl_str_mv https://creativecommons.org/licenses/by-nc-sa/4.0
info:eu-repo/semantics/openAccess
rights_invalid_str_mv https://creativecommons.org/licenses/by-nc-sa/4.0
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
dc.publisher.none.fl_str_mv Universidad Nacional Mayor de San Marcos, Facultad de Medicina Veterinaria
publisher.none.fl_str_mv Universidad Nacional Mayor de San Marcos, Facultad de Medicina Veterinaria
dc.source.none.fl_str_mv Revista de Investigaciones Veterinarias del Perú; Vol. 28 Núm. 3 (2017); 679-686
Revista de Investigaciones Veterinarias del Perú; Vol. 28 No. 3 (2017); 679-686
1682-3419
1609-9117
reponame:Revistas - Universidad Nacional Mayor de San Marcos
instname:Universidad Nacional Mayor de San Marcos
instacron:UNMSM
instname_str Universidad Nacional Mayor de San Marcos
instacron_str UNMSM
institution UNMSM
reponame_str Revistas - Universidad Nacional Mayor de San Marcos
collection Revistas - Universidad Nacional Mayor de San Marcos
repository.name.fl_str_mv
repository.mail.fl_str_mv
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