The potential use of Rattus norvegicus (Mammalia, Muridae) in experimental infections with metacercariae of Paragonimus mexicanus (Digenea, Troglotematidae)
- Autores
- Hernández Chea, Roderico; Jiménez Rocha, Ana; Rubi, Randall; Dolz, Gaby
- Año de publicación
- 2017
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Seven Wistar rats (Rattus norvegicus) were experimentally infected with Paragonimus mexicanus metacercariae, obtained from organs and tissues of freshwater crabs (Brachyura: Pseudothelphusidae) collected from the Caribbean of Costa Rica. Four rodents were infected orally and three by intraperitoneal injection. Eggs of P. mexicanus were found in a stool sample five months post-infection in one of the rodents infected intraperitoneally. Five out of seven rats, developed worms, three inmature, and two adult ones. Worms obtained from rats infected intraperitoneally showed development of gonads with presence of eggs in the uterus. Although the recovery rate of worms was low (media: 2.3%), the susceptibility of these rodents to this trematode species was demonstrated as mature adults of P. mexicanus were obtained from Wistar rats. The use of Wistar rats as an animal model for experimental infections in further investigations is recommended.
En este estudio se realizó la infección experimental de siete ratas Wistar (Rattus norvegicus) con metacercarias de Paragonimus mexicanus, extraídas de órganos y tejidos de cangrejos de agua dulce (Brachyura: Pseudothelphusidae) recolectados en el Caribe costarricense. Cuatro roedores fueron infectados por vía oral y tres, por vía intraperitoneal. En uno de los roedores infectados por vía intraperitoneal se detectó la presencia de huevos en heces, cinco meses post-infección. Cinco de siete roedores desarrollaron formas inmaduras (3) y formas adultas (2). Los gusanos adultos extraídos de las ratas infectadas por vía intraperitoneal, presentaron desarrollo de gónadas con presencia de huevos en el útero. Aunque la tasa de recuperación de gusanos fue baja (media: 2.3%), se demostró la susceptibilidad de las ratas Wistar a esta especie de trematodo, considerando que se obtuvieron gusanos adultos de P. mexicanus. Se recomienda el uso de la rata Wistar como modelo animal para infecciones experimentales en futuras investigaciones.
Asociación Parasitológica Argentina - Materia
-
Biología
Intraperitoneal infection
Oral infection
Metacercariae
Paragonimus mexicanus
Wistar rats
Infección intraperitoneal
Infección oral
Metacercarias
Ratas Wistar - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- http://creativecommons.org/licenses/by-nc-sa/4.0/
- Repositorio
- Institución
- Universidad Nacional de La Plata
- OAI Identificador
- oai:sedici.unlp.edu.ar:10915/142539
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The potential use of Rattus norvegicus (Mammalia, Muridae) in experimental infections with metacercariae of Paragonimus mexicanus (Digenea, Troglotematidae)Uso potencial de Rattus norvegicus (Mammalia, Muridae) en infecciones experimentales con metacercarias de Paragonimus mexicanus (Digenea, Troglotematidae)Hernández Chea, RodericoJiménez Rocha, AnaRubi, RandallDolz, GabyBiologíaIntraperitoneal infectionOral infectionMetacercariaeParagonimus mexicanusWistar ratsInfección intraperitonealInfección oralMetacercariasRatas WistarSeven Wistar rats (Rattus norvegicus) were experimentally infected with Paragonimus mexicanus metacercariae, obtained from organs and tissues of freshwater crabs (Brachyura: Pseudothelphusidae) collected from the Caribbean of Costa Rica. Four rodents were infected orally and three by intraperitoneal injection. Eggs of P. mexicanus were found in a stool sample five months post-infection in one of the rodents infected intraperitoneally. Five out of seven rats, developed worms, three inmature, and two adult ones. Worms obtained from rats infected intraperitoneally showed development of gonads with presence of eggs in the uterus. Although the recovery rate of worms was low (media: 2.3%), the susceptibility of these rodents to this trematode species was demonstrated as mature adults of P. mexicanus were obtained from Wistar rats. The use of Wistar rats as an animal model for experimental infections in further investigations is recommended.En este estudio se realizó la infección experimental de siete ratas Wistar (Rattus norvegicus) con metacercarias de Paragonimus mexicanus, extraídas de órganos y tejidos de cangrejos de agua dulce (Brachyura: Pseudothelphusidae) recolectados en el Caribe costarricense. Cuatro roedores fueron infectados por vía oral y tres, por vía intraperitoneal. En uno de los roedores infectados por vía intraperitoneal se detectó la presencia de huevos en heces, cinco meses post-infección. Cinco de siete roedores desarrollaron formas inmaduras (3) y formas adultas (2). Los gusanos adultos extraídos de las ratas infectadas por vía intraperitoneal, presentaron desarrollo de gónadas con presencia de huevos en el útero. Aunque la tasa de recuperación de gusanos fue baja (media: 2.3%), se demostró la susceptibilidad de las ratas Wistar a esta especie de trematodo, considerando que se obtuvieron gusanos adultos de P. mexicanus. Se recomienda el uso de la rata Wistar como modelo animal para infecciones experimentales en futuras investigaciones.Asociación Parasitológica Argentina2017-10info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionArticulohttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdf9-14http://sedici.unlp.edu.ar/handle/10915/142539enginfo:eu-repo/semantics/altIdentifier/issn/2313-9862info:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by-nc-sa/4.0/Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)reponame:SEDICI (UNLP)instname:Universidad Nacional de La Platainstacron:UNLP2025-09-29T11:36:28Zoai:sedici.unlp.edu.ar:10915/142539Institucionalhttp://sedici.unlp.edu.ar/Universidad públicaNo correspondehttp://sedici.unlp.edu.ar/oai/snrdalira@sedici.unlp.edu.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:13292025-09-29 11:36:28.383SEDICI (UNLP) - Universidad Nacional de La Platafalse |
dc.title.none.fl_str_mv |
The potential use of Rattus norvegicus (Mammalia, Muridae) in experimental infections with metacercariae of Paragonimus mexicanus (Digenea, Troglotematidae) Uso potencial de Rattus norvegicus (Mammalia, Muridae) en infecciones experimentales con metacercarias de Paragonimus mexicanus (Digenea, Troglotematidae) |
title |
The potential use of Rattus norvegicus (Mammalia, Muridae) in experimental infections with metacercariae of Paragonimus mexicanus (Digenea, Troglotematidae) |
spellingShingle |
The potential use of Rattus norvegicus (Mammalia, Muridae) in experimental infections with metacercariae of Paragonimus mexicanus (Digenea, Troglotematidae) Hernández Chea, Roderico Biología Intraperitoneal infection Oral infection Metacercariae Paragonimus mexicanus Wistar rats Infección intraperitoneal Infección oral Metacercarias Ratas Wistar |
title_short |
The potential use of Rattus norvegicus (Mammalia, Muridae) in experimental infections with metacercariae of Paragonimus mexicanus (Digenea, Troglotematidae) |
title_full |
The potential use of Rattus norvegicus (Mammalia, Muridae) in experimental infections with metacercariae of Paragonimus mexicanus (Digenea, Troglotematidae) |
title_fullStr |
The potential use of Rattus norvegicus (Mammalia, Muridae) in experimental infections with metacercariae of Paragonimus mexicanus (Digenea, Troglotematidae) |
title_full_unstemmed |
The potential use of Rattus norvegicus (Mammalia, Muridae) in experimental infections with metacercariae of Paragonimus mexicanus (Digenea, Troglotematidae) |
title_sort |
The potential use of Rattus norvegicus (Mammalia, Muridae) in experimental infections with metacercariae of Paragonimus mexicanus (Digenea, Troglotematidae) |
dc.creator.none.fl_str_mv |
Hernández Chea, Roderico Jiménez Rocha, Ana Rubi, Randall Dolz, Gaby |
author |
Hernández Chea, Roderico |
author_facet |
Hernández Chea, Roderico Jiménez Rocha, Ana Rubi, Randall Dolz, Gaby |
author_role |
author |
author2 |
Jiménez Rocha, Ana Rubi, Randall Dolz, Gaby |
author2_role |
author author author |
dc.subject.none.fl_str_mv |
Biología Intraperitoneal infection Oral infection Metacercariae Paragonimus mexicanus Wistar rats Infección intraperitoneal Infección oral Metacercarias Ratas Wistar |
topic |
Biología Intraperitoneal infection Oral infection Metacercariae Paragonimus mexicanus Wistar rats Infección intraperitoneal Infección oral Metacercarias Ratas Wistar |
dc.description.none.fl_txt_mv |
Seven Wistar rats (Rattus norvegicus) were experimentally infected with Paragonimus mexicanus metacercariae, obtained from organs and tissues of freshwater crabs (Brachyura: Pseudothelphusidae) collected from the Caribbean of Costa Rica. Four rodents were infected orally and three by intraperitoneal injection. Eggs of P. mexicanus were found in a stool sample five months post-infection in one of the rodents infected intraperitoneally. Five out of seven rats, developed worms, three inmature, and two adult ones. Worms obtained from rats infected intraperitoneally showed development of gonads with presence of eggs in the uterus. Although the recovery rate of worms was low (media: 2.3%), the susceptibility of these rodents to this trematode species was demonstrated as mature adults of P. mexicanus were obtained from Wistar rats. The use of Wistar rats as an animal model for experimental infections in further investigations is recommended. En este estudio se realizó la infección experimental de siete ratas Wistar (Rattus norvegicus) con metacercarias de Paragonimus mexicanus, extraídas de órganos y tejidos de cangrejos de agua dulce (Brachyura: Pseudothelphusidae) recolectados en el Caribe costarricense. Cuatro roedores fueron infectados por vía oral y tres, por vía intraperitoneal. En uno de los roedores infectados por vía intraperitoneal se detectó la presencia de huevos en heces, cinco meses post-infección. Cinco de siete roedores desarrollaron formas inmaduras (3) y formas adultas (2). Los gusanos adultos extraídos de las ratas infectadas por vía intraperitoneal, presentaron desarrollo de gónadas con presencia de huevos en el útero. Aunque la tasa de recuperación de gusanos fue baja (media: 2.3%), se demostró la susceptibilidad de las ratas Wistar a esta especie de trematodo, considerando que se obtuvieron gusanos adultos de P. mexicanus. Se recomienda el uso de la rata Wistar como modelo animal para infecciones experimentales en futuras investigaciones. Asociación Parasitológica Argentina |
description |
Seven Wistar rats (Rattus norvegicus) were experimentally infected with Paragonimus mexicanus metacercariae, obtained from organs and tissues of freshwater crabs (Brachyura: Pseudothelphusidae) collected from the Caribbean of Costa Rica. Four rodents were infected orally and three by intraperitoneal injection. Eggs of P. mexicanus were found in a stool sample five months post-infection in one of the rodents infected intraperitoneally. Five out of seven rats, developed worms, three inmature, and two adult ones. Worms obtained from rats infected intraperitoneally showed development of gonads with presence of eggs in the uterus. Although the recovery rate of worms was low (media: 2.3%), the susceptibility of these rodents to this trematode species was demonstrated as mature adults of P. mexicanus were obtained from Wistar rats. The use of Wistar rats as an animal model for experimental infections in further investigations is recommended. |
publishDate |
2017 |
dc.date.none.fl_str_mv |
2017-10 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Articulo http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
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http://sedici.unlp.edu.ar/handle/10915/142539 |
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dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/issn/2313-9862 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) |
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openAccess |
rights_invalid_str_mv |
http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) |
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