Natural infection of Ptychophallus tristani (Crustacea: Decapoda) by metacercariae of Paragonimus mexicanus (Trematoda) in Tabarcia de Mora, Costa Rica
Autor(a) principal: | |
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Data de Publicação: | 1985 |
Outros Autores: | , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Revista do Instituto de Medicina Tropical de São Paulo |
Texto Completo: | https://www.revistas.usp.br/rimtsp/article/view/87350 |
Resumo: | The degree of infection with Paragonimus mexicanus of the crustacean Ptychophallus tristani was determined in an endemic area of paragonimiasis. Metacercariae were found in 161 (88.5%) out of 182 crabs. Comparing the infection in male or female crustacea, we did not observe any significant differences between both sexes. Size of the intermediate host was an important factor, since the infection was higher (94.4%) in bigger crabs; furthermore, the number of metacercariae was 2.1 ± 1.1 in smaller animals, while in big ones that number was 9.0±6.3 (P < 0.01). The infection of the crabs was season independent which indicates that infection sources are present through the year. |
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Revista do Instituto de Medicina Tropical de São Paulo |
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Natural infection of Ptychophallus tristani (Crustacea: Decapoda) by metacercariae of Paragonimus mexicanus (Trematoda) in Tabarcia de Mora, Costa Rica Infeccion natural de Ptychophallus tristani (Crustacea: decapoda) con metacercarias de Paragonimus mexicanus (Trematoda) en Tabarcia de Mora, Costa Rica The degree of infection with Paragonimus mexicanus of the crustacean Ptychophallus tristani was determined in an endemic area of paragonimiasis. Metacercariae were found in 161 (88.5%) out of 182 crabs. Comparing the infection in male or female crustacea, we did not observe any significant differences between both sexes. Size of the intermediate host was an important factor, since the infection was higher (94.4%) in bigger crabs; furthermore, the number of metacercariae was 2.1 ± 1.1 in smaller animals, while in big ones that number was 9.0±6.3 (P < 0.01). The infection of the crabs was season independent which indicates that infection sources are present through the year. Se determinó el grado de infección de los crustáceos Ptychophallus tristani presentes en una área endémica de Paragonimus mexicanus, encontrándose que de un total de 182 cangrejos, 161 resultaron positivos (88,5%) por metacercarias. Al comparar la infección entre machos y hembras no se encontró diferencias estadísticamente significativas y en relación a su tamaño se observó una relación directa entre tamaño y porcentaje y grado de infección. Se estableció que no existen diferencias significativas en relación a la época del año en que los cangrejos fueron capturados lo que epidemiológicamente es importante pues indica que las fuentes de infección permanecen potencialmente activas durante todo el año. Universidade de São Paulo. Instituto de Medicina Tropical de São Paulo1985-02-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://www.revistas.usp.br/rimtsp/article/view/87350Revista do Instituto de Medicina Tropical de São Paulo; Vol. 27 No. 1 (1985); 23-26Revista do Instituto de Medicina Tropical de São Paulo; Vol. 27 Núm. 1 (1985); 23-26Revista do Instituto de Medicina Tropical de São Paulo; v. 27 n. 1 (1985); 23-261678-99460036-4665reponame:Revista do Instituto de Medicina Tropical de São Pauloinstname:Instituto de Medicina Tropical (IMT)instacron:IMTporhttps://www.revistas.usp.br/rimtsp/article/view/87350/90309Copyright (c) 2018 Revista do Instituto de Medicina Tropical de São Pauloinfo:eu-repo/semantics/openAccessMonge, EduardoBrenes, RodrigoMuñoz, Guillermo2015-07-29T17:00:42Zoai:revistas.usp.br:article/87350Revistahttp://www.revistas.usp.br/rimtsp/indexPUBhttps://www.revistas.usp.br/rimtsp/oai||revimtsp@usp.br1678-99460036-4665opendoar:2022-12-13T16:52:22.538977Revista do Instituto de Medicina Tropical de São Paulo - Instituto de Medicina Tropical (IMT)true |
dc.title.none.fl_str_mv |
Natural infection of Ptychophallus tristani (Crustacea: Decapoda) by metacercariae of Paragonimus mexicanus (Trematoda) in Tabarcia de Mora, Costa Rica Infeccion natural de Ptychophallus tristani (Crustacea: decapoda) con metacercarias de Paragonimus mexicanus (Trematoda) en Tabarcia de Mora, Costa Rica |
title |
Natural infection of Ptychophallus tristani (Crustacea: Decapoda) by metacercariae of Paragonimus mexicanus (Trematoda) in Tabarcia de Mora, Costa Rica |
spellingShingle |
Natural infection of Ptychophallus tristani (Crustacea: Decapoda) by metacercariae of Paragonimus mexicanus (Trematoda) in Tabarcia de Mora, Costa Rica Monge, Eduardo |
title_short |
Natural infection of Ptychophallus tristani (Crustacea: Decapoda) by metacercariae of Paragonimus mexicanus (Trematoda) in Tabarcia de Mora, Costa Rica |
title_full |
Natural infection of Ptychophallus tristani (Crustacea: Decapoda) by metacercariae of Paragonimus mexicanus (Trematoda) in Tabarcia de Mora, Costa Rica |
title_fullStr |
Natural infection of Ptychophallus tristani (Crustacea: Decapoda) by metacercariae of Paragonimus mexicanus (Trematoda) in Tabarcia de Mora, Costa Rica |
title_full_unstemmed |
Natural infection of Ptychophallus tristani (Crustacea: Decapoda) by metacercariae of Paragonimus mexicanus (Trematoda) in Tabarcia de Mora, Costa Rica |
title_sort |
Natural infection of Ptychophallus tristani (Crustacea: Decapoda) by metacercariae of Paragonimus mexicanus (Trematoda) in Tabarcia de Mora, Costa Rica |
author |
Monge, Eduardo |
author_facet |
Monge, Eduardo Brenes, Rodrigo Muñoz, Guillermo |
author_role |
author |
author2 |
Brenes, Rodrigo Muñoz, Guillermo |
author2_role |
author author |
dc.contributor.author.fl_str_mv |
Monge, Eduardo Brenes, Rodrigo Muñoz, Guillermo |
description |
The degree of infection with Paragonimus mexicanus of the crustacean Ptychophallus tristani was determined in an endemic area of paragonimiasis. Metacercariae were found in 161 (88.5%) out of 182 crabs. Comparing the infection in male or female crustacea, we did not observe any significant differences between both sexes. Size of the intermediate host was an important factor, since the infection was higher (94.4%) in bigger crabs; furthermore, the number of metacercariae was 2.1 ± 1.1 in smaller animals, while in big ones that number was 9.0±6.3 (P < 0.01). The infection of the crabs was season independent which indicates that infection sources are present through the year. |
publishDate |
1985 |
dc.date.none.fl_str_mv |
1985-02-01 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://www.revistas.usp.br/rimtsp/article/view/87350 |
url |
https://www.revistas.usp.br/rimtsp/article/view/87350 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
https://www.revistas.usp.br/rimtsp/article/view/87350/90309 |
dc.rights.driver.fl_str_mv |
Copyright (c) 2018 Revista do Instituto de Medicina Tropical de São Paulo info:eu-repo/semantics/openAccess |
rights_invalid_str_mv |
Copyright (c) 2018 Revista do Instituto de Medicina Tropical de São Paulo |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Universidade de São Paulo. Instituto de Medicina Tropical de São Paulo |
publisher.none.fl_str_mv |
Universidade de São Paulo. Instituto de Medicina Tropical de São Paulo |
dc.source.none.fl_str_mv |
Revista do Instituto de Medicina Tropical de São Paulo; Vol. 27 No. 1 (1985); 23-26 Revista do Instituto de Medicina Tropical de São Paulo; Vol. 27 Núm. 1 (1985); 23-26 Revista do Instituto de Medicina Tropical de São Paulo; v. 27 n. 1 (1985); 23-26 1678-9946 0036-4665 reponame:Revista do Instituto de Medicina Tropical de São Paulo instname:Instituto de Medicina Tropical (IMT) instacron:IMT |
instname_str |
Instituto de Medicina Tropical (IMT) |
instacron_str |
IMT |
institution |
IMT |
reponame_str |
Revista do Instituto de Medicina Tropical de São Paulo |
collection |
Revista do Instituto de Medicina Tropical de São Paulo |
repository.name.fl_str_mv |
Revista do Instituto de Medicina Tropical de São Paulo - Instituto de Medicina Tropical (IMT) |
repository.mail.fl_str_mv |
||revimtsp@usp.br |
_version_ |
1798951649653293056 |