Triatomines involved in domestic and wild trypanosoma cruzi transmission in Concepción, Corrientes, Argentina
An entomological and serological survey was performed in three localities of the Department of Concepción, Province of Corrientes, Argentina in 1998 and 1999, to identify triatomines species involved in domestic and wild transmission of Chagas disease. Triatomines were collected by man/hour capture...
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Formato: | Artículo |
Lenguaje: | Inglés |
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Ministério da Saúde. Instituto Oswaldo Cruz
2022
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Acceso en línea: | http://repositorio.unne.edu.ar/handle/123456789/48879 |
Aporte de: |
id |
I48-R184-123456789-48879 |
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record_format |
dspace |
institution |
Universidad Nacional del Nordeste |
institution_str |
I-48 |
repository_str |
R-184 |
collection |
RIUNNE - Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE) |
language |
Inglés |
topic |
Argentina Infestation Infection Triatoma infestans Triatoma sordida Seroprevalence |
spellingShingle |
Argentina Infestation Infection Triatoma infestans Triatoma sordida Seroprevalence Bar, María Esther Pieri Damborsky, Miryam Oscherov, Elena Beatriz Milano, Alicia María Francisca Ávalos, Gilberto Wisnivesky Colli, Cristina Triatomines involved in domestic and wild trypanosoma cruzi transmission in Concepción, Corrientes, Argentina |
topic_facet |
Argentina Infestation Infection Triatoma infestans Triatoma sordida Seroprevalence |
description |
An entomological and serological survey was performed in three localities of the Department of Concepción, Province of Corrientes, Argentina in 1998 and 1999, to identify triatomines species involved in domestic and wild transmission of Chagas disease. Triatomines were collected by man/hour capture in 32 houses randomly selected and
44 nearby outdoor ecotopes. Trypanosoma cruzi infection in triatomines was assessed by direct microscopic observation (400x) of feces and polymerase chain reaction. Serological techniques used for people were Indirect Hemagglutination Test and Indirect Fluorescent Test. Triatomines were collected in 28.1% of the houses and 31.8% of the wild biotopes. Triatoma infestans (Klug 1834) was exclusively found indoors and T. cruzi infected 60% of them. Triatomasordida (Stål 1859) was mainly found in extradomestic ecotopes where trypanosome infection rate reached 12.7%.Serological study of 98 local people showed that 29.6% were seroreactive; most of their houses were closed to wildbiotopes colonized by T. sordida. Results indicate that there is an active T. infestans mediated transmission of Chagas disease in this zone thatyields important human prevalence and that the populations of T. sordida in wild biotopes not only sustain the wildT. cruzi cycle but also represent an actual risk for people living in the area. |
format |
Artículo |
author |
Bar, María Esther Pieri Damborsky, Miryam Oscherov, Elena Beatriz Milano, Alicia María Francisca Ávalos, Gilberto Wisnivesky Colli, Cristina |
author_facet |
Bar, María Esther Pieri Damborsky, Miryam Oscherov, Elena Beatriz Milano, Alicia María Francisca Ávalos, Gilberto Wisnivesky Colli, Cristina |
author_sort |
Bar, María Esther |
title |
Triatomines involved in domestic and wild trypanosoma cruzi transmission in Concepción, Corrientes, Argentina |
title_short |
Triatomines involved in domestic and wild trypanosoma cruzi transmission in Concepción, Corrientes, Argentina |
title_full |
Triatomines involved in domestic and wild trypanosoma cruzi transmission in Concepción, Corrientes, Argentina |
title_fullStr |
Triatomines involved in domestic and wild trypanosoma cruzi transmission in Concepción, Corrientes, Argentina |
title_full_unstemmed |
Triatomines involved in domestic and wild trypanosoma cruzi transmission in Concepción, Corrientes, Argentina |
title_sort |
triatomines involved in domestic and wild trypanosoma cruzi transmission in concepción, corrientes, argentina |
publisher |
Ministério da Saúde. Instituto Oswaldo Cruz |
publishDate |
2022 |
url |
http://repositorio.unne.edu.ar/handle/123456789/48879 |
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Repositorios |
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