Seroprevalence of <i>Triatoma virus</i> (<i>Dicistroviridae</i>: <i>Cripaviridae</i>) antibodies in Chagas disease patients
Background: Chagas disease is caused by <i>Trypanosoma cruzi</i>, and humans acquire the parasite by exposure to contaminated feces from hematophagous insect vectors known as triatomines. Triatoma virus (TrV) is the sole viral pathogen of triatomines, and is transmitted among insects thr...
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2015
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Acceso en línea: | http://sedici.unlp.edu.ar/handle/10915/86187 |
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I19-R120-10915-86187 |
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institution |
Universidad Nacional de La Plata |
institution_str |
I-19 |
repository_str |
R-120 |
collection |
SEDICI (UNLP) |
language |
Inglés |
topic |
Ciencias Naturales Ciencias Veterinarias Ciencias Médicas Biological control Chagas disease Dicistroviridae Mathematical model Passive viral exposure Triatoma virus Triatomines Trypanosoma cruzi |
spellingShingle |
Ciencias Naturales Ciencias Veterinarias Ciencias Médicas Biological control Chagas disease Dicistroviridae Mathematical model Passive viral exposure Triatoma virus Triatomines Trypanosoma cruzi Echeverría, María Gabriela Martí, Gerardo Aníbal Susevich, María Laura Rabinovich, Jorge Eduardo Seroprevalence of <i>Triatoma virus</i> (<i>Dicistroviridae</i>: <i>Cripaviridae</i>) antibodies in Chagas disease patients |
topic_facet |
Ciencias Naturales Ciencias Veterinarias Ciencias Médicas Biological control Chagas disease Dicistroviridae Mathematical model Passive viral exposure Triatoma virus Triatomines Trypanosoma cruzi |
description |
Background: Chagas disease is caused by <i>Trypanosoma cruzi</i>, and humans acquire the parasite by exposure to contaminated feces from hematophagous insect vectors known as triatomines. Triatoma virus (TrV) is the sole viral pathogen of triatomines, and is transmitted among insects through the fecal-oral route and, as it happens with <i>T. cruzi</i>, the infected insects release the virus when defecating during or after blood uptake.
Methods: In this work, we analysed the occurrence of anti-TrV antibodies in human sera from Chagas disease endemic and non-endemic countries, and developed a mathematical model to estimate the transmission probability of TrV from insects to man, which ranged between 0.00053 and 0.0015.
Results: Our results confirm that people with Chagas disease living in Bolivia, Argentina and Mexico have been exposed to TrV, and that TrV is unable to replicate in human hosts.
Conclusions: We presented the first experimental evidence of antibodies against TrV structural proteins in human sera. |
format |
Articulo Articulo |
author |
Echeverría, María Gabriela Martí, Gerardo Aníbal Susevich, María Laura Rabinovich, Jorge Eduardo |
author_facet |
Echeverría, María Gabriela Martí, Gerardo Aníbal Susevich, María Laura Rabinovich, Jorge Eduardo |
author_sort |
Echeverría, María Gabriela |
title |
Seroprevalence of <i>Triatoma virus</i> (<i>Dicistroviridae</i>: <i>Cripaviridae</i>) antibodies in Chagas disease patients |
title_short |
Seroprevalence of <i>Triatoma virus</i> (<i>Dicistroviridae</i>: <i>Cripaviridae</i>) antibodies in Chagas disease patients |
title_full |
Seroprevalence of <i>Triatoma virus</i> (<i>Dicistroviridae</i>: <i>Cripaviridae</i>) antibodies in Chagas disease patients |
title_fullStr |
Seroprevalence of <i>Triatoma virus</i> (<i>Dicistroviridae</i>: <i>Cripaviridae</i>) antibodies in Chagas disease patients |
title_full_unstemmed |
Seroprevalence of <i>Triatoma virus</i> (<i>Dicistroviridae</i>: <i>Cripaviridae</i>) antibodies in Chagas disease patients |
title_sort |
seroprevalence of <i>triatoma virus</i> (<i>dicistroviridae</i>: <i>cripaviridae</i>) antibodies in chagas disease patients |
publishDate |
2015 |
url |
http://sedici.unlp.edu.ar/handle/10915/86187 |
work_keys_str_mv |
AT echeverriamariagabriela seroprevalenceofitriatomavirusiidicistroviridaeiicripaviridaeiantibodiesinchagasdiseasepatients AT martigerardoanibal seroprevalenceofitriatomavirusiidicistroviridaeiicripaviridaeiantibodiesinchagasdiseasepatients AT susevichmarialaura seroprevalenceofitriatomavirusiidicistroviridaeiicripaviridaeiantibodiesinchagasdiseasepatients AT rabinovichjorgeeduardo seroprevalenceofitriatomavirusiidicistroviridaeiicripaviridaeiantibodiesinchagasdiseasepatients |
bdutipo_str |
Repositorios |
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1764820489409134595 |