Anopheles mosquitoes may drive invasion and transmission of Mayaro virus across geographically diverse regions.

The Togavirus (Alphavirus) Mayaro virus (MAYV) was initially described in 1954 from Mayaro County (Trinidad) and has been responsible for outbreaks in South America and the Caribbean. Imported MAYV cases are on the rise, leading to invasion concerns similar to Chikungunya and Zika viruses. Little is...

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Main Authors: Marco Brustolin, Sujit Pujhari, Cory A Henderson, Jason L Rasgon
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2018-11-01
Series:PLoS Neglected Tropical Diseases
Online Access:http://europepmc.org/articles/PMC6242690?pdf=render
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author Marco Brustolin
Sujit Pujhari
Cory A Henderson
Jason L Rasgon
author_facet Marco Brustolin
Sujit Pujhari
Cory A Henderson
Jason L Rasgon
author_sort Marco Brustolin
collection DOAJ
description The Togavirus (Alphavirus) Mayaro virus (MAYV) was initially described in 1954 from Mayaro County (Trinidad) and has been responsible for outbreaks in South America and the Caribbean. Imported MAYV cases are on the rise, leading to invasion concerns similar to Chikungunya and Zika viruses. Little is known about the range of mosquito species that are competent MAYV vectors. We tested vector competence of 2 MAYV genotypes in laboratory strains of six mosquito species (Aedes aegypti, Anopheles freeborni, An. gambiae, An. quadrimaculatus, An. stephensi, Culex quinquefasciatus). Ae. aegypti and Cx. quinquefasciatus were poor MAYV vectors, and had either poor or null infection and transmission rates at the tested viral challenge titers. In contrast, all Anopheles species were able to transmit MAYV, and 3 of the 4 species transmitted both genotypes. The Anopheles species tested are divergent and native to widely separated geographic regions (Africa, Asia, North America), suggesting that Anopheles may be important in the invasion and spread of MAYV across diverse regions of the world.
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spelling doaj.art-1f322b39bc9e47b78fdaca779c8e1b652022-12-22T03:19:10ZengPublic Library of Science (PLoS)PLoS Neglected Tropical Diseases1935-27271935-27352018-11-011211e000689510.1371/journal.pntd.0006895Anopheles mosquitoes may drive invasion and transmission of Mayaro virus across geographically diverse regions.Marco BrustolinSujit PujhariCory A HendersonJason L RasgonThe Togavirus (Alphavirus) Mayaro virus (MAYV) was initially described in 1954 from Mayaro County (Trinidad) and has been responsible for outbreaks in South America and the Caribbean. Imported MAYV cases are on the rise, leading to invasion concerns similar to Chikungunya and Zika viruses. Little is known about the range of mosquito species that are competent MAYV vectors. We tested vector competence of 2 MAYV genotypes in laboratory strains of six mosquito species (Aedes aegypti, Anopheles freeborni, An. gambiae, An. quadrimaculatus, An. stephensi, Culex quinquefasciatus). Ae. aegypti and Cx. quinquefasciatus were poor MAYV vectors, and had either poor or null infection and transmission rates at the tested viral challenge titers. In contrast, all Anopheles species were able to transmit MAYV, and 3 of the 4 species transmitted both genotypes. The Anopheles species tested are divergent and native to widely separated geographic regions (Africa, Asia, North America), suggesting that Anopheles may be important in the invasion and spread of MAYV across diverse regions of the world.http://europepmc.org/articles/PMC6242690?pdf=render
spellingShingle Marco Brustolin
Sujit Pujhari
Cory A Henderson
Jason L Rasgon
Anopheles mosquitoes may drive invasion and transmission of Mayaro virus across geographically diverse regions.
PLoS Neglected Tropical Diseases
title Anopheles mosquitoes may drive invasion and transmission of Mayaro virus across geographically diverse regions.
title_full Anopheles mosquitoes may drive invasion and transmission of Mayaro virus across geographically diverse regions.
title_fullStr Anopheles mosquitoes may drive invasion and transmission of Mayaro virus across geographically diverse regions.
title_full_unstemmed Anopheles mosquitoes may drive invasion and transmission of Mayaro virus across geographically diverse regions.
title_short Anopheles mosquitoes may drive invasion and transmission of Mayaro virus across geographically diverse regions.
title_sort anopheles mosquitoes may drive invasion and transmission of mayaro virus across geographically diverse regions
url http://europepmc.org/articles/PMC6242690?pdf=render
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