Evidence of habitat structuring Aedes albopictus populations in Réunion Island.

Arbovirus vector dynamics and spread are influenced by climatic, environmental and geographic factors. Major Chikungunya and Dengue fever outbreaks occurring the last 10 years have coincided with the expansion of the mosquito vector Aedes albopictus to nearly all the continents. We characterized the...

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Autores principales: Hélène Delatte, Céline Toty, Sébastien Boyer, Anthony Bouetard, Fanny Bastien, Didier Fontenille
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Publicado: Public Library of Science (PLoS) 2013
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spelling oai:doaj.org-article:c46aeb03b0f4433c98eeaa9caa26b9462021-11-18T09:15:14ZEvidence of habitat structuring Aedes albopictus populations in Réunion Island.1935-27271935-273510.1371/journal.pntd.0002111https://doaj.org/article/c46aeb03b0f4433c98eeaa9caa26b9462013-01-01T00:00:00Zhttps://www.ncbi.nlm.nih.gov/pmc/articles/pmid/23556012/?tool=EBIhttps://doaj.org/toc/1935-2727https://doaj.org/toc/1935-2735Arbovirus vector dynamics and spread are influenced by climatic, environmental and geographic factors. Major Chikungunya and Dengue fever outbreaks occurring the last 10 years have coincided with the expansion of the mosquito vector Aedes albopictus to nearly all the continents. We characterized the ecological (larval development sites, population dynamics, insemination and daily survival rates) and genetic (diversity, gene flow, population structure) features of two Aedes albopictus populations from distinct environments (rural and urban) on Réunion Island, in the South-West Indian Ocean. Microsatellite analysis suggests population sub-structuring Ae. albopictus populations. Two genetic clusters were identified that were significantly linked to natural versus urban habitats with a mixed population in both areas. Ae. albopictus individuals prefer urban areas for mating and immature development, where hosts and containers that serve as larval development sites are readily available and support high population densities, whereas natural environments appear to serve as reservoirs for the mosquito.Hélène DelatteCéline TotySébastien BoyerAnthony BouetardFanny BastienDidier FontenillePublic Library of Science (PLoS)articleArctic medicine. Tropical medicineRC955-962Public aspects of medicineRA1-1270ENPLoS Neglected Tropical Diseases, Vol 7, Iss 3, p e2111 (2013)
institution DOAJ
collection DOAJ
language EN
topic Arctic medicine. Tropical medicine
RC955-962
Public aspects of medicine
RA1-1270
spellingShingle Arctic medicine. Tropical medicine
RC955-962
Public aspects of medicine
RA1-1270
Hélène Delatte
Céline Toty
Sébastien Boyer
Anthony Bouetard
Fanny Bastien
Didier Fontenille
Evidence of habitat structuring Aedes albopictus populations in Réunion Island.
description Arbovirus vector dynamics and spread are influenced by climatic, environmental and geographic factors. Major Chikungunya and Dengue fever outbreaks occurring the last 10 years have coincided with the expansion of the mosquito vector Aedes albopictus to nearly all the continents. We characterized the ecological (larval development sites, population dynamics, insemination and daily survival rates) and genetic (diversity, gene flow, population structure) features of two Aedes albopictus populations from distinct environments (rural and urban) on Réunion Island, in the South-West Indian Ocean. Microsatellite analysis suggests population sub-structuring Ae. albopictus populations. Two genetic clusters were identified that were significantly linked to natural versus urban habitats with a mixed population in both areas. Ae. albopictus individuals prefer urban areas for mating and immature development, where hosts and containers that serve as larval development sites are readily available and support high population densities, whereas natural environments appear to serve as reservoirs for the mosquito.
format article
author Hélène Delatte
Céline Toty
Sébastien Boyer
Anthony Bouetard
Fanny Bastien
Didier Fontenille
author_facet Hélène Delatte
Céline Toty
Sébastien Boyer
Anthony Bouetard
Fanny Bastien
Didier Fontenille
author_sort Hélène Delatte
title Evidence of habitat structuring Aedes albopictus populations in Réunion Island.
title_short Evidence of habitat structuring Aedes albopictus populations in Réunion Island.
title_full Evidence of habitat structuring Aedes albopictus populations in Réunion Island.
title_fullStr Evidence of habitat structuring Aedes albopictus populations in Réunion Island.
title_full_unstemmed Evidence of habitat structuring Aedes albopictus populations in Réunion Island.
title_sort evidence of habitat structuring aedes albopictus populations in réunion island.
publisher Public Library of Science (PLoS)
publishDate 2013
url https://doaj.org/article/c46aeb03b0f4433c98eeaa9caa26b946
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