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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
immunology and microbiology
Potential vectors of rift valley fever virus in the Mediterranean region
Vector-Borne and Zoonotic Diseases, Volume 8, No. 6, Year 2008
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Description
We evaluated the ability of three mosquito species (Aedes caspius, Aedes detritus, Culex pipiens), collected in southern France and Tunisia, and of different laboratory-established colonies (Aedes aegypti, Aedes albopictus, Aedes vexans, Anopheles gambiae, Culex pipiens, Culex quinquefasciatus) to disseminate two strains of Rift Valley fever virus (RVFV), the virulent ZH548 and the avirulent Clone 13. After feeding on an infectious blood meal at 10 8.5 plaque-forming units/mL, females were maintained at 30°C for 14 days. Surviving females were tested for the presence of virus on head squashes. Disseminated infection rate corresponds to the number of females with disseminated infection among surviving females. Among field-collected mosquitoes, Cx. pipiens was the most susceptible species with disseminated infection rates ranging from 3.9% to 9.1% for French strains and up to 14.7% for Tunisian strains. Among laboratory-established colonies, Ae. aegypti from Tahiti exhibited the highest disseminated infection rates: 90% when infected with ZH548 and 72.6% with Clone 13. The presence of competent Cx. pipiens in southern France and Tunisia indicates the potential for RVFV epizootics to occur if the virus was introduced into countries of the Mediterranean basin. © Mary Ann Liebert, Inc. 2008.
Authors & Co-Authors
Moutailler, Sara
France, Paris
Institut Pasteur, Paris
Krida, Ghazi
Tunisia, Tunis
University of Carthage, Institut National Agronomique de Tunisie
Schaffner, Francis
France, Montpellier
Entente Interdépartementale Pour la Démoustication du Littoral Méditerranéen
Vazeille, Marie
France, Paris
Institut Pasteur, Paris
Failloux, Anna Bella
France, Paris
Institut Pasteur, Paris
Switzerland, Zurich
Universität Zürich
Statistics
Citations: 202
Authors: 5
Affiliations: 4
Identifiers
Doi:
10.1089/vbz.2008.0009
ISSN:
15303667
Research Areas
Infectious Diseases
Study Locations
Tunisia
Participants Gender
Female