Journal of Medical Entomology (2006) 43, 947-956
Robert H. Zimmerman, Allan Kardec Ribeiro Galardo, L. Philip Lounibos, M. Arruda and R. Wirtz (2006)
Bloodmeal hosts of Anopheles species (Diptera: Culicidae) in a malaria-endemic area of the Brazilian Amazon
Journal of Medical Entomology 43 (5), 947-956
Abstract: Hosts of blood-fed anophelines (Diptera: Culicidae) were determined in three riverine villages, 1.5-7.0 km apart, along the Matapí River, Amapá State, Brazil, by enzyme-linked immunosorbent assay midgut analysis for IgG of common vertebrates. Anopheles marajoara Galvão and Damsceno and Anopheles darlingi Root had higher human blood indices (HBI) than Anopheles nuneztovari Gabaldón, Anopheles triannulatus (Neiva and Pinto), and Anopheles intermedius (Chagas), which were relatively zoophilic. HBIs of An. darlingi varied significantly among villages, attributable to a low proportion of human-fed mosquitoes in Santo Antônio. Significantly higher incidence of An. marajoara and An. nuneztovari fed on pig blood at two villages, associated with a low number of pigs in Santo Antônio. The incidences of bovine blood varied significantly among villages for all three of the most common anopheline species. The incidence of mixed meals ranged from 7.1 to 27.6% among common species, and, for An. marajoara, varied significantly among villages. This study demonstrates differences in host selection patterns among villages only a few kilometers apart, which may be influenced by host availability and have important epidemiological consequences.
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Database assignments for author(s): L. Philip Lounibos
Research topic(s) for pests/diseases/weeds:
general biology - morphology - evolution
Pest and/or beneficial records:
Beneficial | Pest/Disease/Weed | Crop/Product | Country | Quarant.
|
---|---|---|---|---|
Anopheles darlingi | Brazil (NE) | |||
Anopheles triannulatus | Brazil (NE) | |||
Anopheles nuneztovari | Brazil (NE) | |||
Anopheles marajoara | Brazil (NE) |