期刊
JOURNAL OF MEDICAL ENTOMOLOGY
卷 37, 期 5, 页码 660-663出版社
ENTOMOL SOC AMER
DOI: 10.1603/0022-2585-37.5.660
关键词
Aedes aegypti; Aedes notoscriptus; Culex annulirostris; Culex sitiens; Culex quinquefasciatus; Barmah Forest virus
Aedes aegypti (L.), Culex sitiens Weidemann, Culex annulirostris Skuse, and Culex quinquefasciatus Sap mosquitoes colonized at the Queensland Institute of Medical Research, Brisbane Australia, were fed on blood containing Barmah Forest virus (BF). Only Cx. annulirostris was susceptible to infection, with a median cell culture infectious dose (CCID50) of 10(3.36) Der mosquito. Ae. aegypti and Cx. quinquefasciatus were infected experimentally, but at rates of <9%. Cx. sitiens did not become infected. Infection rates for Cx. annulirostris fed 10(35) CCID50 of virus per mosquito, varied from 9 to 50% between 2, and 13 d after infection. Virus transmission to suckling mice Ly Cx. annulirostris occurred from 2 d after infection. Transmission of BF virus LS Cx. annulirostris was 10% at 2 d after infection and did not exceed 8% thereafter. Although Cx.. annulirostris may be infected and is able to transmit BF virus to suckling mice, it is nonetheless a relatively inefficient vector of the virus.
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