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The mosquito Aedes aegypti feeding on a human host. Dengue virus is most frequently transmitted by the bite of mosquitos in the Aedes genus, particularly A. aegypti. [32] They prefer to feed at dusk and dawn, [33] but they may bite and thus spread infection at any time of day. [34]
The mosquito species that carries dengue, Aedes aegypti, “are very skittish and adept at hovering around people, looking for the perfect opportunity to land and take a quick bite,” Chad Huff ...
Aedes aegypti (UK pronunciation: / ˈ iː d iː z /; US pronunciation: / ˈ eɪ d z / or / ˈ eɪ d iː z / from Greek αηδής: "hateful" and / eɪ ˈ dʒ ɪ p t i / from Latin, meaning "of Egypt"), the yellow fever mosquito, is a mosquito that can spread dengue fever, chikungunya, Zika fever, Mayaro and yellow fever viruses, and other disease agents.
Dengue virus (DENV) is the cause of dengue fever.It is a mosquito-borne, single positive-stranded RNA virus of the family Flaviviridae; genus Flavivirus. [1] [2] Four serotypes of the virus have been found, and a reported fifth has yet to be confirmed, [3] [4] [5] all of which can cause the full spectrum of disease. [1]
“Aedes aegypti, or the yellow fever mosquito, is a highly effective vector because it feeds primarily on humans and commonly rests indoors,” says Gray. “It has a tendency to take ...
Dengue can be caused by dengue virus strains 1, 2, 3 or 4, with a person being infected multiple times over the course of their life, Duszynski told ABC News, so a vaccine may be able to help ...
Indoor spraying of insecticides is another prevention method widely used to control mosquito vectors. To help control the Aedes aegypti mosquito, homes are sprayed indoors with residual insecticide applications. Indoor residual spraying (IRS) reduces the female mosquito population and mitigates the risk of dengue virus transmission. Indoor ...
In a small proportion of cases the disease develops into the life-threatening dengue hemorrhagic fever, resulting in hemorrhage, thrombocytopenia and blood plasma leakage, or into dengue shock syndrome, where shock occurs. Dengue is transmitted by several species of mosquito within the genus Aedes, principally A. aegypti.