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The virus seems to have no detrimental effect on the mosquito, which remains infected for life. Aedes aegypti prefers to lay its eggs in artificial water containers, to live in close proximity to humans, and to feed on people rather than other vertebrates. [20] Dengue can also be transmitted via infected blood products and through organ donation.
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 life cycle consists of four stages: egg, larva, pupa, and adult. Eggs are laid on the water surface; they hatch into motile larvae that feed on aquatic algae and organic material. These larvae are important food sources for many freshwater animals, such as dragonfly nymphs, many fish, and some birds.
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 ...
However, a dengue vaccine is available in the U.S. and is FDA approved for children between ages 9 and 16 who have a laboratory-confirmed previous dengue virus infection and who live in areas ...
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]
But for others, dengue can progress to life-threatening conditions, including dengue shock syndrome or dengue hemorrhagic fever, says Herrera. ... Aedes albopictus, the Asian tiger mosquito, is ...
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.