What are the four dengue viruses?
- Dengue is caused by one of four viral serotypes (closely related viruses), designated DEN-1, DEN-2, DEN-3, and DEN-4. These serotypes are members of the Flavivirus genus, which also contains the viruses that cause yellow fever, and can occur in any country where the carrier mosquitoes breed.
Aug 30, 2013 · Dengue is an acute febrile disease caused by the mosquito-borne dengue viruses (DENVs), consisting of four serotypes (DENV 1 to 4), that are members of the flaviviridae family, genus flavivirus . All four DENV serotypes have emerged from sylvatic strains in the forests of South-East Asia .
- Anne Tuiskunen Bäck, Åke Lundkvist
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. Five serotypes of the virus have been found, all of which can cause the full spectrum of disease.
Dengue (pronounced DENgee) fever is a painful, debilitating mosquito-borne disease caused by any one of four closely related dengue viruses. These viruses are related to the viruses that cause ...
- Mary Anne Dunkin
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Dengue fever is caused by one of four viruses known as dengue viruses. Dengue viruses 1 - 4 are members of the Flavivirus genus and Flaviviridae family. The scientific name for the virus is ...
This is especially true of the four dengue viruses. Infection with one dengue virus serotype provides lifelong immunity to that virus, but there is no cross-protective immunity to the other serotypes. Thus, persons living in an endemic area can be infected with three, and probably four, dengue serotypes during their lifetime.
Dengue fever is caused by four different types of viruses. These viruses include Dengue 1, Dengue 2, Dengue 3 and Dengue 4. When a person is infected with dengue, it results in bleeding from the gums, nose as well as skin. A person can develop different types.
Feb 16, 2018 · Dengue fever is caused by any one of four types of dengue viruses spread by mosquitoes that thrive in and near human lodgings. When a mosquito bites a person infected with a dengue virus, the virus enters the mosquito. When the infected mosquito then bites another person, the virus enters that person's bloodstream.
Nov 24, 2014 · Dengue fever is a re-emerging public health problem with two-fifths of the world population being at risk of infection. Till now, dengue fever was believed to be caused by four different serotypes. The fifth variant DENV-5 has been isolated in October ...
- M.S. Mustafa, V. Rasotgi, S. Jain, V. Gupta
Key facts. Dengue is a mosquito-borne viral infection. The virus responsible for causing dengue, is called dengue virus (DENV). There are four DENV serotypes, meaning that it is possible to be infected four times.
Nov 02, 2018 · Dengue fever, also known as breakbone fever, is a mosquito-borne infection that can lead to a severe flu-like illness. It is caused by four different viruses and spread by Aedes mosquitoes.
- Michael Paddock