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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]
A TEM micrograph showing dengue virus virions (the cluster of dark dots near the center) Dengue virus (DENV) is an RNA virus of the family Flaviviridae; genus Flavivirus. Other members of the same genus include yellow fever virus, West Nile virus, and Zika virus.
What is dengue? Dengue is caused by four different but related viruses (DENV-1, -2, -3, and -4), or serotypes, which co-circulate and can infect a person at the same or different times. Symptoms ...
Here’s what to know about the virus. What is dengue? Dengue is a viral disease more commonly experienced in tropical and subtropical climates, according to WHO. There are four different virus types.
A TEM micrograph showing dengue virus virions (the cluster of dark dots near the center) Dengue fever virus (DENV) is an RNA virus of the family Flaviviridae ; genus Flavivirus . Other members of the same genus include yellow fever virus , West Nile virus , St. Louis encephalitis virus , Japanese encephalitis virus , tick-borne encephalitis ...
A city worker fumigates a market at night in the fight against the Aedes aegypti mosquito, which transmits the dengue virus, in Guatemala City, Guatemala, on Aug. 31, 2023.
The recent spread of Dengue can also be attributed to rapid population growth, increased coagulation in urban areas, and global travel. Without sufficient vector control, the dengue virus has evolved rapidly over time, posing challenges to both government and public health officials. [58] Malaria is caused by a protozoan called Plasmodium ...
The CDC reports there have been 197 cases of dengue in Florida in 2024. Of those, six were acquired locally, and 191 were travel related. CDC issues health alert as dengue cases hit record high.