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... > Viruses > RNA Viruses > Positive-Strand RNA Viruses > Flaviviridae > Flavivirus > Encephalitis Viruses, Japanese > West Nile virus
Viruses > RNA Viruses > Encephalitis Viruses > Encephalitis Viruses, Japanese > West Nile virus

Preferred term

West Nile virus  

Type

  • Topical Descriptor

Broader concept

Related concepts

Entry terms

  • Egypt 101 virus

Note

  • infection = WEST NILE FEVER

Scope note

  • A species of FLAVIVIRUS, one of the Japanese encephalitis virus group (ENCEPHALITIS VIRUSES, JAPANESE). It can infect birds and mammals. In humans, it is seen most frequently in Africa, Asia, and Europe presenting as a silent infection or undifferentiated fever (WEST NILE FEVER). The virus appeared in North America for the first time in 1999. It is transmitted mainly by CULEX spp mosquitoes which feed primarily on birds, but it can also be carried by the Asian Tiger mosquito, AEDES albopictus, which feeds mainly on mammals.

History note

  • 1973 (1965); for KUNJIN VIRUS use ENCEPHALITIS VIRUSES, JAPANESE 1994-2001

In other languages

URI

http://www.yso.fi/onto/mesh/D014902

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