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Descriptor English: West Nile virus
Descriptor Spanish: Virus del Nilo Occidental
Descriptor virus del Nilo occidental
Entry term(s) virus de Egipto 101
virus de Kunjin
Scope note: Especie de FLAVIVIRUS, miembro del grupo de los VIRUS DE LA ENCEFALITIS JAPONESA. Puede infectar a mamíferos y aves. En los seres humanos, se encuentra con mayor frecuencia en África, Asia y Europa, produciendo una infección silente o fiebre indiferenciada (FIEBRE DEL NILO OCCIDENTAL). El virus apareció en Norteamérica por primera vez en 1999. Lo transmiten principalmente los mosquitos CULEX spp., que se alimentan fundamentalmente de aves, aunque también puede ser portador el mosquito tigre asiático (AEDES albopictus), que se alimenta sobre todo de mamíferos.
Descriptor Portuguese: Vírus do Nilo Ocidental
Descriptor French: Virus du Nil occidental
Entry term(s): Egypt 101 virus
Kunjin virus
Tree number(s): B04.820.230.475.950
B04.820.578.344.350.300.950
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D014902
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.
Annotation: infection = WEST NILE FEVER
Allowable Qualifiers: CH chemistry
CL classification
DE drug effects
EN enzymology
GD growth & development
GE genetics
IM immunology
IP isolation & purification
ME metabolism
PH physiology
PY pathogenicity
RE radiation effects
UL ultrastructure
Public MeSH Note: 1973; for KUNJIN VIRUS see ENCEPHALITIS VIRUSES, JAPANESE 1994-2001
History Note: 1973 (1965); for KUNJIN VIRUS use ENCEPHALITIS VIRUSES, JAPANESE 1994-2001
Related: West Nile Fever MeSH
DeCS ID: 15304
Unique ID: D014902
NLM Classification: QW 168.5.F5
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 1973/01/01
Date of Entry: 1999/01/01
Revision Date: 2015/06/23
West Nile virus - Preferred
Concept UI M0022929
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.
Preferred term West Nile virus
Entry term(s) Egypt 101 virus
Kunjin virus - Narrower
Concept UI M0027582
Scope note A subtype of WEST NILE VIRUS found in Africa, Europe, the Middle East, west and central Asia, and Oceania.
Preferred term Kunjin virus



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