West Nile virus

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Related to West Nile virus: West Nile encephalitis

West Nile virus

A flavivirus that is transmitted by the bite of a culex mosquito and that can cause mild febrile illness as well as severe, sometimes fatal encephalitis and meningitis.

[After the West Nile District of Uganda, where the virus was first isolated in 1937.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.West Nile Virus - the flavivirus that causes West Nile encephalitisWest Nile virus - the flavivirus that causes West Nile encephalitis
flavivirus - animal viruses belonging to the family Flaviviridae
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

West Nile Virus

n. Virus del Nilo Occidental, enfermedad causada por la picadura de un mosquito infectado por un pájaro. Es una epidemia que se manifiesta durante el verano gen. en América del Norte. Síntomas severos incluyen fiebre alta, dolor de cabeza, cuello rígido, desorientación, temblores, convulsiones, alguna pérdida de la visión, entumecimiento y parálisis; un 20% de las personas infectadas sufren síntomas benignos.
English-Spanish Medical Dictionary © Farlex 2012
References in periodicals archive ?
West Nile virus neuroinvasive disease (WNVND) was suspected by the detection of WNV IgM by the enzyme-linked immunosorbent assay (ELISA) in both CSF and serum specimens and by a plaque reduction neutralization test (PRNT90) serum titre of 40 for the WNV-specific antibody in the acute serum sample.
This is peak time for West Nile virus activity and will continue until the first frost.
The announcement added that around 1 in 150 people, or less than 1 per cent of those infected with the West Nile Virus, will develop a serious form of the disease, affecting the central nervous system, or causing meningitis, encephalitis or acute paralysis.
Signs of West Nile virus recently appeared in Carson, Signal Hill, Northridge and Reseda in Los Angeles, according to the Greater Los Angeles County Vector Control District.
There have 10 West Nile Virus human cases reported in California in 2019. 
This report provides comprehensive information on the therapeutic development for West Nile Virus Infections, complete with comparative analysis at various stages, therapeutics assessment by drug target, mechanism of action (MoA), route of administration (RoA) and molecule type, along with latest updates, and featured news and press releases.
The therapeutics, known as monoclonal antibodies (MAbs) and their derivatives, were shown to neutralize and protect mice against a lethal dose challenge of West Nile virus -- even as late as 4 days after the initial infection.
Besides Alaska and Hawaii, which have never reported a case of West Nile virus, Oregon was the only state with no cases of neuroinvasive disease last year.
According to the Dallas County Department of Health and Human Services as of mid-August, 11 residents had died due to West Nile virus and a total of 230 human cases had been identified.
However, in 2012 there have been more reported cases of West Nile virus neuroinvasive disease to date than on the same date in any year since 2004, with most of the activity being concentrated in Texas, Oklahoma, and Mississippi, according to Dr.
GIS expert Gonzalo Vazquez-Prokopec of Emory University in Atlanta conducted a spatial analysis for southeastern Atlanta that integrated the locations of so-called combined sewer overflow (CSO) systems--which channel wastewater to treatment plants--and any associated streams with six years worth of data on mosquito abundance and West Nile virus infections in mosquitoes, humans, bluejays and crows (these birds, which show high West Nile virus mortality, are used as sentinels for the disease).

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