The resurgence of West Nile virus.
نویسندگان
چکیده
منابع مشابه
Aserological survey on antibodies against West Nile virus in horses of Khuzestan province
BACKGROUND: West Nile virus (WNV) is a vector-borneagent that is maintained within a bird-mosquito cycle. In humansand equids, infection by this agent is usually asymptomatic, orcharacterized by a mild febrile illness. However, fatal meningoencephalitisor encephalitis may occur. OBJECTIVES:The aim ofthis study was to evaluate the prevalence of WNVinfection andcorrelation of this organism with h...
متن کاملPrevalence of West Nile Virus Infection in the Cities of Neka and Shiraz, Iran
Abstract Background and Objective: West Nile virus (WNV) is a member of the genus Flavivirus that can cause viral infections in human. This study aimed at detecting IgG antibodies against WNV in patients of two cities of Neka and Shiraz. Material and Methods: the participants were 46 possible WNV case from Neka (13 women and 10 men) and Shiraz (10 women and 13 men). IgG assay was ...
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Since the introduction into North America in 1999 of West Nile virus (WNV) and its subsequent dramatic spread across the United States and Canada, human cases of WNV infection declined from their 2003 peak of 9,862 to only 712 cases and 43 fatalities confirmed in 2011 (http://www.cdc .gov/ncidod/dvbid/westnile/index.htm). The reasons for this decline remain unclear because avian amplification h...
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The national resurgence of human West Nile virus (WNV) disease in 2012 raised questions about the factors responsible for WNV outbreaks. Interannual climatic variations may influence WNV amplification and transmission to humans through multiple pathways, including mosquito breeding habitats, gonotrophic cycles, extrinsic incubation, avian communities, and human behavior. We examined the influen...
متن کاملWest Nile Virus
Disease: West Nile virus (WNV) is commonly referred to as West Nile fever or West Nile encephalitis. It is a part of the viral family called Flaviviridae, genera flavivirus. [2] WNV is a single-stranded RNA virion that is encased in a lipid envelope. [2] WNV is usually a neurotropic virus, meaning that it tends to replicate and exert its effects within neurological related cells and regions (br...
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ورودعنوان ژورنال:
- Annals of internal medicine
دوره 157 11 شماره
صفحات -
تاریخ انتشار 2012