Prevalence of West Nile Virus antibodies in blood samples from song birds collected from the Fountain Creek Region of Colorado
West Nile Virus (WNV) is a positive strand RNA virus (Flaviviridae) that is transmitted by mosquitoes (Culex species). The virus is normally maintained and amplified in avian reservoir hosts, but infected mosquitoes also bite humans, horses, and other vertebrates which can result in the transmission of the virus. WNV infections have been reported all over North America, including recent infections in Colorado. Mosquitoes are routinely sampled for the presence of WNV, but bird populations are more difficult to trap and analyze. In a collaborative effort, birds were trapped, banded, and blood ...
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