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“The report of a dead bird testing positive for West Nile virus means it is time for residents to begin protecting themselves from mosquitoes,” said Yolo County Public Health Officer, Dr ...
West Nile virus can be sampled from the environment by the pooling of trapped mosquitoes via ovitraps, carbon dioxide-baited light traps, and gravid traps, testing blood samples drawn from wild birds, dogs, and sentinel monkeys, and testing brains of dead birds found by various animal control agencies and the public.
If dead birds are found in a neighborhood, the event should be reported to local authorities. This may help health departments do surveillance and determine if the birds are infected with West Nile Virus. [61] Despite the commercial availability of four veterinary vaccines for horses, no human vaccine has progressed beyond phase II clinical trials.
The Sandusky County Health Department reported that West Nile Virus was found in a dead blue jay last month in the Gibsonburg area. The disease is transmitted through mosquito bites.
U.S. West Nile virus (WNV) neuroinvasive disease incidence as of Sep 4, 2012. The West Nile virus quickly spread across the United States after the first reported cases in Queens, New York, in 1999. The virus is believed to have entered in an infected bird or mosquito, although there is no clear evidence.
West Nile virus can infect mosquitoes, birds, humans, horses and other mammals. ... West Nile does not spread from person to person, as humans are considered a “dead-end hosts,” per the CDC.
In July 2003, Petersen was chatting with a neighbor after work about West Nile. Birds had been dropping dead that year at a nearby lake, which Petersen said indicated the virus had arrived ...
The risk of West Nile virus in Placer County is low at this point this season, the county said. County staff have not detected West Nile virus in mosquito or dead bird samples for the last four weeks.