West Nile virus arrived in America in 1999 and made it to California three years later.
There are no medications to treat West Nile virus or vaccines to prevent infection.
CNN: West Nile virus on the rise in the U.S., health officials say
By August 15th county leaders had reported some 200 West Nile infections and ten deaths.
The budget hotel chain plans to open a contemporary 210-bedroom hotel on West Nile Street in October.
West Nile virus peaked in 2002 and 2003, when severe cases of the disease reached nearly 3, 000.
Mosquitoes, and the West Nile virus that some of them carry, are thriving in California's plunging property market.
Mosquitoes also may begin breeding extensively, leading to outbreaks of West Nile virus.
West Nile is not the only developing-country disease that has seeped into America.
The best way to prevent West Nile disease is to avoid mosquito bites.
"This declaration will expand our avenues for assistance in our ongoing battle with West Nile virus, " Jenkins said in a statement.
In the north-west, the West Nile Liberation Front, a mixture of discontented Ugandans and Congolese plus Rwandan Hutus, is causing problems.
ECONOMIST: The Hutu-Tutsi divide: Spreading poison in the Great Lakes | The
By August 29th the number of documented West Nile infections in Dallas had reached 309, and the deaths had crept to 13.
West Nile virus was first reported in the United States in 1999 in New York, and then gradually spread across the country.
The firm plans to use some of the smallpox proceeds to help develop its experimental vaccines for West Nile virus and dengue fever.
According to the United States' Centers for Disease Control and Prevention (CDCP), it was the worst year for West Nile virus since 2003.
West Nile virus was first identified in Africa in the 1930s, before spreading out from there and appearing in North America in 1999.
This week, Central Park was abruptly closed, and a free concert postponed, after the discovery there of mosquitoes carrying the West Nile virus.
By this point last year officials there had discovered nine birds that had been killed by West Nile virus and not one infected mosquito.
" As for West Nile virus, the villainous mosquito here "is the most widely distributed mosquito in the world, common on every continent but Antarctica.
He said doctors in Florida tested the donor for various causes of encephalitis, including West Nile Virus and herpes, but did not test for rabies.
However, one virus which may cause a problem is West Nile Virus, a potentially deadly condition which peaks in the US in August and September.
One is supposedly impersonal and medical: West Nile Virus encephalitis.
The incidence of West Nile virus has remained the same for the past four years, and Petersen says he doesn't expect this year to be any different.
More effective repellents could play a major role in reducing the death toll from diseases spread by mosquitoes, including malaria, encephalitis, West Nile, dengue, hemorrhagic and yellow fevers.
BBC: NEWS | Science/Nature | Chemical key to mosquito biting
Mayo Clinic vaccine researcher Gregory Poland counts more than a dozen new diseases that have emerged in the last few decades: HIV, Lyme disease, West Nile virus, avian influenza.
Only about one in five people infected with West Nile gets sick, and one in 150 of those will develop severe symptoms, including neck stiffness, disorientation, coma and paralysis.
The death toll from US cases of West Nile virus, which has killed scores of people, has risen by nearly a third in a week, according to health officials.
The water is also an excellent breeding ground for mosquitoes, particularly in the warm, wet climate of the Gulf Coast, which could mean a spike in mosquito-borne illnesses such as West Nile virus.
As New Orleans recovers, it is possible that there could be West Nile cases as a result of breeding mosquitoes and that there will be more injuries from power tools, particularly chainsaws, as people try to rebuild.
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