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West Nile Virus

Vaccine said to be effective in mice

Published in Medical Letter on the CDC and FDA, September 7th, 2003

A mild virus related to dangerous West Nile protected mice from the deadly disease when used as a vaccine, a team of Australian researchers reports.

West Nile virus has been spreading rapidly since it was first reported in the United States in 1999. It causes flu-like symptoms and encephalitis and has resulted in numerous deaths. There is no current cure.

The U.S. Centers for Disease Control and Prevention (CDC) in Atlanta said recently that the mosquito-borne disease is spreading faster than expected this summer.

Last year 284 died and 4156 people tested positive for the virus in 44 states. CDC said it expects this year to exceed...

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