The West Nile Virus BACKGROUND AND DISTRIBUTION A West Nile (WN) virus was first isolated in 1937 from the peripheral blood of a woman in the West Nile province of Uganda in Central Africa. Since then, WN viruses have been reported from North Africa (Egypt, Israel), East, Central, and South Africa, Asia (India, Pakistan), Borneo, Europe (Cyprus, France, Romania) and, most recently, the northeastern USA. Tests for antibody to WN suggest it has also been present …showed first 75 words of 2727 total…

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