serologic survey of west nile virus in horses from central-west, northeast and southeast brazil.since the emergence of west nile virus (wnv) in north america in 1999, there have been several reports of wnv activity in central and south american countries. to detect wnv in brazil, we performed a serological survey of horses from different regions of brazil using recombinant peptides from domain iii of wnv. positive samples were validated with the neutralisation test. our results showed that of 79 elisa-positive horses, nine expressed wnv-specific neutralising antibodies. eight of the infect ...024037110
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