Volume 8, Number 12—December 2002
Efficacy of Killed Virus Vaccine, Live Attenuated Chimeric Virus Vaccine, and Passive Immunization for Prevention of West Nile virus Encephalitis in Hamster Model
|Animal no.||HI antibody titer WNV antigen||CF antibody titer WNV antigenc||WNV PRN antibody titerd|
aHI, hemagglutination inhibition; CF, complement fixation; PRN, plaque reduction neutralization; WNV, West Nile virus.
bAnimals 38 days after inoculation of virus strain NY385-99 (104.0 50% tissue culture infective dose50 given intraperitoneally).
cWNV antigen titer = >1:32.
dHighest serum dilution producing >90% plaque inhibition.
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