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Volume 8, Number 3—March 2002

Research

Immunization with Heterologous Flaviviruses Protective Against Fatal West Nile Encephalitis

Robert B. TeshComments to Author , Amelia P.A. Travassos da Rosa, Hilda Guzman, Tais P. Araujo, and Shu-Yuan Xiao
Author affiliations: University of Texas Medical Branch, Galveston, Texas, USA;

Main Article

Table 6

Serologic response of hamsters following immunization with the 17D yellow fever (YF) vaccine and subsequent challenge with West Nile virus (WNV)

Hamster no. HI antibody titer 30 days after YF immunization HI antibody titer 6 days after WNV challenge WN MAC-ELISA 6 days after WNV challenge
YF WNV YF WNV
8226 1:20 1:20 1:320 1:320 0.783a
8227 1:40 1:20 1:320 1:320 0.484
8228 1:80 1:40 1:640 1:640 0.378
8229 <1:20 1:20 1:640 1:640 0.311
8230 <1:20 1:20 1:320 1:320 0.694
8231 1:40 1:20 1:640 1:640 0.511
8233 1:40 1:20 1:320 1:320 0.345
8234 1:20 1:20 1:640 1:640 0.418
8235 1:40 1:40 1:320 1:320 0.658

aOptical density value (>0.200 is positive).
HI = hemagglutination inhibition.

Main Article

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