TABLE 1.

Antigenic specificities of chimeric viruses

VirusAntibody specificitya
NIYF17DDengue-2Dengue-4
YF5.2iv<1.03.9<1.0<1.0
Dengue-2<1.0<1.03.0<1.0
YFV/dengue-2<1.0<1.03.0<1.0
Dengue-4<1.3<1.32.33.3
YFV/dengue-4<1.0<1.02.63.6
  • a Antibody refers to hyperimmune ascitic fluid to respective viruses. NI indicates nonimmune ascitic fluid. All values are log reciprocals of the 90% plaque reduction neutralization titer.