TABLE 2.

Titers of antibodies against FMDV and swine challenge test results

Group and no. of dpvaAntibody titersRatio of protection (%)
Recombinant protein
    0<1:4, <1:4, <1:4, <1:4, <1:45/5 (100)
    301:128, 1:90, 1:90, 1:64, 1:90
Inactivated vaccine
    0<1:4, <1:4, <1:4, <1:4, <1:45/5 (100)
    301:128, 1:90, 1:64, 1:128, 1:64
PBS control
    0<1:4, <1:4, <1:4, <1:4, <1:40/3 (0)
    1<1:4, <1:4, <1:4
  • a dpv, days postvaccination.