Table 2 Piglets immunized with recombinant PRV SA215/VP2 survival following challenge with a lethal dose of virulent PRV Fa strain
Group | Vaccination dose | Challenge dose | Number of piglets | Number of death | Protection (%) |
|---|---|---|---|---|---|
PRV SA215/VP2 | 5×105 TCID50 | 1×106 TCID50 | 5 | 0 | 100 |
PRV SA215 | 5×105 TCID50 | 1×106 TCID50 | 5 | 0 | 100 |
Inactivated PPV vaccine | 2ml | 1×106 TCID50 | 5 | 4 | 20 |
PBS | 2 ml | 1×106 TCID50 | 5 | 2 | 40 |