Table 3 Experimental design with vaccination and challenge strategies for PRRSV, M. hyopneumoniae (Mhp), and PCV2 at different days post-challenge (dpc)
Groups | Vaccination (dpc) | Challenge (dpc) | Necropsy (dpc) | |
|---|---|---|---|---|
−35 | −14 | 0 | 28 | |
Age (days) | 21 | 42 | 56 | 84 |
Vac3FLEX/Ch3 | 3FLEX | PRRSV/Mhp | PCV2 | 20 pigs |
VacMhp/ChMhp | MycoFLEX | Mhp | None | 20 pigs |
VacPCV2/ChPCV2 | CircoFLEX | None | PCV2 | 20 pigs |
VacPRRS/ChPRRSV | Ingelvac PRRS MLV | PRRSV | None | 20 pigs |
UnVac/Ch3 | None | PRRSV/Mhp | PCV2 | 10 pigs |
UnVac/ChMhp | None | Mhp | None | 10 pigs |
UnVac/ChPCV2 | None | None | PCV2 | 10 pigs |
UnVac/ChPRRSV | None | PRRSV | None | 10 pigs |
UnVac/UnCh | None | None | None | 10 pigs |