Table 3.
Group | Piglet no. | Days after oral challenge | |||||
---|---|---|---|---|---|---|---|
0 | 1 | 2 | 3 | 4 | 5 | ||
1 | 1 | −a | − | ++a | ++ | ++ | +a |
2 | − | +++a | +++ | ++ | ++ | + | |
3 | − | − | +++ | +++ | +++ | + | |
4 | − | − | +++ | ++ | ++ | ++ | |
5 | − | + | +++ | +++ | + | + | |
6 | − | − | +++ | +++ | ++ | + | |
2 | 1 | − | +++ | ++ | +++ | +++ | + |
2 | − | − | ++ | ++ | + | + | |
3 | − | − | +++ | +++ | ++ | ++ | |
4 | − | − | ++ | ++ | ++ | + | |
5 | − | +++ | +++ | ++ | + | + | |
6 | − | +++ | +++ | ++ | ++ | ++ | |
3 | 1 | − | +++ | ++ | ++ | +++ | +++ |
2 | − | +++ | +++ | +++ | +++ | +++ | |
3 | − | +++ | Diedb | NDc | ND | ND | |
4 | 1 | − | − | − | − | − | − |
2 | − | − | − | − | − | − | |
3 | − | − | − | − | − | − |
a−, no diarrhea; +, mild diarrhea; ++, moderate diarrhea; +++, severe diarrhea
bMortality attributed to PEDV infection confirmed by RT-PCR and necropsy diagnosis
cNot determined due to the death of this piglet