Pig Group | Pig numbers | Inoculum dilution a | Calculated inoculum infectious titers (log 10 PFU/mL) b | Calculated inoculum RNA titers (log 10 GE/mL) b | Diarrhea (percent) c | Fecal virus RNA shedding (log 10 GE/mL) |
---|---|---|---|---|---|---|
G1 | 4 | 10ā3 | 4 | 10 | 4/4 (100) | 11.8-13.0 |
G2 | 5 | 10ā4 | 3 | 9 | 5/5 (100) | 12.5-12.9 |
G3 | 5 | 10ā5 | 2 | 8 | 5/5 (100) | 12.0-13.4 |
G4 | 13 | 10ā6 | 1 | 7 | 13/13 (100) | 9.8-13.3 |
G5 | 8 | 10ā7 | 0 | 6 | 8/8 (100) | 11.5-13.7 |
G6 | 5 | 10ā8 | ā1 | 5 | 2/5 (40) | 11.4-12.4 |
G7 | 4 | 10ā9 | ā2 | 4 | 0/4 (0) | -d |
G8 | 5 | 10ā10 | ā3 | 3 | 0/5 (0) | - |
Control 1g | 2 | PBS | - | - | 0/2 (0) | - or 5.0 |
Control 2 | 2 | PBS | - | - | 0/2 (0) | - |
One litter of PEDV-naĆÆve Sow E | 12 | 10ā5(100 PDD50) | 2 | 8 | 12/12 (100) | 11.8-13.0 |
One litter of PEDV-preexposed Sow F | 13 | 10ā3 (10,000 PDD50) | 4 | 10 | 0/13 (0) | 5.1-8.9 e |
One litter of PEDV-preexposed Sow G | 10 | 10ā4 (1,000 PDD50) | 3 | 9 | 0/10 (0) | 4.9-5.5 f |