Litter no. | Litter size; stillborn; lost to injury | Age (day); body weight (kg) at inoculation | Inoculum strain (passage)D; dose (log10 GE/pig); processing method | Piglet condition | Sow condition | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Morbidity (%)A | Mortality (%)A | Highest fecal PEDV shedding titer (log10 GE/mL) | Onset of diarrhea (dpi) | Duration of diarrhea (days)C | Duration of hypothermia (days)C | First week mean body weight gain (kg)C | Anorexia | Diarrhea (RS ≧ 2) | Highest fecal PEDV shedding titer (log10 GE/pig) | ||||||
RS = 3B | RS ≧ 2B | RS ≧ 1B | |||||||||||||
A | 7; 0; 1 | 3; NA | Iowa106 (P0); 12; F&T 2×, filtrated | 100 (6/6) | 0 (0/5) | 11.24 ± 1.80a,b | 1 | 1.80 ± 0.45b | 4.20 ± 0.84c | 7.00 ± 0.71a,b | NA | NA | 0 | 0 | 9.46 |
B | 14; 3; 1 | 3; 1.67 ± 0.31b | Iowa106 (P1); 10; F&T 1×, | 100 (10/10) | 75 (6/8) | 11.08 ± 0.05b | 2 | 4.67 ± 0.58a | 6.33 ± 0.57a,b | 8.33 ± 1.53a | 6.75 ± 1.71a | −0.28 ± 0.16c | 4 | 4 | 11.08 |
C | 12; 1; 1 | 4; 1.8 ± 0.10b | Iowa106 (P1); 12; F&T 2× | 100 (10/10) | 0 (0/10) | 12.67 ± 0.48a | 2 | 4.00 ± 1.11a | 5.78 ± 0.97b | 6.56 ± 0.73b | 1.11 ± 0.93c | −0.1 ± 0.20c | 1 | 2 | 11.60 |
D | 11; 0; 1 | 4; 2.2 ± 0.30a | Iowa106 (P1); 12; F&T 2× | 100 (10/10) | 0 (0/10) | 12.17 ± 0.47a | 2–3 | 1.56 ± 0.73b | 3.44 ± 1.01c | 6.00 ± 1.41b | 0.00 ± 0.00d | 0.5 ± 0.30b | 0 | 0 | 9.40 |
E | 13; 2; 0 | 4; 1.60 ± 0.42b | PC21A (P2); 10; F&T 1× | 100 (11/11) | 55 (6/11) | 11.80 ± 0.89a | 1 | 5.25 ± 0.96a | 7.20 ± 0.45 a | 8.25 ± 1.26a | 3.22 ± 2.17b | 0.03 ± 0.31c | 2 | 5 | 9.67 |
F | 10; 2; 1 | 4; 1.80 ± 0.16b | Mock | 0 (0/7) | 0 (0/7) | ND | ND | 0.00 ± 0.00c | 0.00 ± 0.00d | 0.00 ± 0.00c | 0.00 ± 0.00d | 0.95 ± 0.16a | 0 | 0 | ND |