Table 2. Serum antibody levels among treatment groups by day post inoculation.
| Assay | Group | Day post inoculation | ||
|---|---|---|---|---|
| -4 | 0a | 14 | ||
| 1 | <1:8 (4.6) | <1:8 (4.6) | 1:64 (6.1) | |
| 2 | <1:8 (4.6) | 1:5.3 (4.6) | 1:19.7 (4.9) | |
| FFN arithmetic mean (SE) | 3 | <1:8 (4.6) | 1:6.1 (4.6)b | 1:19.7 (4.9) |
| 4 | <1:8 (4.6) | 1:8.0 (4.6)b | 1:32.0 (5.3) | |
| 5 | <1:8 (4.6) | 1:17.1 (4.6)b | 1:11.3 (4.9) | |
| 6 | <1:8 (4.6) | 1:32.0 (4.6)b | 1:16.0 (5.3) | |
| 1 | 0.5 (0.2) | 0.2 (0.2) | 2.2 (0.4) | |
| 2 | 0.7 (0.2) | 0.7 (0.2) | 2.0 (0.2) | |
| PEDV IgA ELISA least square mean S/P (SE) | 3 | 0.6 (0.2) | 1.1 (0.2) | 1.9 (0.3) |
| 4 | 0.6 (0.2) | 1.8 (0.2)b | 1.3 (0.3) | |
| 5 | 0.6 (0.2) | 2.8 (0.2)b | 1.2 (0.2) | |
| 6 | 0.7 (0.2) | 3.3 (0.2)b | 1.4 (0.3) | |
| 1 | 0.6 (0.1) | 0.5 (0.1) | 1.7 (0.2) | |
| 2 | 0.7 (0.1) | 0.7 (0.1)b | 1.0 (0.1) | |
| PEDV IgG ELISA least square mean S/P (SE) | 3 | 0.7 (0.1) | 0.7 (0.1)b | 1.5 (0.2) |
| 4 | 0.7 (0.1) | 0.8 (0.1)b | 1.3 (0.2) | |
| 5 | 0.7 (0.1) | 1.1 (0.1)b | 1.0 (0.1) | |
| 6 | 0.7 (0.1) | 1.4 (0.1)b | 0.9 (0.2) | |
a24 hours following intraperitoneal administration of concentrated PEDV antibody
bSignificantly different from Group One (Wilcoxon rank test, p < 0.02)