Table 1. Animals, JE challenge virus, infectious doses and time of necropsy.
| Animal No. | Sex | Age (yr) | Weight (Kg) | Challenge virus | Challenge dose (pfu) | Day necropsied |
| 1 | M | 6 | 6.1 | KE93, AP61-1, C6/36-1 | 2.3×107 | 12 |
| 2 | M | 7 | 9.9 | KE93, AP61-1, C6/36-1 | 6.6×106 | 12 |
| 3 | M | 7 | 8.5 | KE93, AP61-1, C6/36-1, DA-349-1, SM-2 | 2.0×109 | 11 |
| 4 | M | 6 | 4.9 | KE93, AP61-1, C6/36-1, DA-349-1, SM-2 | 2.0×109 | 11 |
| 5 | M | 5 | 5.3 | KE93, AP61-1, C6/36-1, DA-349-1, SM-2 | 2.0×109 | 11 |
| 6 | M | 5 | 5.2 | KE93, AP61-1, C6/36-1, DA-349-1, SM-2 | 2.0×1010 | 12 |
| 7 | M | 4 | 4.3 | KE93, AP61-1, C6/36-1, DA-349-1, SM-2 | 2.0×1010 | 10 |
| 8 | M | 3 | 4.5 | KE93, AP61-1, C6/36-1, DA-349-1, SM-2 | 2.0×1010 | 11 |
| 9 | M | 3 | 4.0 | KE93, AP61-1, C6/36-1, DA-349-1, SM-2 | 7.5×107 | 12 |
| 10 | M | 7 | 9.1 | KE93, AP61-1, C6/36-1, DA-349-1, SM-2 | 7.5×107 | 10 |
| 11 | F | 7 | 5.5 | KE93, AP61-1, C6/36-1, DA-349-1, SM-2 | 7.5×107 | 12 |
| 12 | F | 7 | 5.6 | KE93, AP61-1, C6/36-1, DA-349-1, SM-2 | 7.5×105 | 13 |
pfu – plaque-forming unit.
Animals were euthanized at the onset of stupor or coma.