Table 2.
Viral isolation from nasal swabs (NSs), rectal swabs (RSs), and white blood cells (WBC) at different time points.
| BVDV strains | Sample | No. of calves from which virus was isolated/total | ||||||
|---|---|---|---|---|---|---|---|---|
| no. of animals tested | ||||||||
| 1 dpi | 3 dpi | 5 dpi | 7 dpi | 9 dpi | 11 dpi | 14 dpi | ||
| BVDV-1a HN-03 | NSs | 0/3 | 1/3 | 0/3 | 0/3 | 1/3 | 0/3 | 0/3 |
| RSs | 1/3 | 0/3 | 1/3 | 2/3 | 2/3 | 0/3 | 1/3 | |
| WBC | 0/3 | 0/3 | 1/3 | 2/3 | 1/3 | 0/3 | 0/3 | |
| BVDV-1m HB-01 | NSs | 0/3 | 0/3 | 1/3 | 0/3 | 1/3 | 0/3 | 0/3 |
| RSs | 1/3 | 0/3 | 0/3 | 2/3 | 0/3 | 0/3 | 0/3 | |
| WBC | 0/3 | 1/3 | 1/3 | 3/3 | 2/3 | 1/3 | 0/3 | |
| BVDV-1v HB-03 | NSs | 0/3 | 1/3 | 0/3 | 0/3 | 0/3 | 0/3 | 0/3 |
| RSs | 1/3 | 0/3 | 0/3 | 2/3 | 1/3 | 0/3 | 0/3 | |
| WBC | 0/3 | 0/3 | 1/3 | 2/3 | 1/3 | 0/3 | 0/3 | |
| Negative control | NSs | 0/3 | 0/3 | 0/3 | 0/3 | 0/3 | 0/3 | 0/3 |
| ASs | 0/3 | 0/3 | 0/3 | 0/3 | 0/3 | 0/3 | 0/3 | |
| WBC | 0/3 | 0/3 | 0/3 | 0/3 | 0/3 | 0/3 | 0/3 | |