TABLE 4.
Detection of virus replication in goose 15a/01-vaccinated turkeys following challenge with virulent aMPVa
| Days postvaccination | No. of birds testing positive that were vaccinated at:
|
|||
|---|---|---|---|---|
| 1 day old
|
2 wk old
|
|||
| Unvaccinated | Vaccinated | Unvaccinated | Vaccinated | |
| 2 to 5 | 16/16 (2/2) | 0/22 (0/2) | 1/1 (1/4) | 1/2 (0/4) |
| 6 to 8 | 2/2 (1/2) | 0/2 (0/2) | 2/2 (0/2) | 2/2 (0/2) |
| 10 to 14 | 2/2 (0/2) | 0/2 (0/2) | 3/4 (1/4) | 3/3 (1/4) |
| Total | 20/20 (3/6) | 0/26 (0/6) | 6/7 (2/10) | 6/7 (1/10) |
a
Data are presented as number positive for aMPV RNA by RT-PCR/total number tested, with number positive for viral antigens by immunohistochemistry/total number tested in parentheses.