| Naïve control | pCAG-HAk | pCAG-optiHA | pCI-HAk |
Antibody response |
|
|
|
|
Prior to challenge | 0 | 0 | 0 | 0 |
Post challenge | 6.0 ± 2.0* | 5.6 ± 1.7 | 5.0 ± 3.4 | 8.2 ± 2.2 |
Virus shedding |
|
|
|
|
Oropharyngeal swabs | 17/24 (70.8)**a | 9/20 (45)a | 12/20 (60)a | 12/20 (60)a |
Cloacal swabs | 3/24 (12.5)a | 0/20 (0)a | 0/20 (0)a | 1/20 (5)a |