TABLE 1.
Species | Type of IFN | IFN titer (U/ml)a
|
|
---|---|---|---|
Duck fibroblasts | Chicken fibroblasts | ||
Duck | IFN-γ 6.1.7 | 512 | ND |
IFN-γ 3.1.2 | 2,048 | 128 | |
IFN-α | 25,000 | 2,048 | |
Chicken | IFN-γ | NDb | 128 |
IFN-α | ND | 50,000 |
Recombinant duck and chicken IFNs were assayed for their ability to inhibit the cytopathic effect of VSV in duck and chicken cells.
ND, not detectable.