IFNA1 and infection: However, significant increases in the transcription of goose IFNα, IFNγ, IL1β, and IL6 were all observed after infection with these two types of virus (TMUV and GPV) (P < 0.01; P < 0.01; P < 0.01; P < 0.01) (Fig. 4B,D,F,H).