The innate immunity responses, including type I and III interferon (IFN-β, IFN-κ, IFN-λ1), ISG (ISG54, MxA, MxB) and TLR3 mRNA expression, were studied at 8, 24 and 48 hours post transfection, which equal to 4, 20 and 44 hours post infection (hpi), respectively. Here, MX2 is linked to infection.