highly significantP-value < 0.0001
Furthermore, matrine at 128 ng/mL had a very highly significant anti-BVDV effect compared to this extract at 4, 8, 16 and 32 ng/mL (P-value < 0.0001), and had a significant anti-BVDV effect compared to 64 ng/mL (P-value < 0.05).