Figure 2From: Comparative analysis between a low pathogenic and a high pathogenic influenza H5 hemagglutinin in cell entryComparative analysis of HA 0 cleavage site sequence in viral entry. (A) Sequence alignment of site-direct mutagenesis in HA0 cleavage site sequences of HA USDA and HA QH. (B) Relative infectivity of pseudoviruses containing specified HA0 cleavage site sequences.Back to article page