Figure 2From: Pathogenicity of highly pathogenic avian influenza H5N8 subtype for herring gulls (Larus argentatus): impact of homo- and heterosubtypic immunity on the outcome of infectionMean virus shedding from respiratory and digestive tract of H5N8 HPAIV infected (A, B) gulls with preexisting homo- and heterologous immunity * and # denote significant differences between gulls from A and C groups and from B and C groups, respectively (P < 0.05).Back to article page