Figure 4From: Heterogeneous pathological outcomes after experimental pH1N1 influenza infection in ferrets correlate with viral replication and host immune responses in the lungImmunohistochemical caracterization of inflammatory cell populations in ferret lungs infected with pH1N1 IAV at 4 dpi. IHC stain for positive cells. Haematoxylin counterstain (40× objective field).Back to article page