Figure 2
From: Highly Pathogenic Avian Influenza A(H5N1) Virus Struck Migratory Birds in China in 2015
Histopathologic analysis in lung, brain and small intestine of the dead whooper swan and pochard naturally infected by the H5N1 virus.
Representative pictures of the lung (A,D), brain (B,E) and small intestine (C,F) of the whooper swan (A–C) and pochard (D–F) infected by the Sanmenxia Clade 2.3.2.1c H5N1 isolate. Scale bar = 200 μm. Bronchial epithelial cell desquamation, congestion and hemorrhage are found in the lungs (A,D); Inflammatory cells infiltrate around blood vessel and nerve cells are found in the brains (B,E). Intestinal villus desquamation, lymphatic tissue cells neorobiosis and disaggregation under mucosa are found in the small intestines (C,F).
