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In #ASMCaseReport: a unique case of HPAI H5N1 virus infection in an immunocompromised domestic cat. This case report cat highlights the need for developing an improved prevention plan for H5N1 infections in pet animals. Read the article: asm.social/2BJ
Photomicrographs of necrotizing lesions in a cat infected by the H5N1 influenza virus. Lesions include necrotizing bronchiolitis and bronchitis (A, D and G), hepatic necrosis (B, E and H), and splenic lymphoid necrosis (C, F and I) with colocalization of H5 RNA or influenza A virus NP antigen. (A–C) Hematoxylin and eosin staining; (D–F) RNAscope in situ hybridization with H5 RNA-specific probe; and (G–I): immunohistochemical staining with anti-NP monoclonal antibody (mAb #42-100).
September 22, 2025 at 4:28 PM