XK and influenza: The same phylogenetic clustering was found for the NA N1 gene segment of influenza A/chicken/Egypt/F71-F114C/2022(H5N1) and A/chicken/Egypt/N12640A/2016 (H5N1), which is highly distinct from the NA N8 of influenza A/chicken/Egypt/F71-S86C/2022(H5N8) (Figure 1b).