Neuraminidase is a kind of glycosidoprotein, it resides the surface of influenza virus A and B-, and plays a key part in the process of virus duplication and infection.

神经氨酸酶是存在于A、B型流感病毒表面的糖蛋白，在流感病毒复制和感染过程中起关键酶的作用。