A型流感病毒 influenza A virus ; influenza virus type a ; duck origin influenza virus ; influenza virus a type

a型流感病毒 influenza c virus ; influenza virus a ; avian influenza virus a

A型流感病毒H5N1凝集素H5N H5N1 Hemagglutinin A

A型流感病毒H9N1血凝素型抗体H9N H9N1 Hemagglutinin A

A型流感病毒H9N1神经氨酸酶型抗体H9N H9N1 Neuraminidase A

鼠抗A型流感 mouse anti influenza a

山羊抗A型流感 goat anti influenza a

a型禽流感病毒 avian influenza virus a

A型人流感 human influenza A