this report examines the ability of three sialic acids ( sa ) , n-acetylneuraminic acid ( neuac ) , n-glycollylneuraminic acid ( neugc ) , and 9-o-acetyl-n-acetylneuraminic acid ( 9-o-ac-neuac ) , to serve as receptor determinants for 18 human and animal influenza type a viruses .
C0037025
sialic acids
C0067762
n-acetylneuraminic