The inhibitory agent has several features characteristic of a ganglioside , including sensitivity to neuraminidase but not protease treatment ; hydrophobicity ; and molecular weight less than 3 kDa .
the inhibitory agent has several features characteristic of a ganglioside , including sensitivity to neuraminidase but not protease treatment ; hydrophobicity ; and molecular weight less than 3 kda .
O O O O O O O O O B-other_organic_compound O O O O B-protein_molecule O O B-protein_family_or_group O O B-other_name O O O O O O O O O