Assertion: antigen's antibody | /r/HasProperty | directed against disaccharide galactose
Facets:
Source sentences:
text: Many natural antibodies are directed against the disaccharide galactose α(1,3)-galactose (α-Gal), which is found as a terminal sugar on glycosylated cell surface proteins, and generated in response to production of this sugar by bacteria contained in the human gut.