Assertion: antigen | /r/HasProperty | lipid
Facets:
Source sentences:
text: An antigen can be a protein, polysaccharide or lipid on the surface of a pathogen.
text: They may be proteins, carbohydrates, nucleic acids or lipids.
text: Most antigens have a large molecular weight and are chemically composed of proteins or polysaccharides, but may also be lipids, polypeptides, or nuclear acids, among others.
text: Antigens can be either proteins, carbohydrates, lipids or nucleic acids.
text: But they can be lipids, carbohydrates or nucleic acids.
text: Antigens can be proteins, polysaccharides, lipids or nucleic acids.
text: Antigens can be proteins, polysaccharides or lipids.