Assertion: lupus's antibody | /r/HasProperty | protein
Facets:
value: in the blood
type: LOCATION
Source sentences:
text: Antibodies are proteins in the blood that the body produces to fight off foreign agents.
text: Antibodies are proteins produced by the immune system to mark and neutralize invading substances such as bacteria and viruses.
text: Antibodies to histones, proteins that help to lend structure to DNA, are usually found in people with drug-induced lupus (DIL), but they can also be found in people with systemic lupus.