Assertion: autoimmune disease's system | /r/CapableOf | begin producing antibody
Facets:
value: in response to an unknown trigger
type: CAUSE
Source sentences:
text: In response to an unknown trigger, the immune system may begin producing antibodies that instead of fighting infections, attack the body's own tissues.
text: Autoimmune disease occurs when the body’s immune system fails and starts producing antibodies which react against some of the body’s own tissues.
text: In response to an unknown trigger, the immune system begins producing antibodies that instead of fighting infections, attack the body’s own tissues.