Assertion: immune system | /r/CapableOf | fight intruder
Facets:
Source sentences:
text: Once a foreign cell or protein is detected, the immune system creates antibodies to fight the intruders, and sends special cells ('phagocytes') to eat them up.
text: Once a foreign cell or protein is detected, the immune system creates antibodies to fight the intruders, and sends special cells ('phagocytes') to eat them up.