Assertion: antigen's antibody | /r/HasProperty | reacted with the blood group antigens
Facets:
value: in the saliva
type: LOCATION
Source sentences:
text: When commercial RBC of the appropriate blood group are then added to the test mixture, there should be no free antibody to agglutinate them if the patient is a secretor, because the antibodies have already reacted with the blood group antigens in the saliva.