Rhesus blod type (Rh
Exposure to cell surface antigens on blood cells can trigger the production of antibodies.
The primary antigens that need to be matched to prevent destruction of foreign cells by transfusion reactions are the a & b antigens. In addition, antigen
d should also be matched. ( the "d" antigen is one of the 50 rhesus antigens found in humans. If you lack this antigen on your cells you are rh negative.