《英文msh词典》Factors,ABO
[入口词] Factors,ABO
[主题词] ABO Blood-Group System
[英文释义] The major human blood type system which depends on the presence or absence of two antigens A and B. Type O occurs when neither A nor B is present and AB when both are present. A and B are genetic factors that determine the presence of enzymes for the synthesis of certain glycoproteins mainly in the red cell membrane.