ABO BLOOD GROUPS

ABO BLOOD GROUPS There are four types of blood groups in human beings: A, B, AB and O. These are based on types of proteins on the cell membrane of red blood cells. There are two types of proteins denoted by the letters A and B which are antigens. In the plasma are antibodies specific to these antigens denoted as a and b. A person of blood group A has A antigens on the red blood cells and b antibodies in plasma. A person of blood group B has B antigens on red blood cells and a antibodies in plasma. A person of blood group AB has A and B antigens on red blood cells and no antibodies in plasma. A person of blood group A has no antigens on red blood cells and A and B antibodies in plasma.   Blood Transfusion Blood transfusion is the transfer of blood… Read More »ABO BLOOD GROUPS