Blood-group antigens are specific molecules present on the surface of red blood cells that determine an individual's blood type. They can trigger immune responses, especially during blood transfusions or organ transplants.
5 Must Know Facts For Your Next Test
The ABO and Rh systems are the most well-known blood-group antigen systems.
Mismatch of blood-group antigens during transfusion can cause severe immune reactions, including hemolytic reactions.
Blood-group antigens are genetically inherited and follow Mendelian inheritance patterns.
Certain infections and autoimmune conditions can alter the expression of blood-group antigens.
Blood-group antigen compatibility is crucial in organ transplantation to prevent graft rejection.