Blood Bank Immunity: Understanding Antigens and Antibodies

BLOOD BANK

Immunity

- process by which a host organism protects itself from attacks by external and internal agents

Antigen and Antibody

Antigen

- A substance that on introduction gives rise to a formation of antibodies that reacts specifically with the same antigenic substance

Antibody

- A gamma-globulin product of an immune response, (also called immunoglobulin) that reacts with antigen against which it is stimulated