Canadian Medical Guide > Chemicals and Drugs > Immunologic and Biological Factors > Immunologic Factors > Antigens > Isoantigens Terms and Definitions




Isoantigens

Medical Definition: Antigens that exist in alternative (allelic) forms in a single species. When an isoantigen is encountered by species members who lack it, an immune response is induced. Typical isoantigens are the BLOOD GROUP ANTIGENS.
Also Called: Alloantigens
Isoantigens Categories.
Canadian Medical Guide Definition Antigens, Human Platelet - Human alloantigens expressed only on platelets, specifically on platelet membrane glycoproteins. These platelet-specific antigens are immunogenic and can result in pathological reactions to transfusion therapy.

Isoantigens Medical Definitions and Terms

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