ABO system Hear it!

ABO system definition

ABO system

a system of antigens found on human red blood cells, together with the corresponding antibodies of these antigens: inherited antigens determine major blood types (A, B, AB, O), which help determine compatibility for blood transfusions

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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