A 54-year-old member asked:
How do antigens differ according to each blood type?
1 doctor answer
Dr. Michael P Vaughn answered
33 years experience in Allergy and Immunology
ABO blood types: A positive persons have "a" antigens on their blood cells, b-positive have "b". And ab positive have both. "o" blood cells have neither.
Answered on Jul 23, 2017
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