Blood Group Basics

blood group  Enzymatic conversion of RBC glycans to the universal group O is an attractive solution to simplify blood logistics and prevent ABO-mismatched Individuals with type A blood—without any prior exposure to incompatible blood—have preformed antibodies to the B antigen circulating in their blood plasma

Takeaway The ABO system is the best known way of classifying blood types In this system, there are eight main types O positive is the most common, and AB blood group genotyping that avoids potential errors caused by null, subgroup, and hybrid alleles Transfusion 47: 2110–2125 Høstrup H A and B blood group

What are the rarest blood types? · O positive: 35% · O negative: 13% · A positive: 30% · A negative: 8% · B positive: 8% · B negative: 2% · AB positive: 2% · AB What are the rarest blood types? · O positive: 35% · O negative: 13% · A positive: 30% · A negative: 8% · B positive: 8% · B negative: 2% · AB positive: 2% · AB