Blood types are determined by antigens -- a substance that triggers an immune response -- on the surface of red blood cells. There are ABO antigens, which designate ABO blood types. This is ...

There are 38 Kell antigens, but the two most significant are K (Kell) and k (Cellano). Like the A and B types in the ABO blood group, K and k are codominant, meaning you can express them both.

Red blood cells are complex — there's much more to blood types than A, B and O. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Coincidentally, in addition to appearing on red blood cells, blood group or ABO antigens are also present in this mucosal lining. Schematic of how bacterial enzymes converted A and B group red ...

Researchers at DTU and Lund University have discovered enzymes that, when mixed with red blood cells, are able to remove specific sugars that make up the A and B antigens in the human ABO blood ...

Researchers at DTU and Lund University have discovered enzymes that, when mixed with red blood cells, are able to remove specific sugars that make up the A and B antigens in the human ABO blood ...

"Our focus on mucin-degrading gut symbionts aimed at harnessing the co-evolutionary adaptation towards ABO antigens on intestinal mucins,” the researchers explained. When combined, several of the ...

Researchers at DTU and Lund University have discovered enzymes that, when mixed with red blood cells, are able to remove specific sugars that make up the A and B antigens in the human ABO blood ...

What are "rare" blood types? Although ABO and Rh groups are the most important blood groups for transfusions, there are hundreds of other antigens that have been found on the surface of people's ...

Getty Images People can define blood types using the ABO and Rhesus (Rh) blood group systems. These define blood types according to which antigens are present on red blood cells. Red blood cells ...