Imagine having a blood type so rare that only two other people in the entire world could match it. That’s the reality for ...

Findings indicate blood group A elevates the risk of primary biliary cholangitis, suggesting ABO group analysis could aid in ...

ABO blood groups are the most basic system of blood typing. This system divides blood into four groups – A, B, AB and O. The other main grouping used is the Rhesus (Rh) system, which is either ...

The ABO blood group system was discovered over a hundred years ago by Karl Landsteiner, a discovery that would ultimately make modern transfusion and transplantation therapies possible. It is one mark ...

The ABO blood group system, defined by the presence or absence of A and B antigens on red blood cells, is one of the most extensively studied genetic polymorphisms. The genetics underlying this system ...

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. Many people know ...