Antigens, such as those of the ABO system (groups A ... A new study published in Scientific Reports finds that ...

the most common and serious are intravascular hemolytic transfusion reactions because of ABO incompatibility caused by giving the wrong blood to a patient (e.g. group A blood to a group O recipient).

Many people are familiar with the ABO blood typing system, which lumps blood into the groups A ... In this scenario, called Rh incompatibility, the pregnant person's immune system may create ...