Blood type A(B) is caused by a four gene mutations and was discovered when the blood of patients and donors was being studied ...

Blood transfusions are a cornerstone of modern medicine, saving lives during surgeries and emergencies. But for people with extremely rare blood types, finding a compatible donor can be a matter of ...

Only one in every six million people have the Rh null blood type. Now researchers are trying to grow it in the laboratory in the hope it could save lives. Blood transfusions have transformed modern ...

The type of blood you have circulating around your body is classified based on the presence or absence of specific markers on the surface of your red blood cells. These markers, known as antigens, ...

Human blood already comes in a bewildering variety of types, but researchers have now identified a new one so rare that only ...