Most major blood groups were identified early in the 20th century. Many discovered since, like the Er blood system first ...

A 50-year-old medical mystery involving a missing blood marker has finally been unraveled. Researchers have identified a new ...

B lood is made up of red blood cells, white blood cells, platelets, and plasma. Markers called antigens are found on the ...

Scientists have discovered the secret behind a very rare blood type called AnWj. They figured out which gene is responsible ...

On the surface of the red blood cells are proteins and sugars called antigens. They serve as markers to characterize each ...

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.

While we're all more familiar with the ABO blood group system and the Rh factor (that's the plus or minus part), humans actually have many different blood group systems based on the wide variety of ...

Learn how IVIG works to treat and manage HDFN, as well as other treatments that may improve an HDFN-affected infant's ...

Knowing your blood type is more important than you think. Here's why and tips for finding yours before an emergency happens.

Although the media and the public are worried about the infectious risks of transfusion, hemovigilance reports show that antigen ... blood to a group O recipient). Fortunately, the vast majority ...

Blood type is categorized into one of these eight groups: A-positive ... response -- on the surface of red blood cells. There are ABO antigens, which designate ABO blood types.