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 ...

A French woman from the Caribbean island of Guadeloupe has been identified as the only known carrier of a new blood type, dubbed "Gwada negative," France's blood supply agency has announced. The first ...

A team of scientists from Canada and Spain recently evaluated the durability of antigen-specific immune responses in coronavirus disease 2019 (COVID-19) recovered individuals. They have also ...

When a pregnant woman had her blood sampled back in 1972, doctors discovered it was mysteriously missing a surface molecule found on all other known red blood cells at the time. After 50 years, this ...

Most people know about blood group ABO, with its positives and negatives, but they aren’t the only types. Now, scientists from the University of Bristol and NHS Blood & Transplant have discovered a ...

A blood group is defined as the entire blood group system that is made up of red blood cell (RBC) antigens. Taken together, the specificity of RBC antigens is controlled by a series of either allelic ...

The first study to look at the prevalence of lesser-known blood groups within the Australian population that need to be "matched" during a blood transfusion shows they have changed, most likely due to ...

Add Yahoo as a preferred source to see more of our stories on Google. human red blood cells under microscope with two white blood cells When a pregnant woman had her blood sampled back in 1972, ...