To solve the mystery of the Guadeloupian woman’s incompatible blood, scientists turned to cutting-edge genetic analysis.

Talk about a lonely hearts club. An unnamed woman from Guadeloupe has the rarest blood type on earth, to the extent that she’s only compatible with herself.

In a routine blood test that turned extraordinary, French scientists have identified the world's newest and rarest blood ...

Its immensely important to know the antigen make-up of your blood before undergoing blood transfusions, as mismatch can trigger a life-threatening immune response.

Blood type is partly determined by the ABO blood group antigens present on red blood cells. (InvictaHOG/Public Domain/Wikimedia Commons) ...

Doctors Detected a Mysterious Antibody in a French Woman’s Body. It Turned Out to Be a Brand New Blood Type Called “Gwada negative,” it marks the discovery of the 48th known blood group ...

Our blood group antigens, the markers that determine our blood type are present not just on Red Blood Cells (RBCs), but also on the surfaces of many other cells, including those lining the ...

A recent study reveals a link between blood type and stroke risk, particularly for early-onset strokes. Individuals with type A blood face a 16% highe ...

Blood group systems are essential for blood transfusions, as our bodies reject blood group antigens that they perceive as foreign.

The woman was preparing for surgery in a Paris hospital when doctors noticed something strange. Her blood didn’t match any known type. It wasn’t A, B, AB, or O. Nor did it fit any of the dozens of ...

While the average layperson is likely only familiar with the four main blood types—A, B, AB, O, and their positive and negative classifications—there are hundreds of different known antigens ...