For over fifty years, the scientific community has grappled with an unsolved puzzle in the realm of human blood types. It all began in 1972 when doctors discovered something extraordinary during the ...

The discovery is labeled a major milestone in the hematology field since it can open doors for improving medical care for people with rare blood types. In 1972, doctors found that sampled blood from a ...

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 ...

The ABO-Rh system of blood group typing is an immensely successful method that helps medical professionals safely perform blood transfusions throughout the world. Scientists from the French Blood ...

A person's blood type is determined by "the presence or absence of certain antigens – substances that can trigger an immune response if they are foreign to the body," according to American Red Cross.

In 2011, a woman from the French overseas region of Guadeloupe underwent routine tests before a surgery. Strikingly, doctors could not identify her blood group, which was so unique that they did not ...

In a groundbreaking development, French scientists have identified the world’s rarest blood group, known as Gwada-negative. It's a blood group so rare that only one woman in the world is known to have ...

Talk about a lonely hearts club. An unidentified woman from Guadeloupe has the rarest blood type on Earth, to the extent that she’s only compatible with herself. The 68-year-old is thus far the only ...