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

A new study has found that we are still far from understanding the blood classification system – and more blood types are ahead of us.

Scientists have discovered the rarest blood type on Earth, belonging to just one woman. Talk about a lonely hearts club. An unidentified woman from Guadeloupe has the rarest blood type on Earth, to ...

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 routine medical test turned extraordinary for a woman from the Caribbean when doctors found something completely new in her blood. Nearly 15 years ago, while preparing for surgery in Paris, doctors ...

In a routine blood test that turned extraordinary, French scientists have identified the world’s newest and rarest blood group. The sole known carrier is a woman from Guadeloupe whose blood is so ...

Zainab Mughal, a 2-year-old girl from Miami, needs blood transfusions for her cancer treatment but she has a blood type so rare that so far only four donors worldwide have been identified. In August, ...

Blood usually falls into a few widely recognized categories or types, based on the proteins that are expressed on the surface of red blood cells. For example, A or B antigens may be present there, ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. In a routine blood test that turned extraordinary, French scientists have ...

MIAMI -- A worldwide search is on to find blood donors with a rare genetic variation to help save a 2-year-old South Florida girl battling cancer. Zainab Mughal has neuroblastoma and needs life-saving ...