Only one in every six million people have the Rh null blood type. Now researchers are trying to grow it in the laboratory in the hope it could save lives. Blood transfusions have transformed modern ...

The mysterious Rh factor-in human blood had disturbed the serenity of many a mother-to-be. For if a wife’s blood were Rh negative and a husband’s Rh positive, their child might be stillborn, or born ...

Blood transfusions are a cornerstone of modern medicine, saving lives during surgeries and emergencies. But for people with extremely rare blood types, finding a compatible donor can be a matter of ...

The doctor may also recommend a dose of this vaccine for the pregnant woman if she miscarries or experiences any kind of bleeding during pregnancy. Put simply: the RH factor is an inherited protein ...

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 ...

In March, the U.S. FDA reported a major shortage of Rhogam, the anti-D immune globulin most widely used to prevent Rh factor incompatibility in pregnancy. Without treatment, second and subsequent ...

Ever heard about RH compatibility? You'll hear the words mentioned more than a few times during pregnancy. But what is it, ...

Courtney Yeager's antibodies began attacking her son while Yaeger was pregnant. Doctors gave the fetus blood transfusions into the umbilical cord. The stress of the situation contributed to postpartum ...

The risk of being infected by parvovirus is elevated in those people who have blood group Rh(D), according to a study published in The Journal of Infectious Diseases by researchers from Karolinska ...

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 ...