Scientists discover world’s rarest blood group, found in just one person - Her blood is so unique that doctors couldn’t find ...

Since the emergence of the Zika virus epidemic in 2014 and the associated novel sequalae that emerged, much has been learned about the effects of antenatal exposure to Zika virus. Zika virus in ...

The woman was preparing for surgery in a Paris hospital when doctors noticed something strange. Her blood didn’t match any ...

New Blood Type Discovered in France — And Offers a Breakthrough in Transfusion Medicine Researchers identify the world’s 48th blood group system after a rare case stumps doctors.

In June 2025, ISBT delegates in Milan unanimously agreed to classify Emm as a new and independent blood group system, now officially known as ISBT042. Most people recognize their blood type by its ABO ...

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

Severe acute respiratory syndrome coronavirus 2 is a novel virus, and it is indeterminate whether blood groups have any impact on COVID-19 susceptibility or progression. Therefore, we investigated the ...

Rh null, also called golden blood, is the world's rarest blood type. It can be given to almost anyone, but only a few people in the world have it.

Blood crossmatching is a test that helps your doctor know your blood type and which you’re compatible with before a blood transfusion. Here’s what you need to know.

While Rh and ABO are the most common blood groups, MAL is different from them, due to an absence of an antigen called AnWj.

Significance of f At present it is difficult to assess the practical importance of the antigen, but of its academic importance there can be no doubt. Perhaps the practical status of the new antig ...

THE importance of the Rh factor is now well appreciated by both the physician and the layman. Understanding of the basic concept of isoimmunization by blood transfusion or by pregnancy requires onl ...