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

Talk about a lonely hearts club. An unnamed woman from Guadeloupe has the rarest blood type on earth, to the extent that ...

You need to inherit two Rh-negative alleles (one from each parent) to be Rh-negative. The genes responsible for determining your Rh blood type are located on chromosome 1 . Genetics and Kell blood ...

Scientists from the French Blood Establishment (EFS) has successfully identified the ultra-rare 48 th blood type group, known ...

Your blood type is based on genetics and whether it contains certain antigens. While AB/Rh-negative may be the rarest blood type in the United States, this is not the case worldwide.

A new study showed that incidence and morbidity of many diseases and disorders correlate negatively with frequencies of Rh+ heterozygotes (i.e. the carriers of one copy of the gene for Rh ...

Though it's present in 15% of the population, some people think that those with Rh-negative blood type may actually have alien DNA. ... how is it that some of us do not have the rhesus monkey gene?

A person is Rh-positive when Rh factor is present and Rh-negative when Rh factor is not. The gene that codes for the Rh protein is called Rhesus D factor (RHD).

If you’re Rh-negative and your baby is Rh-positive, this means that your baby inherited the Rh gene from their Rh-positive dad. How the Rh Factor Test Is Done.

Or you might be what's called heterozygous, meaning you carry one negative and one positive gene. In that case, your baby has a 50/50 chance of having Rh-positive blood.