Human populations that left Africa evolved quickly whereas Neanderthals stayed the same, according to an analysis of blood ...

There are four main antigens that make up the four main blood groups. They are known as A, B, AB and O. A blood types have the A antigen, B blood types have the B antigen, and AB blood types have ...

THE blood group of a person is dependent upon the presence in his erythrocytes of specific antigens. These antigens, most easily demonstrated by agglutination methods, are usually referrecf to as ...

The O blood group lacks any antigens while group A, B, and AB are successively characterized by antigen A, B, and AB.

AB or B were more likely to develop the disease. Previous small, retrospective studies have hinted at a link between inherited blood group antigens and risk of developing pancreatic cancer.

If Neanderthal women mated with Homo sapiens or Denisovan men, there was a high risk of newborns having neonatal hemolytic ...