It is designated as Rh-null by scientists. Blood consists of various molecules, including proteins or blood group antigens.
Experts at HealthBeat say that members of one blood group in particular have a lessened chance of a coronary-related ...
An Rh null person has to rely on the cooperation ... only 9 of them are active donors for this blood group. This is what makes the blood type rare and also precious, another reason why it is ...
In addition to the blood group type, a person may also carry Rh factor on their red blood cells. A person without Rh factor has Rh- blood, while someone with it has Rh+ blood. For example ...