Rh-null is a rare and unique blood type, often referred to as 'Golden Blood'. This blood type is found in less than 50 people globally, and now scientists are trying to create it in the lab, the BBC ...

Although, of course, the fact that only a select few have it is impressive. It is distinguished by the fact that it does not contain antigens, meaning that it is neither negative nor positive. Such ...

* Rh-null blood lacks all 61 Rh antigens, making it extremely rare and medically valuable * It can save lives as a universal donor within rare blood types * Rh-null individuals //can only receive ...

Add Yahoo as a preferred source to see more of our stories on Google. A person's blood type is determined by "the presence or absence of certain antigens – substances that can trigger an immune ...

A person's blood type is determined by "the presence or absence of certain antigens – substances that can trigger an immune response if they are foreign to the body," according to American Red Cross.