If so, your baby will have Rh-positive blood. 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 ...

After 50 years, scientists discover the MAL blood grouping system, solving a genetic mystery and improving transfusion safety ...

Similarly, its absence characterizes the Rh-negative blood group ... pattern (both parents pass on a copy of the mutated gene ...

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

Was blood a factor in the demise of the Neanderthals? New research is showing that Homo sapiens underwent huge changes in ...

Another important antigen is the Rh factor, which gives the "positive" and "negative" signs to blood types ... Mazières and ...