A member asked:

Can there be really a blood type u negative?

A doctor has provided 1 answer
Dr. Juan Merayo-Rodriguez answered

Specializes in Pathology

Yes, there is: The u antigen belongs to the mns blood group system. The u antigen, together with the s and s antigens, is expressed on glycophorin b (gpb), a red blood cell membrane glycoprotein. U− subjects are always also s- and s−. Only 1.2 percent of african americans are u-.

Answered 12/9/2013

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Related Questions

A member asked:

What will happen if you have a negative blood type?

A doctor has provided 1 answer