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We explore the history of blood types and how they are classified to find out what makes the Rh-null type important to science and dangerous for those who live with it.
07 October, 2018
Abid Katib/Getty Images
- Fewer than 50 people worldwide have 'golden blood' — or Rh-null.
- Blood is considered Rh-null if it lacks all of the 61 possible antigens in the Rh system.
- It's also very dangerous to live with this blood type, as so few people have it.
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