Table 2

Hb profiles of fetal and adult erythroid cells

Fetal liverAdult marrow
HbA 21.5 97 
HbF 78 0 
HbA2 0.5 3 
Fetal liverAdult marrow
HbA 21.5 97 
HbF 78 0 
HbA2 0.5 3 

Values shown are percentages.

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