the activities of delta-aminolevulinic acid ( ala ) synthetase and ala dehydratase in cord blood erythrocytes of newborn infants and peripheral blood red cells of patients with beta-thalassemia major , beta-thalassemia intermedia , hemoglobin koln ( hb koln ) disease , sickle cell anemia , and pyruvate kinase deficiency were studied .
C0019045
hemoglobin
C0002895
sickle cell anemia