BACKGROUND: Congenital erythropoietic porphyria (CEP) is a rare autosomal recessive disease caused by the deficient activity of the heme biosynthetic enzyme, uroporphyrinogen III synthase (URO ...
Congenital erythropoietic porphyria, a disorder of haem synthesis, is caused by uroporphyrinogen III synthase deficiency in bone-marrow normoblasts. Uroporphyrins and coproporphyrins accumulate ...
Erythropoietic protoporphyria is a genetic disease in which ferrochelatase is defective. Protoporphyrin accumulates in erythrocytes, leaks into the plasma and results in severe skin photosensitivity.