it is unlikely that the deficiency of cosynthetase is due to its inactivation by excessive amounts of uroporphyrinogen i synthetase , because activity of the latter enzyme is the same in blood from fox and gray squirrels.fox squirrel porphyria provides a convenient model for studies of pathogenesis of human congenital erythropoietic porphyria .
C0032708
porphyria
C0162530
congenital erythropoietic porphyria