the present work studies the action of hexachlorobenzene ( hcb ) on the decarboxylation of uroporphyrinogen ( urogen ) i and iii and also on the decarboxylation of intermediate porphyrinogens of series iii under different conditions using liver of normal and porphyric rats as enzyme source .
C0042092
uroporphyrinogen
C0032711
porphyrinogens