title: Effect of uroporphyrin on the spectral measurement of cytochrome P450.
mesh_terms: D000368:Aged; D000818:Animals; D002642:Chick Embryo; D003577:Cytochrome P-450 Enzyme System / Q000032:analysis*; D004227:Dithionite / Q000494:pharmacology; D006801:Humans; D008099:Liver / Q000201:enzymology; D008297:Male; D008875:Middle Aged; D011164:Porphyrias / Q000201:enzymology; D011166:Porphyrins / Q000032:analysis*; D051381:Rats; D013053:Spectrophotometry; D014578:Uroporphyrins / Q000032:analysis* / Q000378:metabolism
chemical_list: D011166:Porphyrins; D014578:Uroporphyrins; D004227:Dithionite; D003577:Cytochrome P-450 Enzyme System