Preparation of 14C-labeled series I and 3 porphyrins.
D000818:Animals; D002247:Carbon Isotopes; D002645:Chickens; D002855:Chromatography, Thin Layer; D004912:Erythrocytes / Q000201:enzymology; D007535:Isomerases; D007982:Levulinic Acids; D008190:Lyases; D008722:Methods; D010944:Plants; D011166:Porphyrins / Q000138:chemical synthesis*
D002247:Carbon Isotopes; D007982:Levulinic Acids; D011166:Porphyrins; D008190:Lyases; D007535:Isomerases