title: Vitamin E. Regulation of the biosynthesis of porphyrins and heme.
mesh_terms: D000624:5-Aminolevulinate Synthetase / Q000378:metabolism; D000818:Animals; D002247:Carbon Isotopes; D004790:Enzyme Induction; D006418:Heme / Q000096:biosynthesis; D006836:Hydro-Lyases / Q000378:metabolism; D008099:Liver / Q000201:enzymology; D011166:Porphyrins / Q000096:biosynthesis*; D051381:Rats; D013329:Structure-Activity Relationship; D014810:Vitamin E / Q000378:metabolism* / Q000494:pharmacology; D014811:Vitamin E Deficiency / Q000201:enzymology / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D011166:Porphyrins; D014810:Vitamin E; D006418:Heme; D000624:5-Aminolevulinate Synthetase; D006836:Hydro-Lyases