title: Isotopic studies of porphyrin and heme metabolism: bonanzas and pitfalls.
mesh_terms: D000622:Aminolevulinic Acid / Q000378:metabolism; D000743:Anemia, Hemolytic / Q000097:blood; D000963:Antimetabolites / Q000494:pharmacology; D001663:Bilirubin / Q000378:metabolism; D002250:Carbon Radioisotopes; D004912:Erythrocytes / Q000378:metabolism; D005243:Feces / Q000032:analysis; D005998:Glycine / Q000378:metabolism; D006400:Hematocrit; D006418:Heme / Q000378:metabolism*; D006454:Hemoglobins / Q000096:biosynthesis; D006801:Humans; D007501:Iron / Q000378:metabolism; D007504:Iron Radioisotopes; D007553:Isotope Labeling; D007565:Jaundice / Q000097:blood; D008722:Methods; D009587:Nitrogen Isotopes; D010587:Phagocytosis; D010659:Phenylhydrazines / Q000494:pharmacology; D011164:Porphyrias / Q000097:blood; D011166:Porphyrins / Q000097:blood / Q000378:metabolism*; D012156:Reticulocytes / Q000378:metabolism; D013997:Time Factors; D014316:Tritium
chemical_list: D000963:Antimetabolites; D002250:Carbon Radioisotopes; D006454:Hemoglobins; D007504:Iron Radioisotopes; D009587:Nitrogen Isotopes; D010659:Phenylhydrazines; D011166:Porphyrins; D014316:Tritium; D006418:Heme; D000622:Aminolevulinic Acid; D007501:Iron; D001663:Bilirubin; D005998:Glycine