title: THE BIOSYNTHESIS OF THE CORRIN STRUCTURE OF VITAMIN B12.
mesh_terms: D000085:Acetates; D000596:Amino Acids; D002247:Carbon Isotopes; D002794:Choline; D045728:Corrinoids; D007982:Levulinic Acids; D008660:Metabolism; D008715:Methionine; D011166:Porphyrins; D012106:Research; D013302:Streptomyces; D014805:Vitamin B 12
chemical_list: D000085:Acetates; D000596:Amino Acids; D002247:Carbon Isotopes; D045728:Corrinoids; D007982:Levulinic Acids; D011166:Porphyrins; C473700:corrin; D008715:Methionine; D002794:Choline; D014805:Vitamin B 12; C032246:levulinic acid
keywords: ACETATES; AMINO ACIDS; CARBON ISOTOPES; CHOLINE; EXPERIMENTAL LAB STUDY; LEVULINIC ACID; METABOLISM; METHIONINE; PORPHYRINS; STREPTOMYCES; VITAMIN B 12