title: Biosynthesis of corrins. I. Experiments with 14-C porphobilinogen and 14-C uroporphyrinogens.
mesh_terms: D002250:Carbon Radioisotopes; D011162:Porphobilinogen / Q000096:biosynthesis*; D011165:Porphyrinogens / Q000096:biosynthesis*; D011166:Porphyrins / Q000096:biosynthesis*; D011424:Propionibacterium / Q000378:metabolism*; D014805:Vitamin B 12 / Q000096:biosynthesis*
chemical_list: D002250:Carbon Radioisotopes; D011165:Porphyrinogens; D011166:Porphyrins; D011162:Porphobilinogen; D014805:Vitamin B 12