title: Synthesis and use of specifically tritiated dethiobiotin in the study of biotin biosynthesis by Aspergillus niger.
mesh_terms: D001234:Aspergillus niger / Q000378:metabolism*; D001710:Biotin / Q000031:analogs & derivatives* / Q000096:biosynthesis* / Q000138:chemical synthesis; D002250:Carbon Radioisotopes; D007553:Isotope Labeling / Q000379:methods; D014316:Tritium
chemical_list: D002250:Carbon Radioisotopes; D014316:Tritium; D001710:Biotin