title: [Studies on labeling and application to microanalysis of biotin related compounds. V. Isotope dilution analysis of d-dethiobiotin incorporated and d-biotin produced by Aspergillus niger].
mesh_terms: D001230:Aspergillus / Q000378:metabolism*; D001710:Biotin / Q000032:analysis / Q000096:biosynthesis / Q000302:isolation & purification / Q000378:metabolism*; D008832:Microchemistry; D011865:Radioisotope Dilution Technique; D014316:Tritium
chemical_list: D014316:Tritium; D001710:Biotin