title: Formation of nicotinamide ribose diphosphate ribose, a new metabolite of the NAD pathway, by Aspergillus niger.
mesh_terms: D001234:Aspergillus niger / Q000378:metabolism*; D008722:Methods; D009243:NAD / Q000378:metabolism*; D009537:Nicotinamide Mononucleotide / Q000031:analogs & derivatives* / Q000096:biosynthesis; D013056:Spectrophotometry, Ultraviolet
chemical_list: D009243:NAD; D009537:Nicotinamide Mononucleotide; C024378:nicotinamide ribose diphosphate ribose