Further studies on tryptophan-niacin-pyridine nucleotide relationships.
D009525:Niacin; D009539:Nicotinic Acids; D009711:Nucleotides; D011725:Pyridines; D014364:Tryptophan
D009539:Nicotinic Acids; D009711:Nucleotides; D011725:Pyridines; D009525:Niacin; D014364:Tryptophan; C023666:pyridine
NICOTINIC ACID; PYRIDINE AND COMPOUNDS; TRYPTOPHAN