A quantitative study of the relationship between tryptophan and niacin in Neurospora.
D005658:Fungi; D009491:Neurospora; D009525:Niacin / Q000378:metabolism*; D014364:Tryptophan / Q000378:metabolism*
D009525:Niacin; D014364:Tryptophan
FUNGI; NICOTINIC ACID/metabolism; TRYPTOPHAN/metabolism