Tryptophan-niacin pathway in the human epidermis.
D000328:Adult; D000368:Aged; D002280:Basal Cell Carcinoma / Q000378:metabolism; D002294:Carcinoma, Squamous Cell / Q000378:metabolism; D006801:Humans; D007636:Keratoacanthoma / Q000378:metabolism; D008297:Male; D008875:Middle Aged; D009539:Nicotinic Acids / Q000378:metabolism*; D010383:Pellagra / Q000378:metabolism*; D011164:Porphyrias / Q000378:metabolism*; D012867:Skin / Q000378:metabolism*; D012878:Skin Neoplasms / Q000378:metabolism*; D014364:Tryptophan / Q000378:metabolism*
D009539:Nicotinic Acids; D014364:Tryptophan