Tryptophan intake, spacing of meals, and diurnal fluctuations of plasma tryptophan in men.
D000293:Adolescent; D000328:Adult; D000596:Amino Acids; D002940:Circadian Rhythm; D003677:Deficiency Diseases / Q000097:blood; D004032:Diet; D005247:Feeding Behavior; D006801:Humans; D008297:Male; D009747:Nutritional Physiological Phenomena; D013997:Time Factors; D014364:Tryptophan / Q000097:blood
D000596:Amino Acids; D014364:Tryptophan