title: Low-dose tryptophan depletion.
authors.forename: Wendelien
authors.initials: W
authors.lastname: Merens
authors.forename: Willem
authors.initials: W
authors.lastname: van der Does
mesh_terms: D001923:Brain Chemistry / Q000502:physiology*; D003071:Cognition / Q000502:physiology; D003863:Depression / Q000178:diet therapy / Q000503:physiopathology; D018753:Diet, Protein-Restricted / Q000379:methods; D006801:Humans; D014364:Tryptophan / Q000097:blood* / Q000172:deficiency*
chemical_list: D014364:Tryptophan