title: New tetrahydrobiopterin-dependent systems.
authors.affiliation: Laboratory of Neurochemistry, National Institute of Mental Health, Bethesda, Maryland 20892.
authors.forename: S
authors.initials: S
authors.lastname: Kaufman
mesh_terms: D000818:Animals; D001708:Biopterins / Q000031:analogs & derivatives* / Q000502:physiology; D002455:Cell Division; D003067:Coenzymes / Q000502:physiology; D006801:Humans; D007111:Immunity, Cellular; D018377:Neurotransmitter Agents; D010661:Phenylketonurias
chemical_list: D003067:Coenzymes; D018377:Neurotransmitter Agents; D001708:Biopterins; C003402:sapropterin