title: [Trials of 1-cysteine, TRH and 5HTP in amyotrophic lateral sclerosis].
mesh_terms: D006916:5-Hydroxytryptophan / Q000008:administration & dosage*; D000284:Administration, Oral; D000690:Amyotrophic Lateral Sclerosis / Q000188:drug therapy*; D003545:Cysteine / Q000008:administration & dosage*; D004341:Drug Evaluation; D006801:Humans; D007273:Injections, Intramuscular; D007275:Injections, Intravenous; D013973:Thyrotropin-Releasing Hormone / Q000008:administration & dosage*
chemical_list: D013973:Thyrotropin-Releasing Hormone; D006916:5-Hydroxytryptophan; D003545:Cysteine