title: Reduced skin histidine levels and its topical use in psoriasis.
mesh_terms: D000279:Administration, Cutaneous; D006632:Histamine / Q000096:biosynthesis; D006639:Histidine / Q000008:administration & dosage / Q000627:therapeutic use*; D006801:Humans; D011565:Psoriasis / Q000188:drug therapy*; D012867:Skin / Q000378:metabolism
chemical_list: D006639:Histidine; D006632:Histamine