title: Synthesis of leucine enkephalin derivatives: structure-function studies.
mesh_terms: D000262:Adenylyl Cyclases / Q000378:metabolism; D000818:Animals; D001001:Anura; D005910:Glioma / Q000201:enzymology; D007930:Leucine; D009447:Neuroblastoma / Q000201:enzymology; D009842:Oligopeptides / Q000138:chemical synthesis* / Q000494:pharmacology; D013329:Structure-Activity Relationship
chemical_list: D009842:Oligopeptides; D000262:Adenylyl Cyclases; D007930:Leucine