title: Simple, efficient ternary solvent system for the separation of luteinizing hormone-releasing hormone and enkephalins by reversed-phase high-performance liquid chromatography.
mesh_terms: D002851:Chromatography, High Pressure Liquid; D004745:Enkephalins / Q000302:isolation & purification*; D005260:Female; D007987:Gonadotropin-Releasing Hormone / Q000302:isolation & purification*; D006801:Humans; D010920:Placenta / Q000032:analysis; D011247:Pregnancy; D012997:Solvents
chemical_list: D004745:Enkephalins; D012997:Solvents; D007987:Gonadotropin-Releasing Hormone