title: Preparation of highly purified human chorionic gonadotrophin by isoelectric focusing.
mesh_terms: D001681:Biological Assay; D006063:Chorionic Gonadotropin / Q000032:analysis / Q000302:isolation & purification* / Q000494:pharmacology; D002850:Chromatography, Gel; D004591:Electrophoresis, Polyacrylamide Gel; D006385:Hemagglutination Inhibition Tests; D006863:Hydrogen-Ion Concentration; D007122:Immunoelectrophoresis; D007525:Isoelectric Focusing; D008297:Male; D008722:Methods; D008970:Molecular Weight; D009929:Organ Size; D010446:Peptide Fragments / Q000302:isolation & purification; D011863:Radioimmunoassay; D013737:Testis / Q000187:drug effects
chemical_list: D006063:Chorionic Gonadotropin; D010446:Peptide Fragments