title: Characterization of four human pregnancy-associated plasma proteins.
mesh_terms: D000510:Alpha-Globulins / Q000032:analysis; D000645:Ammonium Sulfate; D000818:Animals; D000941:Antigens / Q000032:analysis; D001609:Beta-Globulins / Q000032:analysis; D001798:Blood Proteins / Q000032:analysis* / Q000037:antagonists & inhibitors / Q000302:isolation & purification; D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D005260:Female; D006358:Hot Temperature; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007106:Immune Sera / Q000032:analysis; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D008297:Male; D008970:Molecular Weight; D010434:Pepsin A / Q000494:pharmacology; D011234:Precipitins; D011247:Pregnancy; D011817:Rabbits / Q000276:immunology; D012995:Solubility; D013696:Temperature; D014168:Transferrin / Q000032:analysis; D014357:Trypsin / Q000494:pharmacology; D014461:Ultracentrifugation
chemical_list: D000510:Alpha-Globulins; D000941:Antigens; D001609:Beta-Globulins; D001798:Blood Proteins; D007106:Immune Sera; D011234:Precipitins; D014168:Transferrin; D014357:Trypsin; D010434:Pepsin A; D000645:Ammonium Sulfate