title: Electroimmunoassay of factor IX antigen: increased sensitivity by enzyme amplification of immunoprecipitates.
mesh_terms: D000818:Animals; D000941:Antigens; D011232:Chemical Precipitation; D005164:Factor IX / Q000276:immunology*; D002836:Hemophilia B / Q000276:immunology; D006801:Humans; D007123:Immunoelectrophoresis, Two-Dimensional; D007124:Immunoenzyme Techniques; D011092:Polyethylene Glycols / Q000494:pharmacology; D011817:Rabbits
chemical_list: D000941:Antigens; D011092:Polyethylene Glycols; D005164:Factor IX