title: Solid phase immunoradiometric assay of activated human coagulation factor IX.
mesh_terms: D000906:Antibodies / Q000276:immunology; D000918:Antibody Specificity; D000990:Antithrombin III / Q000378:metabolism; D004305:Dose-Response Relationship, Drug; D005164:Factor IX / Q000032:analysis* / Q000276:immunology; D015949:Factor IXa; D006801:Humans; D011485:Protein Binding; D011863:Radioimmunoassay / Q000379:methods; D011874:Radiometry / Q000379:methods*; D012685:Sepharose / Q000494:pharmacology; D013997:Time Factors
chemical_list: D000906:Antibodies; D000990:Antithrombin III; D005164:Factor IX; D012685:Sepharose; D015949:Factor IXa