title: Antiheparin activity of human serum and platelet factor 4.
mesh_terms: D001779:Blood Coagulation Factors / Q000032:analysis*; D001792:Blood Platelets / Q000737:chemistry*; D002118:Calcium / Q000097:blood*; D011232:Chemical Precipitation; D002850:Chromatography, Gel; D006494:Heparin Antagonists / Q000097:blood*; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008970:Molecular Weight; D011516:Prothrombin
chemical_list: D001779:Blood Coagulation Factors; D006494:Heparin Antagonists; D011516:Prothrombin; D002118:Calcium