title: A macromolecular serum component acting on platelets in the presence of EDTA--platelet stain preventing factor?
mesh_terms: D001792:Blood Platelets / Q000187:drug effects*; D001798:Blood Proteins / Q000032:analysis; D002848:Chromatography, DEAE-Cellulose; D002850:Chromatography, Gel; D002951:Citrates / Q000494:pharmacology; D003864:Depression, Chemical; D004492:Edetic Acid / Q000494:pharmacology*; D006493:Heparin / Q000494:pharmacology; D006801:Humans; D046911:Macromolecular Substances; D013194:Staining and Labeling; D013696:Temperature; D013997:Time Factors; D014462:Ultrafiltration
chemical_list: D001798:Blood Proteins; D002951:Citrates; D046911:Macromolecular Substances; D006493:Heparin; D004492:Edetic Acid