title: Heparin and dextran sulfate antagonize PGI2 inhibition of platelet aggregation.
mesh_terms: D000244:Adenosine Diphosphate / Q000494:pharmacology; D001095:Arachidonic Acids / Q000494:pharmacology; D000001:Calcimycin / Q000494:pharmacology; D002478:Cells, Cultured; D002951:Citrates / Q000494:pharmacology; D003864:Depression, Chemical; D003911:Dextrans / Q000494:pharmacology*; D004727:Endothelium / Q000166:cytology; D004837:Epinephrine / Q000494:pharmacology; D011464:Epoprostenol / Q000037:antagonists & inhibitors*; D006493:Heparin / Q000494:pharmacology*; D006801:Humans; D010974:Platelet Aggregation / Q000187:drug effects*; D011448:Prostaglandin Antagonists
chemical_list: D001095:Arachidonic Acids; D002951:Citrates; D003911:Dextrans; D011448:Prostaglandin Antagonists; D000001:Calcimycin; D000244:Adenosine Diphosphate; D006493:Heparin; D011464:Epoprostenol; D004837:Epinephrine