title: Heparin opposes prostanoid and non-prostanoid platelet inhibitors by direct enhancement of aggregation.
mesh_terms: D000241:Adenosine / Q000494:pharmacology; D000244:Adenosine Diphosphate / Q000494:pharmacology; D001792:Blood Platelets / Q000187:drug effects* / Q000502:physiology; D000242:Cyclic AMP / Q000378:metabolism; D004336:Drug Antagonism; D004837:Epinephrine / Q000494:pharmacology; D011464:Epoprostenol / Q000494:pharmacology; D006493:Heparin / Q000494:pharmacology*; D006801:Humans; D010974:Platelet Aggregation / Q000187:drug effects*; D011450:Prostaglandin Endoperoxides, Synthetic / Q000494:pharmacology; D011453:Prostaglandins / Q000494:pharmacology*; D011458:Prostaglandins E / Q000494:pharmacology
chemical_list: D011450:Prostaglandin Endoperoxides, Synthetic; D011453:Prostaglandins; D011458:Prostaglandins E; D000244:Adenosine Diphosphate; D006493:Heparin; D011464:Epoprostenol; D000242:Cyclic AMP; D000241:Adenosine; D004837:Epinephrine