title: Effects of tetramethylpyrazine on platelet aggregation.
mesh_terms: D000818:Animals; D001241:Aspirin / Q000494:pharmacology; D003094:Collagen / Q000037:antagonists & inhibitors; D010974:Platelet Aggregation / Q000187:drug effects*; D010975:Platelet Aggregation Inhibitors; D011719:Pyrazines / Q000494:pharmacology*; D051381:Rats; D011919:Rats, Inbred Strains
chemical_list: D010975:Platelet Aggregation Inhibitors; D011719:Pyrazines; D003094:Collagen; D001241:Aspirin; C017953:tetramethylpyrazine