noun
mass nounBiochemistryA hormone of the prostacyclin type released from blood platelets, which induces platelet aggregation and arterial constriction.
‘As a platelet is activated it can release ADP and thromboxane, both potent autocatalytic molecules.’- ‘Aspirin suppresses prostaglandin (which inhibits platelet activation and dilates blood vessels) and thromboxane (which encourages platelet activation and constricts vessels).’
- ‘The sulfide metabolite of sulfinpyrazone affects platelet aggregation by inhibiting thromboxane production.’
- ‘Prostacyclin stops blood clotting while thromboxane, as the name suggests, induces thrombus formation.’
- ‘Cocaine enhances platelet aggregation as a result of increased levels of platelet agonists thromboxane [A.sub.2] and adrenaline.’
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