PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11672475-3 2001 This study tested the hypothesis that platelet alpha(2A)-adrenoceptor activation causes deceleration of the deaggregation component of the platelet aggregation response when activated concomitantly with the G(q)-coupled adenosine diphosphate (ADP) P2Y(1) or 5-hydroxytryptamine(2A) receptor. Diphosphates 230-241 adrenoceptor alpha 2A Homo sapiens 47-69