PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8631786-7 1996 The phosphorylation of Vav in response to thrombin was maximal within 15 s and was unaffected by aspirin, inhibitors of aggregation, or the presence of the ADP scavenger, apyrase. Aspirin 97-104 vav guanine nucleotide exchange factor 1 Homo sapiens 23-26