PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20442267-8 2010 Second, BQ-123, a selective ET(A)R antagonist, abolished the responses of nine afferents to 2 microg of ET-1 injected into the left atrium and attenuated the ischaemia-related increase in activity of eight other afferents by 51%. cyclo(Trp-Asp-Pro-Val-Leu) 8-14 endothelin 1 Felis catus 104-108