PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2072865-4 1991 In a third series of experiments (n = 6), A II significantly reduced vessel diameters and glomerular blood flow both alone and during blockage of the A1-adenosine receptor by the selective antagonist 1,3-dipropyl-8-cyclopentylxanthine (DPCPX, 10(-5) mol.liter-1). 1,3-dipropyl-8-cyclopentylxanthine 236-241 angiotensinogen Rattus norvegicus 42-46