plasma levels of catecholamines and neuropeptides ( met-enkephalin , me ; neurotensin , nt ; neuropeptide y , npy ; peptide yy , pyy ; vasoactive intestinal polypeptide , vip ; cholecystokinin , cck ; bombesin , bmb ) were examined in the femoral artery ( fa ) , adrenal vein ( ad ) , and portal vein ( pv ) , in eight cats under halothane anesthesia at baseline ( s1 ) , at the end of a 2-hr ligation period of the major splanchnic arteries ( celiac trunk , superior and inferior mesenteric arteries ) ( s2 ) , immediately ( s3 ) and 30 min ( s4 ) after splanchnic reperfusion , and after the administration of naloxone ( 1 mg/kg , i.v . )
C0027895
neuropeptides
C0027893
neuropeptide y