after blockade of alpha- and beta-adrenoceptors , the tension induced by pgf2alpha in splenic artery strips was relaxed by dopamine , 6 , 7-adtn , n-methyldopamine , apomorphine , n , n-di-n-propyl 5 , 6-adtn , n , n-di-n-propyl 6 , 7-adtn and sandoz 27-403 ;
C0013030
dopamine
C0011498
methyldopamine