the role played by extraneuronal sites in the disposition of noradrenaline and adrenaline was studied in the saphenous vein and in the mesenteric artery of the dog , taking as parameters the influence of blockade of these sites on the sensitivity to and on the time for half-relaxation ( t50 ) ( both in oil and in krebs solution ) of these agonists .
C0028351
noradrenaline
C0014563
adrenaline