the longitudinal muscle strip of duck pulmonary vein proved the most suitable tissue for use with the superfusion technique , contracting to concentrations to oxytocin as low as 10 muu/ml.2 the duck pulmonary vein superfused with krebs solution was contracted by oxytocin , the vasopressins , adrenaline , noradrenaline , 5-hydroxytryptamine , histamine and angiotensin ii .
C0014563
adrenaline
C0028351
noradrenaline