the catecholamine used was dopamine ( 5-15 gamma ; da group ) , dobutamine ( 5-15 gamma ; dob group ) , noradrenaline ( 0.5-1.5 gamma ; nad group ) and adrenaline ( 0.5-1.5 gamma , ad group ) .
C0007412
catecholamine
C0028351
noradrenaline