tyrosine hydroxylase ( th ) and dopamine beta-hydroxylase ( dbh ) activities , dopamine ( da ) , noradrenaline ( na ) , adrenaline ( a ) , met 5-enkephalin ( met-enk ) , leu5-enkephalin ( leu-enk ) , dynorphin ( dyn ) and beta-endorphin ( beta-end ) were measured simultaneously in ten human pheochromocytomas = 1 - th activity was highly variable , from 22 to 2220 u/g tissue .
C0028351
noradrenaline
C0014563
adrenaline