the distribution of three catecholamine synthetic enzymes ( tyrosine hydroxylase , l-aromatic acid decarboxylase and dopamine beta-hydroxylase ) , of the catecholamines themselves ( dopamine and noradrenaline ) and of a marker for neuronal intermediate filaments ( neurofilament ) was investigated in the embryonic rat using immunohistochemical and histofluorescence methods .
C0007412
catecholamines
C0028351
noradrenaline