on sections of these vessels morphological observations ( h.e . ) were carried out : histochemical staining of adrenergic mediators ( eranko reaction for norepinephrine , and hillarp reaction for cathecolamines ) , and of beta-receptors by means of a beta-blocking fluorescent drug ( pindolol-visken lb 46 ) .
C0031937
pindolol
C0699962
visken