chronic adrenergic stimulation performed in the rat treated with low doses of isoprenaline ( a direct stimulating adrenergic drug ) or with tyramine ( primarily a releaser of endogenous catecholamines ) induced hypertrophy of the right ventricle , left ventricle , and interventricular septum without modifying the haemodynamic parameters mentioned above .
C0022245
isoprenaline
C0007412
catecholamines