the interrelationships between the renin-aldosterone system and the sympathetic and dopaminergic activities were studied by measuring the plasma renin activity ( pra ) , plasma aldosterone concentration ( pac ) , serum prolactin ( prl ) concentration , and 24 hr-urinary excretions of adrenaline ( ad ) , noradrenaline ( na ) and dopamine ( da ) in elderly normotensive subjects aged 60 to 90 yrs .
C0014563
adrenaline
C0028351
noradrenaline