we investigated the effects of exercise on the sympathoadrenal system by determining catecholamine ( ca ) concentrations in the venous blood and urine [ free norepinephrine ( ne ) , epinephrine ( epi ) ] and the respective sulfoconjugates in plasma and various hormonal , metabolic , and cardiocirculatory parameters .
C0028351
norepinephrine
C0014563
epinephrine