during brief vigorous bicycle exercise ( 8 min , maximal heart rate : 177 beats/min ) mean free noradrenaline and adrenaline values of 2.0 and 0.51 nmol/l at rest , increased to 6.7 and 2 nmol/l ( p less than 0.001 ) respectively , at the maximal workload of 200 watt , whereas conjugated noradrenaline and adrenaline decreased from 3.4 and 0.8 nmol/l to 2.1 and 0.4 nmol/l ( p less than 0.001 ) respectively .
C0028351
noradrenaline
C0014563
adrenaline