in five dogs the plasma concentrations of dopamine , epinephrine , and norepinephrine increased from 234 +/- 98 to 1906 +/- 1384 , 609 +/- 641 to 19,813 +/- 10,234 , and 388 +/- 194 to 3223 +/- 992 pg/ml , respectively ( all p less than 0.01 ) .
C0014563
epinephrine
C0028351
norepinephrine