plasma epinephrine was unchanged , but norepinephrine levels increased in arterial ( 421 +/- 27 to 576 +/- 41 ng/liter ) and coronary sinus plasma ( 611 +/- 46 to 836 +/- 46 ng/liter ) ( p less than 0.001 for both ) .
C0014563
epinephrine
C0028351
norepinephrine