plasma norepinephrine concentration , obtained from tail vein blood of restrained rats , was 356 +/- 67 pg/ml in shr and 297 +/- 61 in wky ( ns ) , whereas epinephrine was 1079 +/- 117 in shr and 695 +/- 107 in wky ( p < 0.05 ) .
C0028351
norepinephrine
C0014563
epinephrine