free norepinephrine ( ne ) and epinephrine ( e ) serum levels were higher , before hd , in uremic patients ( 301 +/- 31 and 139 +/- 43 pg ml-1 ) than in normal individuals ( 206 +/- 14 and 34 +/- 4 pg ml-1 ) .
C0028351
norepinephrine
C0014563
epinephrine