developmental changes in norepinephrine ( ne ) , dopamine ( da ) and epinephrine ( e ) contents of the rat metencephalon , mesencephalon and diencephalon , have been measured by high performance liquid chromatography with electrochemical detection , from fetal stages ( e15 or e17 to e21 ) to postnatal days ( p0 to p30 ) and compared to the adult levels .
C0028351
norepinephrine
C0014563
epinephrine