electrical stimulation of the locus ceruleus ( lc ) , a major norepinephrine-containing nucleus in the brainstem , or of its axons projecting to the forebrain , the dorsal noradrenergic bundle , suppressed penicillin-induced focal epileptiform activity but was less effective in suppressing focal penicillin spikes .
C0023951
locus ceruleus
C0006121
brainstem