29-30 amino acid neuropeptide
Coexists with noradrenaline in locus
coerulus and with 5-HT in
the DRN
Found (with its receptors) in limbic
regions
Three known G-protein-coupled galanin
receptor subtypes
(GAL1, GAL2, GAL3)
Blocking the inhibitory effects of
galanin on monoamin neurotransmission
with galanin receptor antagonists would be predicted to mimic or augment the action
of antidepressants