the presence of neuropeptide y immunoreactive fibres in tracts such as the corpus callosum , anterior commissure , lateral olfactory tract , fimbria , medial corticohypothalamic tract , medial forebrain bundle , stria terminalis , dorsal periventricular bundle and other periventricular areas , indicated that in addition to the localisation of neuropeptide y-like peptide ( s ) in interneurons in the forebrain , neuropeptide y may be found in long neuronal pathways throughout the brain .
C0085140
forebrain
C0006104
brain