finally , the present study demonstrated that the area postrema , particularly its lateral portion , contains various neuropeptide-like structures , both neurons and fibers , substance p- , [ leu ] enkephalin- , cholecystokinin-8- and neurotensin-like immunoreactive neurons and fibers , and avian pancreatic polypeptide- and gamma-melanocyte stimulating hormone-like immunoreactive fibers .
C0027895
neuropeptide
C0027930
neurotensin