using immunocytochemical techniques , we show that substance p- , enkephalin- ( leu-enkephalin , metenkephalin ) , and somatostatin- like immunoreactivities are expressed in subpopulations of neurones grown in vitro , whereas vip ( vasoactive intestinal polypeptide ) is not detected under the same conditions .
C0014298
enkephalin
C0014294
leu-enkephalin