the influence of polycomponent solutions of agonists of opiate mu- , delta , chi- and sigma-receptors ( morphine , d-ala2 , d- ley5 -enkephalin , bremazocine , skf 10,047 ) and of met-enkephalin on the habituation of orthodromic evoked potential in the visual cortical area was studied in turtles .
C0014298
enkephalin
C0014295
met-enkephalin