Evidence for interactions of endogenous peptides with the mesolimbic dopamine system.
D000818:Animals; D007267:Injections; D008032:Limbic System / Q000502:physiology*; D008297:Male; D009419:Nerve Tissue Proteins / Q000502:physiology*; D009714:Nucleus Accumbens; D051381:Rats; D011919:Rats, Inbred Strains; D011954:Receptors, Dopamine / Q000502:physiology*
D009419:Nerve Tissue Proteins; D011954:Receptors, Dopamine