title: Intracerebral des-tyrosine-gamma-endorphin inhibits methylphenidate induced locomotor activity.
mesh_terms: D000818:Animals; D004298:Dopamine / Q000494:pharmacology; D004723:Endorphins / Q000008:administration & dosage / Q000494:pharmacology*; D007267:Injections; D008297:Male; D008774:Methylphenidate / Q000037:antagonists & inhibitors*; D009043:Motor Activity / Q000187:drug effects*; D009714:Nucleus Accumbens; D010446:Peptide Fragments / Q000008:administration & dosage / Q000494:pharmacology*; D051381:Rats
chemical_list: D004723:Endorphins; D010446:Peptide Fragments; D008774:Methylphenidate; C018903:gamma-endorphin, des-Tyr(1)-; D004298:Dopamine