title: Opiates and enkephalin reduce the excitability of neuronal processes.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D004558:Electric Stimulation; D004586:Electrophoresis; D004723:Endorphins / Q000494:pharmacology*; D004745:Enkephalins / Q000494:pharmacology*; D006168:Guinea Pigs; D008564:Membrane Potentials / Q000187:drug effects; D009294:Narcotics / Q000008:administration & dosage / Q000494:pharmacology*; D009433:Neural Inhibition; D009474:Neurons / Q000187:drug effects*; D010477:Perfusion
chemical_list: D004723:Endorphins; D004745:Enkephalins; D009294:Narcotics