title: Mediation of pain.
mesh_terms: D004723:Endorphins / Q000502:physiology; D004745:Enkephalins / Q000502:physiology; D006801:Humans; D018377:Neurotransmitter Agents / Q000502:physiology; D009619:Nociceptors / Q000502:physiology; D010146:Pain / Q000503:physiopathology* / Q000517:prevention & control
chemical_list: D004723:Endorphins; D004745:Enkephalins; D018377:Neurotransmitter Agents