[The endogenous analgesia system (author's transl)].
D015670:Acupuncture Therapy; D000818:Animals; D001921:Brain / Q000502:physiology; D004723:Endorphins / Q000502:physiology*; D006801:Humans; D051379:Mice; D009020:Morphine / Q000494:pharmacology; D009619:Nociceptors / Q000502:physiology; D010146:Pain / Q000503:physiopathology; D051381:Rats; D009435:Synaptic Transmission
D004723:Endorphins; D009020:Morphine