Differential effects of naloxone or its quaternary analogue on stress or morphine induced analgesia.
D000818:Animals; D001812:Blood-Brain Barrier; D008297:Male; D009020:Morphine / Q000494:pharmacology*; D009270:Naloxone / Q000031:analogs & derivatives* / Q000494:pharmacology*; D010146:Pain / Q000503:physiopathology*; D051381:Rats; D011930:Reaction Time / Q000187:drug effects; D013312:Stress, Physiological / Q000503:physiopathology*
D009270:Naloxone; D009020:Morphine