Conditional fear-induced antinociception and decreased binding of [3H]N-leu-enkephalin to rat brain.
D000818:Animals; D001921:Brain / Q000378:metabolism*; D004723:Endorphins / Q000378:metabolism*; D004745:Enkephalins / Q000378:metabolism*; D005239:Fear / Q000502:physiology*; D008297:Male; D009043:Motor Activity; D009619:Nociceptors / Q000502:physiology*; D051381:Rats; D011930:Reaction Time; D013312:Stress, Physiological / Q000378:metabolism
D004723:Endorphins; D004745:Enkephalins