1. Stress-induced increase in endogenous opiate peptides: concurrent analgesia and its partial reversal by naloxone;Akil,1976
2. Sites de liasio de la leu-enkephaline-3H das le striatum du rat;Audiger;C.R. Acad. Sci. (Paris),1977
3. Analegesia induced in vivo by central administration of enkephalin in rat;Belluzzi;Nature,1976
4. Evidence for analgesic activity of enkephalin in the mouse;Buscher;Nature,1976
5. Reduction of VMH lesion-induced hyperemotionality and anticiception by diazepam;Chance,1977