Netto, C A Beta-endorphin enhancement of retrieval in a three-session paradigm. [electronic resource] - Behavioral and neural biology Jul 1990 - 97-104 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0163-1047 Standard No.: 10.1016/0163-1047(90)91281-f doi Subjects--Topical Terms: AnimalsArousal--drug effectsAvoidance Learning--drug effectsBrain--drug effectsFemaleMaleMemory--drug effectsMental Recall--drug effectsRatsRats, Inbred StrainsReaction Time--drug effectsReceptors, Opioid--drug effectsbeta-Endorphin--pharmacology