Research ArticleNEUROPHARMACOLOGY
Anxiolytic-Like Effects of κ-Opioid Receptor Antagonists in Models of Unlearned and Learned Fear in Rats
Allison T. Knoll, Edward G. Meloni, James B. Thomas, F. Ivy Carroll and William A. Carlezon Jr.
Journal of Pharmacology and Experimental Therapeutics December 2007, 323 (3) 838-845; DOI: https://doi.org/10.1124/jpet.107.127415