1. Early improvement as a predictor of eventual antidepressant treatment response in severely depressed inpatients

   • Marlijn Vermeiden
   • Astrid M. Kamperman
   • Tom K. Birkenhäger

   Original Investigation 23 October 2014 Pages: 1347 - 1356

   

2. Acute tryptophan depletion reduces kynurenine levels: implications for treatment of impaired visuospatial memory performance in irritable bowel syndrome

   • Paul J. Kennedy
   • Andrew P. Allen
   • Gerard Clarke

   Original Investigation 23 October 2014 Pages: 1357 - 1371

   

3. Does mutual compensation of the cognitive effects induced by pain and opioids exist? An experimental study

   • Geana Paula Kurita
   • Lasse Paludan Malver
   • Per Sjøgren

   Original Investigation 28 October 2014 Pages: 1373 - 1381

   

4. Orexin neuropeptides contribute to the development and persistence of generalized avoidance behavior in the rat

   • Daniele Viviani
   • Patrizia Haegler
   • Michel A. Steiner

   Original Investigation 16 October 2014 Pages: 1383 - 1393

   

5. The effects of post-extinction exercise on cocaine-primed and stress-induced reinstatement of cocaine seeking in rats

   • Yvonne E. Ogbonmwan
   • Jason P. Schroeder
   • David Weinshenker

   Original Investigation 31 October 2014 Pages: 1395 - 1403

   

6. Early abstinence of crack-cocaine is effective to attenuate oxidative stress and to improve antioxidant defences

   • Aline Zaparte
   • Thiago W. Viola
   • Moisés E. Bauer

   Original Investigation 23 October 2014 Pages: 1405 - 1413

   

7. Effect of nucleus accumbens shell infusions of ganaxolone or gaboxadol on ethanol consumption in mice

   • Marcia J. Ramaker
   • Moriah N. Strong-Kaufman
   • Deborah A. Finn

   Original Investigation 25 October 2014 Pages: 1415 - 1426

   

8. A systematic microdialysis study of dopamine transmission in the accumbens shell/core and prefrontal cortex after acute antipsychotics

   • Gianluigi Tanda
   • Valentina Valentini
   • Gaetano Di Chiara

   Original Investigation 28 October 2014 Pages: 1427 - 1440

   

9. Effect of lithium on behavioral disinhibition induced by electrolytic lesion of the median raphe nucleus

   • Fernanda A. Pezzato
   • Adem Can
   • Todd D. Gould

   Original Investigation 28 October 2014 Pages: 1441 - 1450

   

10. Concurrent access to nicotine and sucrose in rats

    • Leigh V. Panlilio
    • Lee Hogarth
    • Mohammed Shoaib

    Original Investigation 01 November 2014 Pages: 1451 - 1460

    

11. Acute escitalopram but not contextual conditioning exerts a stronger “anxiogenic” effect in rats with high baseline “anxiety” in the acoustic startle paradigm

    • Robert Pettersson
    • Jakob Näslund
    • S. Melker Hagsäter

    Original Investigation 25 November 2014 Pages: 1461 - 1469

    

12. Sex differences in the effects of adolescent social deprivation on alcohol consumption in μ-opioid receptor knockout mice

    • Yuki Moriya
    • Yoshiyuki Kasahara
    • Ichiro Sora

    Original Investigation 04 November 2014 Pages: 1471 - 1482

    

13. Alleviating waiting impulsivity and perseverative responding by μ-opioid receptor antagonism in two inbred mouse strains

    • Sandra Sanchez-Roige
    • Tamzin L. Ripley
    • David N. Stephens

    Original Investigation 08 November 2014 Pages: 1483 - 1492

    

14. Response to paper by Kelly et al “The opioid receptor pharmacology of GSK1521498 compared to other ligands with different effects on compulsive reward-related behaviors” published in Psychopharmacology 232, 305–314, 2014

    • Danxin Wang
    • Wolfgang Sadee

    Letter to the Editor 06 March 2015 Pages: 1493 - 1494

15. Reply to Wang and Sadée

    • Graeme Henderson
    • Edward T. Bullmore

    Letter to the Editor 11 March 2015 Pages: 1495 - 1496

16. Glutamate NMDA receptor modulators for the treatment of depression: trials and tribulations

    • James W. Murrough

    Commentary 11 March 2015 Pages: 1497 - 1499