1. Sex differences in escalation of methamphetamine self-administration: cognitive and motivational consequences in rats

   • Carmela M. Reichel
   • Clifford H. Chan
   • Ronald E. See

   Original Investigation 17 May 2012 Pages: 371 - 380

   

2. Effect of saffron on fluoxetine-induced sexual impairment in men: randomized double-blind placebo-controlled trial

   • Amirhossein Modabbernia
   • Hamid Sohrabi
   • Shahin Akhondzadeh

   Original Investigation 03 May 2012 Pages: 381 - 388

   

3. Repeated exposure to MDMA and amphetamine: sensitization, cross-sensitization, and response to dopamine D₁- and D₂-like agonists

   • Sarah Bradbury
   • David Gittings
   • Susan Schenk

   Original Investigation 05 May 2012 Pages: 389 - 399

   

4. Hyperactivity, increased nicotine consumption and impaired performance in the five-choice serial reaction time task in adolescent rats prenatally exposed to nicotine

   • T. Schneider
   • L. Bizarro
   • I. P. Stolerman

   Original Investigation 05 May 2012 Pages: 401 - 415

   

5. The modulation of venlafaxine on cortical activation of language area in healthy subjects with fMRI study

   • Qi Xie
   • Yan Liu
   • Hong-Min Bai

   Original Investigation 04 May 2012 Pages: 417 - 425

   

6. Pharmacodynamic profile of tramadol in humans: influence of naltrexone pretreatment

   • William W. Stoops
   • Michelle R. Lofwall
   • Sharon L. Walsh

   Original Investigation 24 May 2012 Pages: 427 - 438

   

7. A placebo-controlled study to assess Standardized Field Sobriety Tests performance during alcohol and cannabis intoxication in heavy cannabis users and accuracy of point of collection testing devices for detecting THC in oral fluid

   • W. M. Bosker
   • E. L. Theunissen
   • J. G. Ramaekers

   Original Investigation Open access 13 May 2012 Pages: 439 - 446

   

8. Blockade of the brain histamine H3 receptor by JNJ-39220675: preclinical PET studies with [¹¹C]GSK189254 in anesthetized baboon

   • Jean Logan
   • Nicholas I. Carruthers
   • Joanna S. Fowler

   Original Investigation Open access 22 May 2012 Pages: 447 - 455

   

9. Increased drinking after intra-striatal injection of the dopamine D2/D3 receptor agonist quinpirole in the rat

   • Davide Amato
   • Christian P. Müller
   • Aldo Badiani

   Original Investigation 13 May 2012 Pages: 457 - 463

   

10. The brain orexin system and almorexant in fear-conditioned startle reactions in the rat

    • Michel A. Steiner
    • Hugues Lecourt
    • Francois Jenck

    Original Investigation 17 May 2012 Pages: 465 - 475

    

11. The effect of morphine dependence on impulsive choice in rats

    • Colin Harvey-Lewis
    • Johnna Perdrizet
    • Keith B. J. Franklin

    Original Investigation 16 May 2012 Pages: 477 - 487

    

12. Balanced placebo design with marijuana: Pharmacological and expectancy effects on impulsivity and risk taking

    • Jane Metrik
    • Christopher W. Kahler
    • Damaris J. Rohsenow

    Original Investigation 16 May 2012 Pages: 489 - 499