1. The effect of hetero- and homosexual experience and long-term treatment with fluoxetine on homosexual behavior in male rats

   • Soraya F. Habr-Alencar
   • Renata G. Dias
   • Maria Martha Bernardi

   Original Investigation 03 October 2006 Pages: 269 - 275

   

2. Effects of stress modulation on morphine-induced conditioned place preferences and plasma corticosterone levels in Fischer, Lewis, and Sprague–Dawley rat strains

   • Ivana Grakalic
   • Charles W. Schindler
   • Anthony L. Riley

   Original Investigation 03 October 2006 Pages: 277 - 286

   

3. The role of gastrin-releasing peptide on conditioned fear: differential cortical and amygdaloid responses in the rat

   • Christine Mountney
   • Victoria Sillberg
   • Zul Merali

   Original Investigation 11 October 2006 Pages: 287 - 296

   

4. Effects associated with double-blind omission of buprenorphine/naloxone over a 98-h period

   • Christopher J. Correia
   • Sharon L. Walsh
   • Eric C. Strain

   Original Investigation 30 September 2006 Pages: 297 - 306

   

5. Treatment with MDMA from P11–20 disrupts spatial learning and path integration learning in adolescent rats but only spatial learning in older rats

   • Matthew R. Skelton
   • Michael T. Williams
   • Charles V. Vorhees

   Original Investigation 03 October 2006 Pages: 307 - 318

   

6. The roles of 5-HT_1A and 5-HT₂ receptors in the effects of 5-MeO-DMT on locomotor activity and prepulse inhibition in rats

   • Kirsten Krebs-Thomson
   • Erbert M. Ruiz
   • Mark A. Geyer

   Original Investigation 30 September 2006 Pages: 319 - 329

   

7. Effects of d-amphetamine and DOI (2,5-dimethoxy-4-iodoamphetamine) on timing behavior: interaction between D₁ and 5-HT_2A receptors

   • S. Body
   • T. H. C. Cheung
   • E. Szabadi

   Original Investigation 19 October 2006 Pages: 331 - 343

   

8. A comparison of nicotine dose estimates in smokers between filter analysis, salivary cotinine, and urinary excretion of nicotine metabolites

   • F. K. St.Charles
   • G. R. Krautter
   • D. C. Mariner

   Original Investigation Open access 07 October 2006 Pages: 345 - 354

   

9. A double-blind placebo controlled experimental study of nicotine: I—effects on incentive motivation

   • Lynne Dawkins
   • Jane H. Powell
   • Alan Pickering

   Original Investigation 18 October 2006 Pages: 355 - 367

   

10. Guanfacine produces differential effects in frontal cortex compared with striatum: assessed by phMRI BOLD contrast

    • Neil Easton
    • Yasmene B. Shah
    • Charles A. Marsden

    Original Investigation 03 October 2006 Pages: 369 - 385

    

11. Impaired recognition of fear facial expressions in 5-HTTLPR S-polymorphism carriers following tryptophan depletion

    • Abigail A. Marsh
    • Elizabeth C. Finger
    • R. J. R. Blair

    Original Investigation 30 September 2006 Pages: 387 - 394

    

12. The nicotinic antagonist mecamylamine has antidepressant-like effects in wild-type but not β2- or α7-nicotinic acetylcholine receptor subunit knockout mice

    • R. L. Rabenstein
    • B. J. Caldarone
    • M. R. Picciotto

    Original Investigation 03 October 2006 Pages: 395 - 401