1. Effects of diazepam on conditioned place preference induced by morphine or amphetamine in the rat

   • Francesco Leri
   • Keith B.J. Franklin

   Original Investigation Pages: 351 - 360

2. Modulation of intravenous cocaine effects by chronic oral cocaine in humans

   • Sharon L. Walsh
   • Kathleen A. Haberny
   • George E. Bigelow

   Original Investigation Pages: 361 - 373

3. Effects of ethanol at four phases of the menstrual cycle

   • Louis Holdstock
   • Harriet de Wit

   Original Investigation Pages: 374 - 382

4. Effects of recent and reference antipsychotic agents at human dopamine D₂ and D₃ receptor signaling in Chinese hamster ovary cells

   • Jurgen F.M. Vanhauwe
   • Martine Ercken
   • Josée E. Leysen

   Original Investigation Pages: 383 - 390

5. Ventral pallidal extracellular fluid levels of dopamine, serotonin, gamma amino butyric acid, and glutamate during cocaine self-administration in rats

   • Glen M. Sizemore
   • Conchita Co
   • James E. Smith

   Original Investigation Pages: 391 - 398

6. Component structure of the Positive And Negative Syndrome Scale (PANSS) in patients with recent-onset schizophrenia and spectrum disorders

   • J. E. D. Wolthaus
   • P. M. A. J. Dingemans
   • R. Hijman

   Original Investigation Pages: 399 - 403

7. Prolonged perinatal exposure to AZT affects aggressive behaviour of adult CD-1 mice

   • Aldina Venerosi
   • Francesca Cirulli
   • Enrico Alleva

   Original Investigation Pages: 404 - 411

8. Alcohol-induced locomotor activation in C57BL/6J, A/J, and AXB/BXA recombinant inbred mice: strain distribution patterns and quantitative trait loci analysis

   • Kathryn Gill
   • Alan Boyle
   • Nicolas Desaulniers

   Original Investigation Pages: 412 - 421

9. Dopamine D₂ receptor occupancy predicts catalepsy and the suppression of conditioned avoidance response behavior in rats

   • Marie-Louise G. Wadenberg
   • Shitij Kapur
   • Franco Vaccarino

   Original Investigation Pages: 422 - 429

10. Sex-related differences in the antinociceptive effects of opioids: importance of rat genotype, nociceptive stimulus intensity, and efficacy at the µ opioid receptor

    • Charles D. Cook
    • Andrew C. Barrett
    • Mitchell J. Picker

    Original Investigation Pages: 430 - 442