1. Effect of oral nicotine dosing forms on cigarette withdrawal symptoms and craving: a systematic review

   • Robert West
   • Saul Shiffman

   Review 28 March 2001 Pages: 115 - 122

2. Tryptophan depletion in SSRI-recovered depressed outpatients

   • Maya K. Spillmann
   • A.J. Willem Van der Does
   • Maurizio Fava

   Original Investigation 28 March 2001 Pages: 123 - 127

3. Intramuscular (IM) ziprasidone 20 mg is effective in reducing acute agitation associated with psychosis: a double-blind, randomized trial

   • David G. Daniel
   • Steven G. Potkin
   • Edmund P. Harrigan

   Original Investigation 28 March 2001 Pages: 128 - 134

4. Clozapine enhances breakpoint in common marmosets responding on a progressive ratio schedule

   • J. Cilia
   • D.C. Piper
   • J.J. Hagan

   Original Investigation 14 March 2001 Pages: 135 - 143

5. Pharmacological evidence of muscarinic-cholinergic sensitization following chronic stress

   • Cristina Orsini
   • Claudio Castellano
   • Simona Cabib

   Original Investigation 15 March 2001 Pages: 144 - 147

6. Pharmacokinetics of reboxetine in healthy volunteers with different ethnic descents

   • Pamela E. Hendershot
   • Joseph C. Fleishaker
   • Russell E. Poland

   Original Investigation 15 March 2001 Pages: 148 - 153

7. Conditioned antinociception and freezing using electrical stimulation of the dorsal periaqueductal gray or inferior colliculus as unconditioned stimulus are differentially regulated by 5-HT_2A receptors in rats

   • V.M. Castilho
   • M.L. Brandão

   Original Investigation 29 March 2001 Pages: 154 - 162

8. Threshold doses for nicotine discrimination in smokers and non-smokers

   • Kenneth A. Perkins
   • Carolyn Fonte
   • Annette Wilson

   Original Investigation 28 March 2001 Pages: 163 - 170

9. Bupropion SR worsens mood during marijuana withdrawal in humans

   • Margaret Haney
   • Amie S. Ward
   • Marian W. Fischman

   Original Investigation 30 March 2001 Pages: 171 - 179

10. Differential interaction of GBR 12909, a dopamine uptake inhibitor, with cocaine and methamphetamine in rats discriminating cocaine

    • Stephen G. Holtzman

    Original Investigation 15 March 2001 Pages: 180 - 186

11. Distinct temporal pattern of the effects of the combined serotonin-reuptake inhibitor and 5-HT_1A agonist EMD 68843 on the sleep EEG in healthy men

    • H. Murck
    • R.M. Frieboes
    • A. Steiger

    Original Investigation 06 March 2001 Pages: 187 - 192

12. Quantifying drug-related 5-HT_1A receptor occupancy with [¹⁸F]MPPF

    • Jan Passchier
    • Aren van Waarde
    • Willem Vaalburg

    Original Investigation 15 March 2001 Pages: 193 - 197

13. Relationship between variations in estradiol and progesterone levels across the menstrual cycle and human performance

    • Martin S. Mumenthaler
    • Ruth O'Hara
    • Jerome A. Yesavage

    Original Investigation 28 March 2001 Pages: 198 - 203

14. Lorazepam and diazepam impair true, but not false, recognition in healthy volunteers

    • Caroline Huron
    • Christelle Servais
    • Jean-Marie Danion

    Original Investigation 15 March 2001 Pages: 204 - 209

15. Cholinergic modulation of covert attention in the rat

    • Catherine Stewart
    • Sara Burke
    • Richard Marrocco

    Original Investigation 15 March 2001 Pages: 210 - 218

16. Interaction of olanzapine with fluvoxamine

    • Joop de Jong
    • Britt Hoogenboom
    • Lieuwe de Haan

    Letter to the Editors 31 March 2001 Pages: 219 - 220