1. Dopaminergic and cholinergic involvement in the discriminative stimulus effects of nicotine and cocaine in rats

   • Rajeev I. Desai
   • David J. Barber
   • Philip Terry

   Original Investigation 09 April 2003 Pages: 335 - 343

   

2. A 5-HT_1A agonist and a 5-HT_2c antagonist reduce social interaction deficit induced by multiple ethanol withdrawals in rats

   • David H. Overstreet
   • Darin J. Knapp
   • George R. Breese

   Original Investigation 04 April 2003 Pages: 344 - 352

   

3. Escitalopram, the S-(+)-enantiomer of citalopram, is a selective serotonin reuptake inhibitor with potent effects in animal models predictive of antidepressant and anxiolytic activities

   • C. Sánchez
   • P. B. F. Bergqvist
   • O. Wiborg

   Original Investigation 26 April 2003 Pages: 353 - 362

   

4. H₃ receptor blockade by thioperamide enhances cognition in rats without inducing locomotor sensitization

   • Victoria A. Komater
   • Kaitlin E. Browman
   • Gerard B. Fox

   Original Investigation 08 April 2003 Pages: 363 - 372

   

5. Swim stress inhibits 5-HT_2A receptor-mediated head twitch behaviour in mice

   • Danka Peričić

   Original Investigation 15 April 2003 Pages: 373 - 379

   

6. Initiating treatment with modafinil for control of excessive daytime sleepiness in patients switching from methylphenidate: an open-label safety study assessing three strategies

   • Michael J. Thorpy
   • Jonathan R. L. Schwartz
   • Roza Hayduk

   Original Investigation 23 April 2003 Pages: 380 - 385

   

7. Effect of HD-23, a potent long acting cocaine-analog, on cocaine self-administration in rats

   • David C. S. Roberts
   • Kelly R. Jungersmith
   • Huw M. L. Davies

   Original Investigation 01 April 2003 Pages: 386 - 392

   

8. Acute effects of d-amphetamine on progressive-ratio performance maintained by cigarette smoking and money

   • Stacey C. Sigmon
   • Jennifer W. Tidey
   • Stephen T. Higgins

   Original Investigation 09 April 2003 Pages: 393 - 402

   

9. Cells in midline thalamus, central amygdala, and nucleus accumbens responding specifically to antipsychotic drugs

   • Bruce M. Cohen
   • Sara Cherkerzian
   • Nicholas Lange

   Original Investigation 23 April 2003 Pages: 403 - 410

   

10. Tryptophan depletion decreases the recognition of fear in female volunteers

    • C. J. Harmer
    • R. D. Rogers
    • G. M. Goodwin

    Original Investigation 04 April 2003 Pages: 411 - 417

    

11. Reversal of haloperidol-induced orofacial dyskinesia by quercetin, a bioflavonoid

    • Pattipati S. Naidu
    • Amanpreet Singh
    • Shrinivas K. Kulkarni

    Original Investigation 01 April 2003 Pages: 418 - 423

    

12. Effects of dose and infusion delay on cocaine self-administration choice in rhesus monkeys

    • Karen G. Anderson
    • William L. Woolverton

    Original Investigation 11 April 2003 Pages: 424 - 430

    

13. Effects of a single dose of cortisol on the neural correlates of episodic memory and error processing in healthy volunteers

    • F. C. Hsu
    • M. J. Garside
    • R. H. McAllister-Williams

    Original Investigation 09 April 2003 Pages: 431 - 442

    

14. Relationship between clinical effects of fluvoxamine and the steady-state plasma concentrations of fluvoxamine and its major metabolite fluvoxamino acid in Japanese depressed patients

    • Gisa Gerstenberg
    • Toshiaki Aoshima
    • Koichi Otani

    Original Investigation 08 April 2003 Pages: 443 - 448

    

15. Parkinson's disorder, psychomotor problems and dopaminergic neurotoxicity in recreational ecstasy/MDMA users

    • A. C. Parrott
    • T. Buchanan
    • J. Rodgers

    Letter to the Editors 08 April 2003 Pages: 449 - 450