1. Acute effect of altered tryptophan levels and alcohol on aggression in normal human males

   • Robert O. Pihl
   • Simon N. Young
   • Frank R. Ervin

   Review Pages: 353 - 360

2. Characterization of topographic EEG changes when smoking a cigarette

   • H. Shikata
   • H. Fukai
   • T. Sakaki

   Original Investigation Pages: 361 - 367

3. ABT-418: discriminative stimulus properties and effect on ventral tegmental cell activity

   • Jorge D. Brioni
   • David J. B. Kim
   • Stephen P. Arneric

   Original Investigation Pages: 368 - 375

4. Rate of binding of various inhibitors at the dopamine transporter in vivo

   • M. Stathis
   • U. Scheffel
   • F. I. Carroll

   Original Investigation Pages: 376 - 384

5. Response to smoking as a function of prior smoking amounts

   • R. V. Fant
   • K. J. Schuh
   • M. L. Stitzer

   Original Investigation Pages: 385 - 390

6. Velnacrine maleate improves delayed matching performance by aged monkeys

   • W. J. Jackson
   • J. J. Buccafusco
   • D. K. Rush

   Original Investigation Pages: 391 - 398

7. State-dependent effects of atypical benzodiazepine-receptor agonists

   • A. Jackson

   Original Investigation Pages: 399 - 404

8. Effects of post-trial administration of nicotine on human memory: evaluating the conditions for improving memory

   • J. Rusted
   • L. Graupner
   • D. Warburton

   Original Investigation Pages: 405 - 413

9. Sensitization to apomorphine in pigeons: unaffected by latent inhibition but still due to classical conditioning

   • B. Wynne
   • J. D. Delius

   Original Investigation Pages: 414 - 420

10. Primacy and recency effects in rhesus monkeys (Macaca mulatta) using a serial probe recognition task I. Effects of diazepam

    • C. A. Castro

    Original Investigation Pages: 421 - 427

11. The olfactory tubercle as a site of action of neuroleptics with an atypical profile in the paw test: effect of risperidone, prothipendyl, ORG 5222, sertindole and olanzapine

    • A. R. Cools
    • E. P. M. Prinssen
    • B. A. Ellenbroek

    Original Investigation Pages: 428 - 439

12. Onset and time course of antidepressant action: psychopharmacological implications of a controlled trial of electroconvulsive therapy

    • R. H. Segman
    • M. Gorfine
    • B. Shapira

    Original Investigation Pages: 440 - 448

13. Clinical trials of antidepressants: the hidden face: where locus of control appears to play a key role in depression outcome

    • C. Reynaert
    • P. Janne
    • D. Lejeune

    Original Investigation Pages: 449 - 454

14. Effects of ethanol on the processing of low probability stimuli: an ERP study

    • C. Grillon
    • R. Sinha
    • S. S. O'Malley

    Original Investigation Pages: 455 - 465

15. Enhanced oral activity responses to intrastriatal SKF 38393 andm-CPP are attenuated by intrastriatal mianserin in neonatal 6-OHDA-lesioned rats

    • A. Plech
    • R. Brus
    • J. H. Kalbfleisch

    Original Investigation Pages: 466 - 473

16. The mitochondrial toxin 3-nitropropionic acid induces vacuous chewing movements in rats. Implications for tardive dyskinesia?

    • O. A. Andreassen
    • H. A. Jørgensen

    Rapid Communication Pages: 474 - 476