1. Editorial

   • Trevor Robbins

   EditorialNotes Pages: 143 - 143

2. Behavioral screening for cognition enhancers: from indiscriminate to valid testing: Part I

   • Martin Sarter
   • Jim Hagan
   • Paul Dudchenko

   Reviews Pages: 144 - 159

3. Complex motor and sensorimotor functions of striatal and accumbens dopamine: involvement in instrumental behavior processes

   • John D. Salamone

   Reviews Pages: 160 - 174

4. A placebo controlled trial of remoxipride in the prevention of relapse in chronic schizophrenia

   • D. J. King
   • M. Blomqvist
   • R. C. Montgomery

   Original Investigations Pages: 175 - 179

5. PET analysis of alcohol interaction with the brain disposition of [¹¹C]flumazenil

   • S. Pauli
   • S. Liljequist
   • G. Sedvall

   Original Investigations Pages: 180 - 185

6. Stereoselective behavioral effects of Lu 19-005 in monkeys: relation to binding at cocaine recognition sites

   • S. Rosenzweig-Lipson
   • Jack Bergman
   • B. K. Madras

   Original Investigations Pages: 186 - 194

7. Different neuroleptics show common dose and time dependent effects in quantitative field potential analysis in freely moving rats

   • W. Dimpfel
   • M. Spüler
   • K. Wessel

   Original Investigations Pages: 195 - 202

8. Pavlovian conditioning ofl-dopa induced movement

   • Robert J. Carey

   Original Investigations Pages: 203 - 210

9. Behavioral economics of drug self-administration

   • Warren K. Bickel
   • John R. Hughes
   • Pamela Rizzuto

   Original Investigations Pages: 211 - 216

10. Effects of quinpirole and SKF 38393 alone and in combination in squirrel monkeys trained to discriminate cocaine

    • J. L. Katz
    • J. M. Witkin

    Original Investigations Pages: 217 - 220

11. Ontogeny of cocaine hyperactivity and conditioned place preference in mice

    • Giovanni Laviola
    • Giacomo Dell'Omo
    • Giorgio Bignami

    Original Investigations Pages: 221 - 228

12. Long-term administration of m-chlorophenylpiperazine (mCPP) to rats induces changes in serotonin receptor binding, dopamine levels and locomotor activity without altering prolactin and corticosterone secretion

    • Jakob Ulrichsen
    • John S. Partilla
    • Elizabeth M. Dax

    Original Investigations Pages: 229 - 235

13. Effects of remoxipride, a dopamine D-2 antagonist antipsychotic, on sleep-waking patterns and EEG activity in rats and rabbits

    • E. Ongini
    • P. Bo
    • F. Savoldi

    Original Investigations Pages: 236 - 242

14. Comparison of error patterns produced by scopolamine and MK-801 on repeated acquisition and transition baselines

    • Jeffrey Cohn
    • John M. Ziriax
    • Deborah A. Cory-Slechta

    Original Investigations Pages: 243 - 254

15. Reinforcing and subjective effects of oral Δ⁹-THC and smoked marijuana in humans

    • L. D. Chait
    • James P. Zacny

    Original Investigations Pages: 255 - 262

16. Behavioral microanalysis of spatial delayed alternation performance: rehearsal through overt behavior, and effects of scopolamine and chlordiazepoxide

    • P. Dudchenko
    • M. Sarter

    Original Investigations Pages: 263 - 270

17. Preexposure to amphetamine and nicotine predisposes rats to self-administer a low dose of cocaine

    • Brian A. Horger
    • Melissa K. Giles
    • Susan Schenk

    Original Investigations Pages: 271 - 276

18. Locomotor-activating effects of the D₂ agonist bromocriptine show environment-specific sensitization following repeated injections

    • Diane C. Hoffman
    • Roy A. Wise

    Original Investigations Pages: 277 - 284

19. The mesolimbic dopaminergic system is implicated in the reinforcing effects of nicotine

    • William A. Corrigall
    • Keith B. J. Franklin
    • Paul B. S. Clarke

    Original Investigations Pages: 285 - 289

20. Sensitization to haloperidol-induced suppression of milk intake: effect of interdose interval

    • David L. Wolgin
    • Jacqueline Moore

    Original Investigations Pages: 290 - 296

21. Heightened aggressive behavior during morphine withdrawal: effects ofd-amphetamine

    • J. W. Tidey
    • K. A. Miczek

    Original Investigations Pages: 297 - 302

22. A comparison of the effects of sibutramine hydrochloride, bupropion and methamphetamine on dopaminergic function: evidence that dopamine is not a pharmacological target for sibutramine

    • D. J. Heal
    • A. T. J. Frankland
    • W. R. Buckett

    Original Investigations Pages: 303 - 309

23. Benzodiazepine receptor mediation of behavioral effects of nitrous oxide in mice

    • R. M. Quock
    • D. E. Emmanouil
    • R. J. Pruhs

    Original Investigations Pages: 310 - 314

24. Reinforcing effects of enantiomers of N,N-dimethylamphetamine in squirrel monkeys

    • Jonathan L. Katz
    • George A. Ricaurte
    • Jeffrey M. Witkin

    Original Investigations Pages: 315 - 318

25. Subjective and behavioral responses to intravenous fentanyl in healthy volunteers

    • James P. Zacny
    • J. Lance Lichtor
    • Harriet de Wit

    Original Investigations Pages: 319 - 326

26. Effects of fenfluramine and para-chloroamphetamine on sexual behavior of male rats

    • Mark M. Foreman
    • James L. Hall
    • Ronald L. Love

    Original Investigations Pages: 327 - 330

27. Amphetamine or haloperidol 2 weeks earlier antagonized the plasma corticosterone response to amphetamine; evidence for the stressful/foreign nature of drugs

    • Seymour M. Antelman
    • Anthony R. Caggiula
    • David J. Edwards

    Original Investigations Pages: 331 - 336

28. Effect of taurine on ethanol-induced changes in open-field locomotor activity

    • C. M. G. Aragon
    • L.-E. Trudeau
    • Z. Amit

    Original Investigations Pages: 337 - 340

29. Involvement of dopamine receptor subtypes in mouse thermoregulation

    • M. R. Zarrindast
    • S. A. Tabatabai

    Original Investigations Pages: 341 - 346

30. Like diazepam, CL 218,872, a selective ligand for the benzodiazepine ω₁ receptor subtype, impairs place learning in the Morris water maze

    • Robert K. McNamara
    • Ronald W. Skelton

    Original Investigations Pages: 347 - 351

31. Rate of increase of plasma drug level influences subjective response in humans

    • Harriet de Wit
    • Betsy Bodker
    • John Ambre

    Original Investigations Pages: 352 - 358

32. Partial reversal of fluoxetine anorexia by the 5-HT antagonist metergoline

    • Michelle D. Lee
    • Peter G. Clifton

    Original Investigations Pages: 359 - 364

33. Sodium pentobarbital: sensory and associative effects in classical conditioning of the rabbit nictitating membrane response

    • Ping Chen
    • M. M. Ghoneim
    • I. Gormezano

    Original Investigations Pages: 365 - 372

34. Impaired acquisition of temporal differentiation performance following lesions of the ascending 5-hydroxytryptaminergic pathways

    • Mary A. Wogar
    • C. M. Bradshaw
    • E. Szabadi

    Original Investigations Pages: 373 - 378

35. 5-HT_1C receptor antagonists have anxiolytic-like actions in the rat social interaction model

    • G. A. Kennett

    Original Investigations Pages: 379 - 384

36. Genetic differences in the rewarding and activating effects of morphine and ethanol

    • Christopher L. Cunningham
    • Douglas R. Niehus
    • Liesl K. Prather

    Original Investigations Pages: 385 - 393

37. l-Dopa withdrawal in Parkinson's disease selectively impairs cognitive performance in tests sensitive to frontal lobe dysfunction

    • K. W. Lange
    • T. W. Robbins
    • G. M. Paul

    Original Investigations Pages: 394 - 404

38. Comparison of acute and chronic treatment of various serotonergic agents with those of diazepam and idazoxan in the rat elevated X-maze

    • Ian K. Wright
    • M. Heaton
    • C. A. Marsden

    Original Investigations Pages: 405 - 414

39. The roman strains of rats as a psychogenetic tool for pharmacological investigation of working memory: example with RU 41656

    • F. Willig
    • D. Van de Velde
    • J. Delacour

    Original Investigations Pages: 415 - 424

40. Abolition of latent inhibition by a single 5 mg dose ofd-amphetamine in man

    • N. S. Gray
    • A. D. Pickering
    • J. A. Gray

    Original Investigations Pages: 425 - 430

41. Modulation of MK-801 response by dopaminergic agents in mice

    • Anita Verma
    • S. K. Kulkarni

    Original Investigations Pages: 431 - 436

42. Hypersensitivity to scopolamine in the elderly

    • Charles Flicker
    • Steven H. Ferris
    • Michael Serby

    Original Investigations Pages: 437 - 441

43. Stress and arousal in sedative and stimulant cigarette smokers

    • S. T. O'Neill
    • A. C. Parrott

    Original Investigations Pages: 442 - 446

44. Suppression of alcohol and saccharin preference in rats by a novel Ca²⁺ channel inhibitor, Goe 5438

    • Olgierd Pucilowski
    • Amir H. Rezvani
    • David S. Janowsky

    Original Investigations Pages: 447 - 452

45. Haloperidol reduces ethanol-induced motor activity stimulation but not conditioned place preference

    • Fred O. Risinger
    • Shelly D. Dickinson
    • Christopher L. Cunningham

    Rapid Communications Pages: 453 - 456

46. Opposite effects of pentylenetetrazol on self-defensive and submissive postures in the rat

    • Bertrand Piret
    • Antoine Depaulis
    • Marguerite Vergnes

    Rapid Communications Pages: 457 - 460