1. Performance and extinction of lever press behavior following chronic administration of desipramine to rats

   • Irwin Lucki
   • Alan Frazer

   Original Investigations Pages: 253 - 259

2. Temporal relations between blood alcohol concentration and alcohol effect: an experiment with human subjects

   • Robert Radlow
   • Paul M. Hurst

   Original Investigations Pages: 260 - 266

3. Reduction of flurazepam convulsive threshold by Ro 15-1788

   • W. M. Bourn
   • R. L. Garrett
   • F. O. Risinger

   Original Investigations Pages: 267 - 270

4. Chronic haloperidol during development attenuates dopamine autoreceptor function in striatal and mesolimbic brain regions of young and older adult rats

   • Frank M. Scalzo
   • Linda Patia Spear

   Original Investigations Pages: 271 - 276

5. Amphetamine response and relapse risk after depot neuroleptic discontinuation

   • B. Angrist
   • E. Peselov
   • J. Rotrosen

   Original Investigations Pages: 277 - 283

6. Anxiolytic drugs and the acquisition of conditioned fear in mice

   • D. J. Sanger
   • D. Joly

   Original Investigations Pages: 284 - 288

7. The discriminative stimulus properties and detection thresholds of intracranial self-stimulation: Effects of d-amphetamine, morphine, and haloperidol

   • Gerald J. Schaefer
   • Richard P. Michael

   Original Investigations Pages: 289 - 294

8. The sedative effects of CL 218,872, like those of chlordiazepoxide, are reversed by benzodiazepine antagonists

   • Sandra E. File
   • Sharon Pellow
   • Lucy Wilks

   Original Investigations Pages: 295 - 300

9. Effects of morphine and neuroleptics on wet-dog shaking behavior elicited by hippocampal stimulation in rats

   • Hiroaki Araki
   • Hironaka Aihara

   Original Investigations Pages: 301 - 305

10. Pilot investigation of the quantitative EEG and Clinical effects of ketazolam and the novel antiemetic nonabine in normal subjects

    • G. R. McClelland
    • J. A. Sutton

    Original Investigations Pages: 306 - 308

11. Behavioral effects of a novel kappa opioid analgesic, U-50488, in rats and rhesus monkeys

    • A. H. Tang
    • R. J. Collins

    Original Investigations Pages: 309 - 314

12. Luteinizing-hormone-releasing hormone modifies retention of passive and active avoidance responses in rats

    • Sergio Mora
    • Gabriela Díaz-Véliz

    Original Investigations Pages: 315 - 318

13. Supersensitivity to the anticonvulsant and proconvulsant activity of clonidine following noradrenaline depletion induced by 6-hydroxydopamine

    • James C. H. Dalton
    • David C. S. Roberts
    • Dan C. McIntyre

    Original Investigations Pages: 319 - 322

14. Chronic neuroleptic treatment and mesolimbic dopamine denervation induce behavioural supersensitivity to opiates

    • L. Stinus
    • M. Winnock
    • A. E. Kelley

    Original Investigations Pages: 323 - 328

15. Effect of serotonin antagonism in schizophrenia: A pilot study with setoperone

    • Dominique L. S. Ceulemans
    • Yves G. Gelders
    • Paul A. J. Janssen

    Original Investigations Pages: 329 - 332

16. Increased or decreased locomotor response in rats following repeated administration of apomorphine depends on dosage interval

    • R. Castro
    • P. Abreu
    • M. Rodriguez

    Original Investigations Pages: 333 - 339

17. Anti-aversive role of serotonin in the dorsal periaqueductal grey matter

    • M. T. B. Schütz
    • J. C. de Aguiar
    • F. G. Graeff

    Original Investigations Pages: 340 - 345

18. Differential involvement of dopamine D-1 and D-2 receptors in the circling behaviour induced by apomorphine, SK & F 38393, pergolide and LY 171555 in 6-hydroxydopamine-lesioned rats

    • Jørn Arnt
    • John Hyttel

    Original Investigations Pages: 346 - 352

19. Variability in simian motor and social behavior with alternating-day acetylmethadol

    • Thomas J. Crowley
    • Marilyn J. Macdonald
    • Gary Zerbe

    Original Investigations Pages: 353 - 360

20. The effects of d-amphetamine, chlordiazepoxide and alpha-flupenthixol on food-reinforced tracking of a visual stimulus by rats

    • J. L. Evenden
    • T. W. Robbins

    Original Investigations Pages: 361 - 366

21. The tail suspension test: A new method for screening antidepressants in mice

    • Lucien Steru
    • Raymond Chermat
    • Pierre Simon

    Original Investigations Pages: 367 - 370

22. Specific opioid-amphetamine interactions in the caudate putamen

    • S. K. Woo
    • R. J. Hitzemann
    • H. H. Loh

    Original Investigations Pages: 371 - 376

23. Effects of morphine, naltrexone, and dextrorphan in untreated and morphine-treated pigeons

    • Charles P. France
    • James H. Woods

    Original Investigations Pages: 377 - 382

24. Clonidine produces a conditioned place preference in rats

    • Karen E. Asin
    • David Wirtshafter

    Rapid Communication Pages: 383 - 385

25. Prediction of serum cortisol response to dexamethasone in normal volunteers: A multivariate approach

    Erratum Pages: 386 - 386