1. Effects of ceruletide on perioral movements and the dopamine receptor-adenylate cyclase system in rats chronically treated with fluphenazine

   • T. Ashizawa
   • T. Saito
   • N. Takahata

   Original Investigation Pages: 185 - 194

2. Smoked heroin self-administration in rhesus monkeys

   • A. J. Mattox
   • M. E. Carroll

   Original Investigation Pages: 195 - 201

3. Cocaine self-administration increased by compounding discriminative stimuli

   • L. V. Panlilio
   • C. W. Schindler
   • S. J. Weiss

   Original Investigation Pages: 202 - 208

4. The NMDA receptor antagonist dizocilpine (MK-801) stereoselectively inhibits morphine-induced place preference conditioning in mice

   • E. Del Pozo
   • M. Barrios
   • J. M. Baeyens

   Original Investigation Pages: 209 - 213

5. Formation of pyridinium species of haloperidol in human liver and brain

   • D. W. Eyles
   • J. J. McGrath
   • S. M. Pond

   Original Investigation Pages: 214 - 219

6. Behavioral contingencies modulate tolerance to discriminative stimulus effects of morphine

   • A. M. Young
   • W. J. McMullen
   • P. J. Goushaw

   Original Investigation Pages: 220 - 230

7. Functional behavioral homology between rat 5-HT_1B and guinea pig 5-HT_1D receptors in the modulation of prepulse inhibition of startle

   • T. E. Sipes
   • M. A. Geyer

   Original Investigation Pages: 231 - 237

8. Correlation of vacuous chewing movements with morphological changes in rats following 1-year treatment with haloperidol

   • C. K. Meshul
   • C. Allen
   • H. A. Jørgensen

   Original Investigation Pages: 238 - 247

9. Intravenous heroin and ethanol self-administration by alcohol-preferring AA and alcohol-avoiding ANA rats

   • P. Hyytiä
   • G. Schulteis
   • G. F. Koob

   Original Investigation Pages: 248 - 254

10. Drug tasting may confound human drug discrimination studies

    • M. E. Abreu
    • R. R. Griffiths

    Original Investigation Pages: 255 - 257

11. Analysis of the biphasic locomotor response to ethanol in high and low responders to novelty: a study in nijmegen wistar rats

    • M. A. Gingras
    • A. R. Cools

    Original Investigation Pages: 258 - 264

12. Effect of adrenalectomy on the initiation and expression of cocaine-induced sensitization

    • B. M. Prasad
    • C. Ulibarri
    • B. A. Sorg

    Original Investigation Pages: 265 - 273

13. Effects of desipramine and fluvoxamine on timing behaviour investigated with the fixed-interval peak procedure and the interval bisection task

    • M. -Y. Ho
    • S. S. A. Al-Zahrani
    • E. Szabadi

    Original Investigation Pages: 274 - 284