1. Mixture in the distribution of haloperidol-induced oral dyskinesias in the rat supports an animal model of tardive dyskinesia

   • Takeshi Hashimoto
   • David E. Ross
   • C. A. Tamminga

   ORIGINAL INVESTIGATION Pages: 107 - 112

2. Effect of serotonergic agents on adenosine A2 receptor mediated catalepsy in mice

   • Sanjay N. Mandhane
   • Rahul T. Khisti
   • Chandrabhan T. Chopde

   ORIGINAL INVESTIGATION Pages: 113 - 119

3. CCKB antagonists protect against anxiety-related behaviour produced by ethanol withdrawal, measured using the elevated plus maze

   • J. Wilson
   • W. P. Watson
   • H. J. Little

   ORIGINAL INVESTIGATION Pages: 120 - 131

4. Acquisition of oral phencyclidine (PCP) self-administration in rhesus monkeys: effects of dose and an alternative non-drug reinforcer

   • U. C. Campbell
   • Sherry S. Thompson
   • Marilyn E. Carroll

   ORIGINAL INVESTIGATION Pages: 132 - 138

5. A comparison of bd and tid dose regimens of quetiapine (Seroquel) in the treatment of schizophrenia

   • D. J. King
   • C. G. G. Link
   • B. Kowalcyk

   ORIGINAL INVESTIGATION Pages: 139 - 146

6. A detailed characterization of the effects of four cannabinoid agonists on operant lever pressing

   • D. Carriero
   • J. Aberman
   • J. D. Salamone

   ORIGINAL INVESTIGATION Pages: 147 - 156

7. Effects of serotonin 5-HT2A/2C antagonists on associative learning in the rabbit

   • S. E. Welsh
   • A. G. Romano
   • J. A. Harvey

   ORIGINAL INVESTIGATION Pages: 157 - 163

8. Studies on benzodiazepines and opioids administered alone and in combination in rhesus monkeys: ventilation and drug discrimination

   • Lisa R. Gerak
   • Michael R. Brandt
   • C. P. France

   ORIGINAL INVESTIGATION Pages: 164 - 174

9. N-Methyl-D-aspartate receptors in the nucleus accumbens⋅are involved in detection of spatial novelty in mice

   • Alessandro Usiello
   • Francesca Sargolini
   • A. Mele

   ORIGINAL INVESTIGATION Pages: 175 - 183

10. CP-154,526, a selective, non-peptide antagonist of the corticotropin-releasing factor1 receptor attenuates stress-induced relapse to drug seeking in cocaine- and heroin-trained rats

    • Y. Shaham
    • Suzanne Erb
    • Jane Stewart

    ORIGINAL INVESTIGATION Pages: 184 - 190

11. Microinjection of sigma ligands into cranial nerve nuclei produces vacuous chewing in rats

    • Thuytien T. Tran
    • Brian R. de Costa
    • R. R. Matsumoto

    ORIGINAL INVESTIGATION Pages: 191 - 200

12. Sertraline treatment does not increase plasma prolactin levels in healthy subjects

    • C. Gordon
    • R. Whale
    • P. J. Cowen

    LETTER TO THE EDITORS Pages: 201 - 202

13. Sumatriptan lowers plasma prolactin in healthy female volunteers

    • R. Whale
    • P. J. Cowen

    LETTER TO THE EDITORS Pages: 203 - 204