1. Behavioral sensitization to cocaine after a brief social defeat stress: c-fos expression in the PAG

   • Klaus A. Miczek
   • Ella Nikulina
   • E. F. Espejo

   ORIGINAL INVESTIGATION Pages: 225 - 234

2. Ethanol induces conditioned place preference in genetically selected alcohol-preferring rats

   • Roberto Ciccocioppo
   • Izabela Panocka
   • M. Massi

   ORIGINAL INVESTIGATION Pages: 235 - 241

3. RU 24969, a 5-HT1A/1B agonist, elevates brain stimulation reward thresholds: an effect reversed by GR 127935, a 5-HT1B/1D antagonist

   • A. A. Harrison
   • Loren H. Parsons
   • Athina Markou

   ORIGINAL INVESTIGATION Pages: 242 - 250

4. Training and characterization of a quinine taste discrimination in rhesus monkeys

   • J. Aspen
   • M. B. Gatch
   • J. H. Woods

   ORIGINAL INVESTIGATION Pages: 251 - 257

5. Platelet α2-adrenergic receptor coupling efficiency to Gi protein in subjects with post-traumatic stress disorder and normal controls

   • G. N. M. Gurguis
   • Reagan Andrews
   • A. John Rush

   ORIGINAL INVESTIGATION Pages: 258 - 266

6. The in vivo effects of olanzapine and other antipsychotic agents on receptor occupancy and antagonism of dopamine D1, D2, D3, 5HT2A and muscarinic receptors

   • W. Zhang
   • F. P. Bymaster

   ORIGINAL INVESTIGATION Pages: 267 - 278

7. Specificity of the tryptophan depletion method

   • Tineke Klaassen
   • W. J. Riedel
   • Herman M. van Praag

   ORIGINAL INVESTIGATION Pages: 279 - 286

8. Effects of dopamine and serotonin-releasing agents on methamphetamine discrimination and self-administration in rats

   • Patrik Munzar
   • Michael H. Baumann
   • S. R. Goldberg

   ORIGINAL INVESTIGATION Pages: 287 - 296

9. Discrimination and self-administration of nicotine by inbred strains of mice

   • I. P. Stolerman
   • C. Naylor
   • S. R. Goldberg

   ORIGINAL INVESTIGATION Pages: 297 - 306

10. Unrestricted free-choice ethanol self-administration in rats causes long-term neuroadaptations in the nucleus accumbens and caudate putamen

    • P. Nestby
    • L. J. M. J. Vanderschuren
    • A. N. M. Schoffelmeer

    ORIGINAL INVESTIGATION Pages: 307 - 314

11. Mood and drinking: a naturalistic diary study of alcohol, coffee and tea

    • A. Steptoe
    • Jane Wardle

    ORIGINAL INVESTIGATION Pages: 315 - 321

12. Effects of haloperidol treatment on prolactin response to D-fenfluramine challenge in acute schizophrenia

    • Pavel Mohr
    • Jiří Horáček
    • Pál Czobor

    ORIGINAL INVESTIGATION Pages: 322 - 325

13. GR 127935 reduces basal locomotor activity and prevents RU 24969-, but not D-amphetamine-induced hyperlocomotion, in the Wistar-Kyoto Hyperactive (WKHA) rat

    • F. Chaouloff
    • H. Courvoisier
    • P. Mormède

    ORIGINAL INVESTIGATION Pages: 326 - 331

14. Mecamylamine blocks the development of tolerance to nicotine in rats: implications for the mechanisms of tolerance

    • Sarah E. McCallum
    • A. R. Caggiula
    • Alan F. Sved

    ORIGINAL INVESTIGATION Pages: 332 - 338