1. Predicting haloperidol occupancy of central dopamine D₂ receptors from plasma levels

   • P. B. Fitzgerald
   • S. Kapur
   • R. B. Zipursky

   Original Investigation Pages: 1 - 5

2. Attenuation of brain high frequency electrocortical response after thiopental in early stages of Alzheimer’s dementia

   • D. P. Holschneider
   • A. F. Leuchter

   Original Investigation Pages: 6 - 11

3. Effects of lithium on platelet membrane phosphoinositides in bipolar disorder patients: a pilot study

   • J. C. Soares
   • A. G. Mallinger
   • D. J. Kupfer

   Original Investigation Pages: 12 - 16

4. Inhibitory effects of clozapine and other antipsychotic drugs on noradrenaline transporter in cultured bovine adrenal medullary cells

   • R. Yoshimura
   • N. Yanagihara
   • F. Izumi

   Original Investigation Pages: 17 - 23

5. Conditioned effects of environmental stimuli paired with smoked cocaine in humans

   • R. W. Foltin
   • M. Haney

   Original Investigation Pages: 24 - 33

6. Diazepam-like effects of a fish protein hydrolysate (Gabolysat PC60) on stress responsiveness of the rat pituitary-adrenal system and sympathoadrenal activity

   • F. Bernet
   • V. Montel
   • J. P. Dupouy

   Original Investigation Pages: 34 - 40

7. Antidepressant-like effect of 7-nitroindazole in the forced swimming test in rats

   • F. Yildiz
   • B. F. Erden
   • N. Gacar

   Original Investigation Pages: 41 - 44

8. Z-IQNP: a potential radioligand for SPECT imaging of muscarinic acetylcholine receptors in Alzheimer’s disease

   • K. Nobuhara
   • C. Halldin
   • G. Sedvall

   Original Investigation Pages: 45 - 55

9. Acute exposure to saccharin reduces morphine analgesia in the rat: evidence for involvement of N-methyl-d-aspartate and peripheral opioid receptors

   • G. P. McNally
   • R. F. Westbrook

   Original Investigation Pages: 56 - 62

10. Glucose administration, heart rate and cognitive performance: effects of increasing mental effort

    • D. O. Kennedy
    • A. B. Scholey

    Original Investigation Pages: 63 - 71

11. Comparison of the antidepressants reboxetine, fluvoxamine and amitriptyline upon spontaneous pupillary fluctuations in healthy human volunteers

    • M. A. Phillips
    • P. Bitsios
    • C. M. Bradshaw

    Original Investigation Pages: 72 - 76

12. Comparison of either norepinephrine-uptake inhibitors or phentermine combined with serotonergic agents on food intake in rats

    • N. E. Rowland
    • M. Marshall
    • J. D. Roth

    Original Investigation Pages: 77 - 83

13. Modulation of the ethanol-like discriminative stimulus effects of diazepam and phencyclidine by L-type voltage-gated calcium-channel ligands in rats

    • K. Green-Jordan
    • K. A. Grant

    Original Investigation Pages: 84 - 92

14. Yohimbine produces antinociception in the formalin test in rats: involvement of serotonin_1A receptors

    • H. E. Shannon
    • E. A. Lutz

    Original Investigation Pages: 93 - 97

15. State-dependent effects of alcohol on explicit memory: the role of semantic associations

    • R. Weissenborn
    • T. Duka

    Original Investigation Pages: 98 - 106