1. Comparison of measured and FTC-predicted nicotine uptake in smokers

   • G. D. Byrd
   • J. H. Robinson
   • J. D. de Bethizy

   Original Investigation Pages: 95 - 103

2. CSF and serum concentrations of clozapine and its demethyl metabolite: a pilot study

   • C. Nordin
   • B. Almé
   • U. Bondesson

   Original Investigation Pages: 104 - 107

3. Effects of triazolam on drinking in baboons with and without an oral self-administration history: a reinstatement phenomenon

   • Mary A. Kautz
   • Nancy A. Ator

   Original Investigation Pages: 108 - 114

4. Bretazenil modulates sleep EEG and nocturnal hormone secretion in normal men

   • J. Guldner
   • L. Trachsel
   • A. Steiger

   Original Investigation Pages: 115 - 121

5. Ethopharmacological analysis of naloxone-precipitated morphine withdrawal syndrome in rats: a newly-developed “etho-score”

   • E. Fdez Espejo
   • M. Cador
   • L. Stinus

   Original Investigation Pages: 122 - 130

6. Opioid antagonists and the sexual satiation phenomenon

   • G. Rodríguez-Manzo
   • A. Fernández-Guasti

   OriginalPaper Pages: 131 - 136

7. Combined treatment with a 5HT_1A receptor agonist and a muscarinic acetylcholine receptor antagonist disrupts water maze navigation behavior

   • M. Riekkinen
   • J. Sirviö
   • P. Riekkinen Jr

   Original Investigation Pages: 137 - 146

8. Cocaine's effects on speech sound discriminations and reaction times in baboons

   • R. D. Hienz
   • D. A. Pyle
   • D. J. Spear

   Original Investigation Pages: 147 - 157

9. Caffeine attenuates scopolamine-induced memory impairment in humans

   • W. Reidel
   • E. Hogervorst
   • J. Jolles

   Original Investigation Pages: 158 - 168

10. Comparative pharmacodynamics of Ro 41-3696, a new hypnotic, and zolpidem after night-time administration to healthy subjects

    • J. Dingemanse
    • M. Bury
    • J. Bock

    Original Investigation Pages: 169 - 174

11. Behavioral effects of alcohol in novice and experienced drinkers: alcohol expectancies and impairment

    • M. T. Fillmore
    • M. Vogel-Sprott

    Original Investigation Pages: 175 - 181

12. Catatonia: short-term response to lorazepam and dopaminergic metabolism

    • G. Northoff
    • J. Wenke
    • B. Pflug

    Original Investigation Pages: 182 - 186

13. Encoding, remembering and awareness in lorazepam-induced amnesia

    • H. V. Curran
    • S. Barrow
    • H. Weingartner

    Original Investigation Pages: 187 - 193

14. Habit-forming actions of nomifensine in nucleus accumbens

    • W. A. Carlezon Jr
    • D. P. Devine
    • R. A. Wise

    Rapid Communication Pages: 194 - 197

15. Antagonism of phencyclidine-induced deficits in prepulse inhibition by the putative atypical antipsychotic olanzapine

    • Vaishali P. Bakshi
    • Mark A. Geyer

    Rapid Communication Pages: 198 - 201

16. Increase of extracellular dopamine in the medial prefrontal cortex during spontaneous and naloxone-precipitated opiate abstinence

    • V. Bassareo
    • G. Tanda
    • G. Di Chiara

    Rapid Communication Pages: 202 - 205

17. Rapid synergistic effects of lithium and antidepressants

    • T. Terao

    Letter To The Editors Pages: 206 - 207