1. Transmembrane signaling through phospholipase C in cortical and hippocampal membranes of psychogenetically selected rat lines

   • Joan Sallés
   • Maider López de Jesús
   • Rosa Maria Escorihuela

   Original Investigation Pages: 115 - 125

2. Effects of MK-801 and nicotine combinations on memory consolidation in CD1 mice

   • Alessandro Ciamei
   • Marco Aversano
   • Claudio Castellano

   Original Investigation Pages: 126 - 130

3. Differential tolerance to antinociceptive effects of µ opioids during repeated treatment with etonitazene, morphine, or buprenorphine in rats

   • Ellen A. Walker
   • Alice M. Young

   Original Investigation Pages: 131 - 142

4. Reinforcing effects of oral cocaine: contextual determinants

   • Hendrée E. Jones
   • Bridgette E. Garrett
   • Roland R. Griffiths

   Original Investigation Pages: 143 - 152

5. Effects of methadone on cognition, mood and craving in detoxifying opiate addicts: a dose-response study

   • H. Valerie Curran
   • Julia Kleckham
   • Shamil Wanigaratne

   Original Investigation Pages: 153 - 160

6. Gender differences in the subjective effects of MDMA

   • Matthias E. Liechti
   • Alex Gamma
   • Franz X. Vollenweider

   Original Investigation Pages: 161 - 168

7. The differential effects of prenatal stress in rats on the acoustic startle reflex under baseline conditions and in response to anxiogenic drugs

   • David A. White
   • Dale L. Birkle

   Original Investigation Pages: 169 - 176

8. Modulation of MK-801-induced behaviour by noradrenergic agents in mice

   • Andrew Harkin
   • Kathleen Morris
   • Brian E. Leonard

   Original Investigation Pages: 177 - 188

9. Subchronic effects of the GABA-agonist lorazepam and the 5-HT_2A/2C antagonist ritanserin on driving performance, slow wave sleep and daytime sleepiness in healthy volunteers

   • Margriet van Laar
   • Edmund Volkerts
   • Marinus Verbaten

   Original Investigation Pages: 189 - 197

10. Repeated exposure to inhaled toluene induces behavioral and neurochemical cross-sensitization to cocaine in rats

    • C.E. Beyer
    • D. Stafford
    • J.D. Steketee

    Original Investigation Pages: 198 - 204

11. Insulin and leptin levels in patients with schizophrenia or related psychoses – a comparison between different antipsychotic agents

    • K.I. Melkersson
    • A.-L. Hulting

    Original Investigation Pages: 205 - 212

12. Chronic unpredictable stress, but not chronic predictable stress, enhances the sensitivity to the behavioral effects of cocaine in rats

    • Colin N. Haile
    • Tadzia GrandPre
    • Therese A. Kosten

    Original Investigation Pages: 213 - 220