1. Neurosteroids in depression: a review

   • Frank van Broekhoven
   • Robbert J. Verkes

   Review Pages: 97 - 110

2. Effects of acute psychological stress on adhesion molecules, interleukins and sex hormones: implications for coronary heart disease

   • Andreas Heinz
   • Derik Hermann
   • Michael Bauer

   Original Investigation Pages: 111 - 117

3. The effects of methylphenidate on prepulse inhibition during attended and ignored prestimuli among boys with attention-deficit hyperactivity disorder

   • Larry W. Hawk
   • Andrew R. Yartz
   • Thomas M. Lock

   Original Investigation Pages: 118 - 127

4. Effects of cannabinoid receptor ligands on psychosis-relevant behavior models in the rat

   • Renee S. Martin
   • Robert L. Secchi
   • David A. Lowe

   Original Investigation Pages: 128 - 135

5. Double dissociation of serotonergic and dopaminergic mechanisms on attentional performance using a rodent five-choice reaction time task

   • Filippo Passetti
   • Jeffrey W. Dalley
   • Trevor W. Robbins

   Original Investigation Pages: 136 - 145

6. Characterizing the subjective, psychomotor, and physiological effects of a hydrocodone combination product (Hycodan) in non-drug-abusing volunteers

   • James P. Zacny

   Original Investigation Pages: 146 - 156

7. Nefazodone decreases anxiety during marijuana withdrawal in humans

   • Margaret Haney
   • Carl L. Hart
   • Richard W. Foltin

   Original Investigation Pages: 157 - 165

8. The relationship between dopamine D₂ receptor occupancy and the vacuous chewing movement syndrome in rats

   • Peter Turrone
   • Gary Remington
   • José N. Nobrega

   Original Investigation Pages: 166 - 171

9. Effects of cigarette nicotine content and smoking pace on subsequent craving and smoking

   • Jesse Dallery
   • Elisabeth J. Houtsmuller
   • Maxine L. Stitzer

   Original Investigation Pages: 172 - 180

10. A role for corticotropin releasing factor (CRF) in ethanol consumption, sensitivity, and reward as revealed by CRF-deficient mice

    • Foster M. Olive
    • Kristin K. Mehmert
    • Clyde W. Hodge

    Original Investigation Pages: 181 - 187

11. Time series modeling of heroin and morphine drug action

    • Wolfgang Tschacher
    • Robert Haemmig
    • Nina Jacobshagen

    Original Investigation Pages: 188 - 193

12. Simultaneous analyses of the neurochemical and behavioral effects of the norepinephrine reuptake inhibitor reboxetine in a rat model of antidepressant action

    • Michelle E. Page
    • Kevin Brown
    • Irwin Lucki

    Original Investigation Pages: 194 - 201

13. Alcoholism, anxiety, and opioid-dopaminergic interactions

    • Leo Sher

    Letter to the Editors Pages: 202 - 203

14. Referees in 2002

    Acknowledgement to referees 14 December 2002 Pages: 204 - 208