453-469
Review
Meta-analysis of the acute effects of nicotine and smoking on human performance
Stephen J. Heishman, Bethea A. Kleykamp and Edward G. Singleton
471-480
Original Investigation
Human abuse liability assessment of oxycodone combined with ultra-low-dose naltrexone
David Andrew Tompkins, Ryan K. Lanier, Joseph A. Harrison, Eric C. Strain and George E. Bigelow
481-488
Original Investigation
Characterization of the dopamine receptor system in adult rhesus monkeys exposed to cocaine throughout gestation
Lindsey R. Hamilton, Paul W. Czoty, H. Donald Gage and Michael A. Nader
489-497
Original Investigation
Long-acting injectable risperidone and metabolic ratio: a possible index of clinical outcome in treatment-resistant schizophrenic patients
Lucia Sara Volonteri, Giancarlo Cerveri, Ilaria Francesca De Gaspari, Maria Luisa Baldi and Maria Laura Rolandi, et al.
499-510
Original Investigation
Effects of acute tryptophan depletion on neural processing of facial expressions of emotion in humans
Eileen Daly, Quinton Deeley, Brian Hallahan, Michael Craig and Michael Brammer, et al.
511-519
Original Investigation
Non-specific effects of methylphenidate (Ritalin) on cognitive ability and decision-making of ADHD and healthy adults
Nirit Agay, Eldad Yechiam, Ziv Carmel and Yechiel Levkovitz
521-531
Original Investigation
Zolmitriptan and human aggression: interaction with alcohol
Joshua L. Gowin, Alan C. Swann, F. Gerard Moeller and Scott D. Lane
533-545
Original Investigation
Open AccessDose-effect study of Gelsemium sempervirens in high dilutions on anxiety-related responses in mice
Paolo Magnani, Anita Conforti, Elisabetta Zanolin, Marta Marzotto and Paolo Bellavite
547-557
Original Investigation
MD-354 selectively antagonizes the antinociceptive effects of (−)nicotine in the mouse tail-flick assay
Małgorzata Dukat, Anna Wesołowska, Genevieve Alley, Shawquia Young and Galya R. Abdrakhmanova, et al.
559-568
Original Investigation
Leptin-deficient mice retain normal appetitive spatial learning yet exhibit marked increases in anxiety-related behaviours
Beate C. Finger, Timothy G. Dinan and John F. Cryan
569-576
Original Investigation
Chronic treatment with a selective inhibitor of casein kinase I δ/ε yields cumulative phase delays in circadian rhythms
Jeffrey Sprouse, Linda Reynolds, Robin Kleiman, Barbara Tate and Terri A. Swanson, et al.
577-583
Original Investigation
Hippocampal and striatal gray matter volume are associated with a smoking cessation treatment outcome: results of an exploratory voxel-based morphometric analysis
Brett Froeliger, Rachel V. Kozink, Jed E. Rose, Frederique M. Behm and Alfred N. Salley, et al.
585-590
Original Investigation
Ginkgo biloba extract treatment increases noncontact erections and central dopamine levels in rats: role of the bed nucleus of the stria terminalis and the medial preoptic area
Kuei-Ying Yeh, Yan-Zhen Liu, Mei-Yun Tai and Yuan-Feen Tsai
591-604
Original Investigation
Modulation of prepulse inhibition and stereotypies in rodents: no evidence for antipsychotic-like properties of histamine H3-receptor inverse agonists
Aude Burban, Chit Sadakhom, Dominique Dumoulin, Christiane Rose and Gwenaëlle Le Pen, et al.