1-13
Original Investigation
Identification of multiple call categories within the rich repertoire of adult rat 50-kHz ultrasonic vocalizations: effects of amphetamine and social context
Jennifer M. Wright, Jim C. Gourdon and Paul B. S. Clarke
15-25
Original Investigation
Caffeine promotes dopamine D1 receptor-mediated body temperature, heart rate and behavioural responses to MDMA (‘ecstasy’)
Natacha Vanattou-Saïfoudine, Ruth McNamara and Andrew Harkin
27-31
Original Investigation
Higher dopamine transporter density in Parkinson’s disease patients with depression
Andre C. Felicio, Tais S. Moriyama, Clecio Godeiro-Junior, Ming C. Shih and Marcelo Q. Hoexter, et al.
33-42
Original Investigation
Open AccessThe effects of the mGluR5 receptor antagonist 6-methyl-2-(phenylethynyl)-pyridine (MPEP) on behavioural responses to nicotine
Valeria Tronci, Svetlana Vronskaya, Nicholas Montgomery, Daniela Mura and David J. K. Balfour
43-54
Original Investigation
The effects of response operandum and prior food training on intravenous nicotine self-administration in rats
Kelly J. Clemens, Stephanie Caillé and Martine Cador
55-68
Original Investigation
Open AccessEffects of high-dose B vitamin complex with vitamin C and minerals on subjective mood and performance in healthy males
David O. Kennedy, Rachel Veasey, Anthony Watson, Fiona Dodd and Emma Jones, et al.
69-77
Original Investigation
The effects of repeated social defeat on long-term depressive-like behavior and short-term histone modifications in the hippocampus in male Sprague–Dawley rats
Fiona Hollis, Hui Wang, David Dietz, Akash Gunjan and Mohamed Kabbaj
79-86
Original Investigation
Open AccessLearning to dislike alcohol: conditioning negative implicit attitudes toward alcohol and its effect on drinking behavior
Katrijn Houben, Remco C. Havermans and Reinout W. Wiers
87-98
Original Investigation
Contributions of the orbitofrontal cortex to impulsive choice: interactions with basal levels of impulsivity, dopamine signalling, and reward-related cues
Fiona D. Zeeb, Stan B. Floresco and Catharine A. Winstanley
99-112
Original Investigation
Measuring anxiety- and locomotion-related behaviours in mice: a new way of using old tests
Leanne M. Fraser, Richard E. Brown, Ahmed Hussin, Mara Fontana and Ashley Whittaker, et al.
113-122
Original Investigation
Are the colors and shapes of current psychotropics designed to maximize the placebo response?
Arif Khan, Eswara Prasad Bomminayuni, Amritha Bhat, James Faucett and Walter A. Brown