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Pharmacology, Biochemistry, and Behavior|January 1, 1993
MDL 72222, ketanserin, and methysergide pretreatments fail to alter breaking points on a progressive ratio schedule reinforced by intravenous cocaineS Lacosta, D C RobertsPsychopharmacology|August 1, 1995
Oral self-administration of sweetened nicotine solutions by ratsA Smith, D C RobertsBrain Research|October 8, 1993
Dopaminergic antagonism within the nucleus accumbens or the amygdala produces differential effects on intravenous cocaine self-administration under fixed and progressive ratio schedules of reinforcementA McGregor, D C RobertsThe Medical Journal of Australia|March 2, 1987
The effect of zinc supplements on plasma zinc and copper levels and the reported symptoms in healthy volunteersS Samman, D C RobertsJournal of Nutritional Science and Vitaminology|October 1, 1990
Dietary protein and cholesterol metabolism--interaction of mineralsD C Roberts, S SammanBehavioural Brain Research|February 1, 1995
Effect of medial prefrontal cortex injections of SCH 23390 on intravenous cocaine self-administration under both a fixed and progressive ratio schedule of reinforcementA McGregor, D C RobertsAnnals of the New York Academy of Sciences|July 27, 2000
GABA modulation of cocaine self-administrationD C Roberts, K BrebnerPsychopharmacology|January 1, 1987
The effect of haloperidol on cocaine self-administration is augmented with repeated administrationsD C Roberts, G VickersPharmacology, Biochemistry, and Behavior|October 1, 1987
Dissociation of dopaminergic and non-dopaminergic substrates for cues produced by electrical stimulation of the ventral tegmental areaJ P Druhan, M T Martin-Iverson, D M Wilkie, et al.Brain Research|January 16, 1989
D2 dopamine receptors in the rat prefrontal cortex: characterization and alteration by stressA J MacLennan, M A Pelleymounter, S Atmadja, et al.Pageof 38