Behavioral Neurosciences
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Lee JW, Kim WY, Cho BR, Vezina P, Kim J-H. Leptin in the nucleus accumbens core disrupts acute cocaine effects: Implications for GSK3ß connections. Behavioural Brain Research 2018; 337: 46-52. PUBMED

Steidl S, O'Sullivan S, Pilat D, Bubula N, Brown J, Vezina P. Operant responding for optogenetic excitation of LDTg inputs to the VTA requires D1 and D2 dopamine receptor activation in the NAcc. Behavioural Brain Research 2017; 333: 161-170. PUBMED

Cho BR, Yoon HS, Kim WY, Vezina P, Kim J-H. Cocaine inhibits leptin-induced increase of CART peptide in the nucleus accumbens in rats. NeuroReport 2017; 28: 701-704. PUBMED

Wang Q, Li D, Bubula N, Campioni MR, McGehee DS, Vezina P. Sensitizing exposure to amphetamine increases AMPA receptor phosphorylation without increasing cell surface expression in the rat nucleus accumbens. Neuropharmacology 2017; 117: 328-337. PUBMED

Mead AN, Vezina P. Drug Addiction. In Reference Module in Neuroscience and Biobehavioral Psychology. pp. 1-9. Elsevier; 2017.

Singer BF, Bubula N, Przybycien-Szymanska MM, Li D, Vezina P. Stimuli associated with the presence or absence of amphetamine regulate cytoskeletal signaling and behavior. European Neuropsychopharmacology 2016; 26: 1836-1842. PUBMED

Wang Q, Bubula N, Brown J, Wang Y, Kondev V, Vezina P. PKC phosphorylates residues in the N-terminal of the DA transporter to regulate amphetamine-induced DA efflux. Neuroscience Letters 2016; 622: 78-82. PUBMED

Singer BF, Bubula N, Li D, Przybycien-Szymanska MM, Bindokas VP, Vezina P. Drug-paired contextual stimuli increase dendritic spine dynamics in select neurons of the nucleus accumbens. Neuropsychopharmacology 2016; 41: 2178-2187. PUBMED

Hausknecht K, Haj-Dahmane S, Shen Y-L, Vezina P, Dlugos C, Shen R-Y. Excitatory synaptic function and plasticity is persistently altered in ventral tegmental area dopamine neurons after prenatal ethanol exposure. Neuropsychopharmacology 2015; 40: 893-905. PUBMED

Singer BF, Forneris J, Vezina P. Inhibiting cyclin-dependent kinase 5 in the nucleus accumbens enhances the expression of amphetamine-induced locomotor conditioning. Behavioural Brain Research 2014; 275: 96-100. PUBMED

Singer BF, Anselme P, Robinson MJF, Vezina P. Neuronal and psychological underpinnings of pathological gambling. Frontiers in Behavioral Neuroscience 2014; 8: 230. (Special Issue; B.F. Singer, P. Anselme, M.J.F. Robinson, P. Vezina, Topic Editors) PUBMED

Singer BF, Neugebauer NM, Forneris J, Rodvelt KR, Li D, Bubula N, Vezina P. Locomotor conditioning by amphetamine requires cyclin-dependent kinase 5 signaling in the nucleus accumbens. Neuropharmacology 2014; 85: 243-252. PUBMED

Leyton M, Vezina P. Dopamine ups and downs in vulnerability to addictions: A neurodevelopmental model. Trends in Pharmacological Sciences 2014; 35: 268-276. PUBMED

Neugebauer NM, Cortright JJ, Sampedro GR, Vezina P. Exposure to nicotine enhances its subsequent self-administration: Contribution of nicotine-associated contextual stimuli. Behavioural Brain Research 2014; 260: 155-161. PUBMED

Baker LK, Mao, D, Chi H, Govind AP, Vallejo YF, Iacoviello M, Herrera S, Cortright JJ, Green WN, McGehee, DS, Vezina P. Intermittent nicotine exposure upregulates nAChRs in VTA dopamine neurons and sensitizes locomotor responding to the drug. European Journal of Neuroscience 2013; 37: 1004-1011. PUBMED

Coccaro EF, Lee R, Vezina P. Cerebrospinal fluid glutamate concentration correlates with impulsive aggression in human subjects. Journal of Psychiatric Research 2013; 47: 1247-1253. PUBMED

Leyton M, Vezina, P. Striatal ups and downs: Their roles in vulnerability to addictions in humans. Neuroscience and Biobehavioral Reviews 2013, 37: 1999-2014. PUBMED

Loweth JA, Li D, Cortright JJ, Wilke G, Jeyifous O, Neve RL, Bayer KU, Vezina P. Persistent reversal of enhanced amphetamine intake by transient CaMKII inhibition. The Journal of Neuroscience 2013; 33: 1411-1416. PUBMED

Cortright JJ, Sampedro GR, Neugebauer NM, Vezina P. Previous exposure to nicotine enhances the incentive motivational effects of amphetamine via nicotine-associated contextual stimuli. Neuropsychopharmacology 2012; 37: 2277-2284. PUBMED

Leyton M, Vezina P. On cue: Striatal ups and downs in addictions. Biological Psychiatry 2012, 72: 21-22. PUBMED

Mitrano DA, Schroeder JP, Smith Y, Cortright JJ, Bubula N, Vezina P, Weinshenker D. α1-adrenergic receptors are localized on presynaptic elements in the nucleus accumbens and regulate mesolimbic dopamine transmission. Neuropsychopharmacology 2012; 37: 2161-2172. PUBMED

Schneck N, Vezina P. Enhanced dorsolateral striatal activity in drug use: The role of outcome in stimulus response associations. Behavioural Brain Research 2012; 235: 136-142. PUBMED

Singer BF, Scott-Railton J, Vezina P. Unpredictable saccharin reinforcement enhances locomotor responding to amphetamine. Behavioural Brain Research 2012; 226: 340-344. PUBMED

Chang B, Daniele C, Gallagher K, Madonia M, Mitchum RD, Barrett L, Vezina P, McGehee DS. Nicotinic excitation of serotonergic projections from dorsal raphe to the nucleus accumbens. Journal of Neurophysiology 2011; 106: 801-808. PUBMED

Cortright JJ, Lorrain DS, Beeler JA, Tang WJ, Vezina P. Previous exposure to ∆9-THC enhances locomotor responding to but not self-administration of amphetamine. Journal of Pharmacology and Experimental Therapeutics 2011; 337: 724-733. PUBMED

Li D, Herrera S, Bubula N, Nikitina E, Palmer AA, Hanck DA, Loweth JA, Vezina P. Casein kinase 1 enables accumbens amphetamine-induced locomotion by regulating AMPA receptor phosphorylation. Journal of Neurochemistry 2011; 118: 237-247. PUBMED

Loweth JA, Vezina P. Sensitization. Calcium-calmodulin-dependent protein kinase II and the expression of stimulant sensitization. In Olmstead MC, editor, Animal Models of Drug Addiction. Series Neuromethods (W Walz, editor), Volume 53. Totawa, NJ: Humana Press; 2011, p. 191-205.

Suto N, Wise RA, Vezina P. Dorsal as well as ventral striatal lesions affect levels of intravenous cocaine and morphine self-administration in rats. Neuroscience Letters 2011; 493: 29-32. PUBMED

Vezina P. Drug sensitization and drug abuse. In Koob GF, Le Moal M, Thompson RF, editors. Encyclopedia of Behavioral Neuroscience. Volume 1. Oxford: Academic Press; 2010, p. 437-443.

Singer BF, Loweth JA, Neve RL, Vezina P. Transient viral-mediated overexpression of α-calcium/calmodulin-dependent protein kinase II in the nucleus accumbens shell leads to long-lasting functional upregulation of α-amino-3-hydroxyl-5-methyl-4-isoxazole-propionate receptors: Dopamine type-1 receptor and protein kinase A dependence. European Journal of Neuroscience 2010; 31: 1243-1251. PUBMED

Loweth JA, Singer BF, Baker LK, Wilke G, Inamine H, Bubula N, Alexander JK, Carlezon WA Jr, Neve RL, Vezina P. Transient overexpression of α-Ca2+/calmodulin-dependent protein kinase II in the nucleus accumbens shell enhances behavioral responding to amphetamine. The Journal of Neuroscience 2010; 30: 939-949. PUBMED

Bryant CD, Graham ME, Distler MG, Munoz MB, Li D, Vezina P, Sokoloff G, Palmer AA. A role for casein kinase 1 epsilon in the locomotor stimulant response to methamphetamine. Psychopharmacology 2009; 203: 703-711.   PUBMED

Govind AP, Vezina P, Green WN. Nicotine-induced upregulation of nicotinic receptors: Underlying mechanisms and relevance to nicotine addiction. Biochemical Pharmacology 2009; 78: 756-765. PUBMED

Loweth JA, Svoboda R, Austin JD, Guillory AM, Vezina P. The PKC inhibitor Ro31-8220 blocks acute amphetamine-induced dopamine overflow in the nucleus accumbens. Neuroscience Letters 2009; 455: 88-92.   PUBMED

Singer BF, Tanabe LM, Gorny G, Jake-Matthews C, Li Y, Kolb B, Vezina P. Amphetamine-induced changes in dendritic morphology in rat forebrain correspond to associative drug conditioning rather than nonassociative drug sensitization. Biological Psychiatry 2009; 65: 835-840.   PUBMED

Vezina P, Leyton M. Conditioned cues and the expression of sensitization in animals and humans. Neuropharmacology 2009; 56: 160-168.   PUBMED

Kim WY, Vezina P, Kim J-H. Blockade of group II, but not group I, mGluRs in the rat nucleus accumbens inhibits the expression of conditioned hyperactivity in an amphetamine-associated environment. Behavioural Brain Research 2008; 191: 62-66.   PUBMED

Loweth JA, Baker LK, Guptaa T, Guillory AM, Vezina P. Inhibition of CaMKII in the nucleus accumbens shell decreases enhanced amphetamine intake in sensitized rats. Neuroscience Letters 2008; 444: 157-160.   PUBMED

Vezina P.  Hot Topics: Evidence   that    dopamine   response   to   amphetamine   sensitizes   in   humans. Neuropsychopharmacology Reviews 2008; 33: 206-207.

Alexander JJ, Jacob A, Vezina P, Sekine H, Gilkeson GS, Quigg RJ. Absence of functional alternative complement pathway alleviates lupus cerebritis. European Journal of Immunology 2007; 37: 1691-1701.   PUBMED

Fagen ZM, Mitchum R, Vezina P, McGehee DS Enhanced nicotinic receptor function and drug abuse vulnerability. The Journal of Neuroscience 2007; 27: 8771-8778.   PUBMED

Vezina P. Sensitization, drug addiction and psychopathology in animals and humans. Progress in Neuro-Psychopharmacology and Biological Psychiatry 2007; 31: 1553-1555. (Special Issue; P. Vezina, Topic Editor)   PUBMED

Vezina P. Sensitization in dopaminergic and glutamatergic mesocorticolimbic systems: Modeling of addictive behaviors. In Glowinski J, 1966-2006: Développement d’une Ecole de Neuropharmacologie au Collège de France. Marseille: Solal Editeur; 2007, p. 47-52.

Vezina P, McGehee, D.S. and Green, W.N. Exposure to nicotine and sensitization of nicotine-induced behaviors. Progress in Neuro-Psychopharmacology and Biological Psychiatry 2007; 31: 1625-1638. (Special Issue on Sensitization, drug addiction and psychopathology in animals and humans; P. Vezina, Topic Editor)   PUBMED

Zernig G, Ahmed S, Cardinal R, Morgan D, Acquas E, Foltin RW, Vezina P, Negus S, Crespo JA, Stöckl P, Grubinger P, Madlung E, Haring C, Kurz M, Saria A. Explaining the escalation of drug use in substance dependence:  Models and appropriate animal laboratory tests. Pharmacology 2007; 80: 65-119.   PUBMED

Chi H, Jang JK, Kim J-H, Vezina P. Blockade of group II metabotropic glutamate receptors in the nucleus accumbens produces hyperlocomotion in rats previously exposed to amphetamine. Neuropharmacology 2006; 51: 986-992.   PUBMED

Scott-Railton J, Arnold G, Vezina P. Appetitive sensitization by amphetamine does not reduce its ability to produce conditioned taste aversion to saccharin. Behavioural Brain Research 2006; 175: 305-314.   PUBMED

Kim J-H, Austin JD, Tanabe L, Creekmore E, Vezina P. Activation of group II mGlu receptors blocks the enhanced drug taking induced by previous exposure to amphetamine. European Journal of Neuroscience 2005; 21: 295-300.   PUBMED

Koeltzow T, Vezina P. Locomotor activity and cocaine-seeking behavior during acquisition and reinstatement of operant self-administration behavior in rats. Behavioural Brain Research 2005; 160: 250-259.   PUBMED

Suto N, Tanabe LM, Austin JD, Creekmore E, Pham CT, Vezina P. Previous exposure to psychostimulants enhances the reinstatement of cocaine seeking by nucleus accumbens AMPA. Neuropsychopharmacology 2004; 29: 2149-2159.   PUBMED

Tanabe LM, Suto N, Creekmore E, Steinmiller CL, Vezina P. Blockade of D2 dopamine receptors in the VTA induces a long-lasting enhancement of the locomotor activating effects of amphetamine. Behavioural Pharmacology 2004; 15: 387-395.   PUBMED

Vezina P. Sensitization of midbrain dopamine neuron reactivity and the self-administration of psychomotor stimulant drugs. Neuroscience and Biobehavioral Reviews 2004; 27: 827-839.   PUBMED

Kim J-H, Creekmore E, Vezina P. Microinjection of CART peptide 55-102 into the nucleus accumbens blocks amphetamine-induced locomotion. Neuropeptides 2003; 37, 369-373.   PUBMED

Koeltzow TE, Austin JD, Vezina P. Behavioral sensitization to quinpirole is not associated with increased nucleus accumbens dopamine overflow. Neuropharmacology 2003; 44: 102-110. (Neuroscion highlight)   PUBMED

Suto N, Tanabe LM, Austin JD, Creekmore E, Vezina P. Previous exposure to VTA amphetamine enhances cocaine self-administration in an NMDA, AMPA/kainate and metabotropic glutamate receptor dependent manner. Neuropsychopharmacology 2003; 28: 629-639.   PUBMED

Vezina P, Suto N. Glutamate and the self-administration of psychomotor stimulant drugs. In Herman BH, editor. Glutamate and Addiction, Totowa, NJ: Humana Press; 2003. p. 183-220.

Hu X-T, Koeltzow TE, Cooper DC, Robertson GS, White FJ, Vezina P. Repeated ventral tegmental area amphetamine administration alters D1 dopamine receptor signaling in the nucleus accumbens. Synapse 2002; 45: 159-170.   PUBMED

Suto N, Austin JD, Tanabe L, Kramer M, Wright D, Vezina P. Previous exposure to VTA amphetamine enhances cocaine self-administration in a D1 dopamine receptor dependent manner. Neuropsychopharmacology 2002; 27: 970-979.   PUBMED

Vezina P, Lorrain DS, Arnold GM, Austin JD, Suto N. Sensitization of midbrain dopamine neuron reactivity promotes the pursuit of amphetamine. The Journal of Neuroscience 2002; 22: 4654-4662.   PUBMED

Kim J-H, Vezina P. The mGlu2/3 receptor agonist LY379268 blocks the expression of locomotor sensitization by amphetamine. Pharmacology Biochemistry and Behavior 2002; 73: 333-337.
   PUBMED

Kim J-H, Perugini M, Austin JD, Vezina P. Previous exposure to amphetamine enhances the subsequent locomotor response to a D1 dopamine receptor agonist when glutamate reuptake is inhibited. The Journal of Neuroscience 2001; 21: RC133 (1-6).   PUBMED

Suto N, Austin JD, Vezina P. Locomotor response to novelty predicts rats’ propensity to self-administer nicotine. Psychopharmacology 2001; 158: 175-180.   PUBMED

Kim J-H, Beeler JA, Vezina P. Activation of group II, but not group I, metabotropic glutamate receptors in the rat nucleus accumbens is necessary for amphetamine-induced locomotion. Neuropharmacology 2000; 39: 1692-1699.   PUBMED

Lorrain DS, Arnold GM, Vezina P. Previous exposure to amphetamine increases incentive to obtain the drug: Long-lasting effects revealed by the progressive ratio schedule. Behavioural Brain Research 2000; 107: 9-19.   PUBMED

Vezina P, Queen AL. Induction of locomotor sensitization by amphetamine requires the activation of NMDA receptors in the rat ventral tegmental area. Psychopharmacology 2000; 151: 184-191.
   PUBMED

Kim J-H, Vezina, P. Blockade of glutamate reuptake in the rat nucleus accumbens increases locomotor activity. Brain Research 1999; 819: 165-169.   PUBMED

Lorrain DS, Arnold GM, Vezina P. Mesoaccumbens dopamine and the self-administration of amphetamine. In McGinty JF, editor. Advancing from the ventral striatum to the extended amygdala: Implications for neuropsychiatry and drug abuse. New York, NY: Annals of the New York Academy of Sciences 1999;.820-822.   PUBMED

Lorrain DS, Austin JD, Arnold GM, Vezina P. Monitoring nucleus accumbens dopamine during the self-administration of amphetamine: Effects obtained with a progressive ratio schedule of reinforcement in the rat. In Rollema H, Abercrombie E, Sulzer D, Zackheim J, editors. Monitoring molecules in neuroscience. Newark, NJ: Center for Molecular and Behavioral Neuroscience, The State University of New Jersey; 1999. p. 153-154.

Vezina P. Conditioned stimuli and the expression of extraversion: Help or hindrance? The Behavioral and Brain Sciences 1999; 22: 538-539.

Vezina P, Kim, J-H Metabotropic glutamate receptors and the generation of locomotor activity: Interactions with midbrain dopamine. Neuroscience and Biobehavioral Reviews 1999; 23: 577-589. PUBMED

Vezina P, Pierre PJ, Lorrain, D.S. The effect of previous exposure to amphetamine on drug-induced locomotion and self-administration of a low dose of the drug. Psychopharmacology 1999; 147: 125-134.   PUBMED

Kim J-H, Vezina P. Metabotropic glutamate receptors in the rat nucleus accumbens contribute to amphetamine-induced locomotion. The Journal of Pharmacology and Experimental Therapeutics 1998; 284: 317-322.   PUBMED

Kim J-H, Vezina P. Metabotropic glutamate receptors are necessary for sensitization by amphetamine. Neuroreport 1998; 9: 403-406.   PUBMED

Kim J-H, Vezina P. The metabotropic glutamate receptor antagonist (RS)-MCPG produces hyperlocomotion in amphetamine pre-exposed rats. Neuropharmacology 1998; 37: 189-197.   PUBMED

Pierre PJ, Vezina P. D1 dopamine receptor blockade prevents the facilitation of amphetamine self-administration induced by prior exposure to the drug. Psychopharmacology 1998: 138: 159-166.   PUBMED

Meeker D, Kim J-H, Vezina P. Depletion of dopamine in the nucleus accumbens prevents the generation of locomotion by metabotropic glutamate receptor activation. Brain Research 1998; 812: 260-264.   PUBMED

Balcells-Olivero M, Vezina, P. Effects of naltrexone on amphetamine-induced locomotion and rearing: Acute and repeated injections. Psychopharmacology 1997; 131: 230-238.   PUBMED

Kim J-H, Vezina P. Activation of metabotropic glutamate receptors in the rat nucleus accumbens increases locomotor activity in a dopamine-dependent manner. The Journal of Pharmacology and Experimental Therapeutics 1997; 283: 962-968.   PUBMED

Pierre PJ, Vezina P. Predisposition to self-administer amphetamine: The contribution of response to novelty and prior exposure to the drug. Psychopharmacology 1997; 129: 277-284.   PUBMED

Jolly DC, Vezina P. In vivo microdialysis in the rat: Low cost and low labor construction of a small diameter, removable, concentric-style microdialysis probe system. The Journal of Neuroscience Methods 1996; 68: 259-267.   PUBMED

Vezina P. D1 dopamine receptor activation is necessary for the induction of sensitization by amphetamine in the ventral tegmental area. The Journal of Neuroscience 1996; 16: 2411-2420.   PUBMED

Tassin J-P, Trovero F, Vezina P, Blanc G, Glowinski J, Herve D. Receptor heteroregulation: An indication of functional relationships between neuronal systems. Médecine Sciences 1995; 6: 829-836.

Blanc G, Trovero F, Vezina P, Herve D, Godeheu AM, Glowinski J, Tassin J-P. Blockade of prefrontocortical α1-adrenergic receptors prevents locomotor hyperactivity induced by subcortical amphetamine injection. The European Journal of Neuroscience 1994; 6: 293-298.   PUBMED

Perugini M, Vezina P. Amphetamine administered to the ventral tegmental area sensitizes rats to the locomotor effects of nucleus accumbens amphetamine. The Journal of Pharmacology and Experimental Therapeutics 1994; 270: 690-696.   PUBMED

Vezina P, Blanc G, Glowinski J, Tassin J-P. Blockade of D-1 dopamine receptors in the medial prefrontal cortex produces delayed effects on pre- and postsynaptic indices of dopamine function in the nucleus accumbens. Synapse 1994; 16: 104-112.   PUBMED

Vezina P, Herve D, Glowinski J, Tassin J-P. Injections of 6-OHDA into the ventral tegmental area destroy mesocorticolimbic dopamine neurons but spare the locomotor activating effects of nicotine. Neuroscience Letters 1994; 168: 111-114.   PUBMED

Vezina P. Amphetamine injected into the ventral tegmental area sensitizes the nucleus accumbens dopaminergic response to systemic amphetamine: An in vivo microdialysis study in the rat. Brain Research 1993; 605: 332-337.   PUBMED

Tassin J-P, Vezina P, Trovero F, Blanc G, Herve D, Glowinski J. Cortico-subcortical interactions in behavioral sensitization: Differential effects of daily nicotine and morphine. In Kalivas PW, and Samson HH, editors. The neurobiology of drug and alcohol addiction. New York, NY: Annals of the New York Academy of Sciences 1992; 101-116.   PUBMED

Trovero F, Blanc G, Herve D, Vezina P, Glowinski J, Tassin J-P. Contribution of an α1-adrenergic receptor subtype to the expression of the "ventral tegmental area syndrome". Neuroscience 1992; 47: 69-76.   PUBMED

Vezina P, Blanc G, Glowinski J, Tassin J-P. Nicotine and morphine differentially activate brain dopamine in prefrontocortical and subcortical terminal fields:  Effects of acute and repeated injections. The Journal of Pharmacology and Experimental Therapeutics 1992; 261: 484-490.   PUBMED

Vezina P, Mohr E, Grimes JD. Deprenyl in Parkinson's Disease: Mechanisms, neuroprotective effect, indications and adverse effects. The Canadian Journal of Neurological Sciences 1992; 19: 142-146.   PUBMED

Stewart J, Vezina P. Extinction procedures abolish conditioned stimulus control but spare sensitized responding to amphetamine. Behavioural Pharmacology 1991; 2: 65-71.   PUBMED

Tassin J-P, Herve D, Vezina P, Trovero F, Blanc G, Glowinski J. Relationships between mesocortical and mesolimbic dopamine neurons: Functional correlates of dopamine D1 receptor heteroregulation. In Willner P, Scheel-Kruger J, editors, The mesolimbic dopamine system: From motivation to action. Sussex: Wiley; 1991. p. 175-196.

Vezina P, Blanc G, Glowinski J, Tassin J-P. Opposed behavioural outputs of increased dopamine transmission in prefrontocortical and subcortical areas: A role for the cortical D-1 dopamine receptor. The European Journal of Neuroscience 1991; 3: 1001-1007.   PUBMED

Vezina P, Herve D, Glowinski J, Tassin J-P.  The effect of acute and repeated nicotine injections on brain dopamine activation:  Comparisons with morphine and amphetamine. In Adlkofer F, Thurau K, editors. Effects of nicotine on biological systems. Basel: Birkhäuser Verlag; 1991. p. 351-353.

Herve D, Trovero F, Blanc G, Vezina P, Glowinski J, Tassin J-P. Involvement of dopamine neurons in the regulation of β-adrenergic receptor sensitivity in rat prefrontal cortex. Journal of Neurochemistry 1990; 54: 1864-1869.   PUBMED

Vezina P, Stewart J. Amphetamine administered to the ventral tegmental area but not to the nucleus accumbens sensitizes rats to systemic morphine - Lack of conditioned effects. Brain Research 1990; 516: 99-106.   PUBMED

Stewart J, Vezina P. Microinjections of SCH-23390 into the ventral tegmental area and substantia nigra pars reticulata attenuate the development of sensitization to the locomotor activating effects of systemic amphetamine.  Brain Research 1989; 495: 401-406.   PUBMED

Vezina P, Giovino AA, Wise RA, Stewart J. Environment-specific cross-sensitization between the locomotor activating effects of morphine and amphetamine. Pharmacology Biochemistry and Behavior 1989; 32: 581-584.   PUBMED

Vezina P, Stewart J. The effect of dopamine receptor blockade on the development of sensitization to the locomotor activating effects of amphetamine and morphine. Brain Research 1989; 499: 108-120.   PUBMED

Stewart J, Vezina P. Conditioning and behavioral sensitization. In Kalivas PW, Barnes CD, editors. Sensitization in the nervous system. Caldwell, NJ: Telford Press; 1988. p. 207-224.

Stewart J, Vezina P. A comparison of the effects of intra-accumbens injections of amphetamine and morphine on reinstatement of heroin intravenous self-administration behavior. Brain Research 1988; 457: 287-294.   PUBMED

Stewart J, Vezina P. Environment-specific enhancement of the hyperactivity induced by systemic or intra-VTA morphine injections in rats pre-exposed to amphetamine. Psychobiology 1987; 15: 144-153.   PUBMED

Vezina P, Kalivas PW, Stewart J. Sensitization occurs to the locomotor effects of morphine and the specific mu opioid receptor agonist, DAGO, administered repeatedly to the ventral tegmental area but not to the nucleus accumbens. Brain Research 1987; 417: 51-58.   PUBMED

Vezina P, Stewart J. Conditioned locomotion and place preference elicited by tactile cues paired exclusively with morphine in an open field. Psychopharmacology 1987; 91: 375-380.   PUBMED

Vezina P, Stewart J. Morphine conditioned place preference and locomotion:  The effect of confinement during training. Psychopharmacology 1987; 93: 257-260.   PUBMED

Vezina P, Stewart J. Hyperthermia induced by morphine administration to the VTA of the rat brain: An effect dissociable from morphine-induced reward and hyperactivity. Life Sciences 1985; 36: 1095-1105.   PUBMED

Vezina, P. and Stewart, J. Conditioning and place-specific sensitization of increases in activity induced by morphine in the VTA. Pharmacology Biochemistry and Behavior 1984; 20: 925-934.   PUBMED

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Last Update: January 2013