Search Results - "HORGER, B. A"

Enhanced responding for conditioned reward produced by intra-accumbens amphetamine is potentiated after cocaine sensitization by TAYLOR, J. R, HORGER, B. A

“…The mesolimbic dopamine (DA) system has been implicated in conditioned reward (CR), locomotor sensitization, and the reinforcing properties of psychomotor…”
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Preexposure to amphetamine and nicotine predisposes rats to self-administer a low dose of cocaine by HORGER, B. A, GILES, M. K, SCHENK, S

“…The acquisition of low-dose (0.25 mg/kg/infusion) intravenous cocaine self-administration was measured in rats that had received nine daily injections of…”
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Preexposure sensitizes rats to the rewarding effects of cocaine by Horger, B A, Shelton, K, Schenk, S

“…During a preexposure period rats were injected once daily with either cocaine HCI (10 mg/kg, IP) or the saline vehicle for 12 consecutive days. Rats that were…”
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Supersensitivity to the reinforcing effects of cocaine following 6-hydroxydopamine lesions to the medial prefrontal cortex in rats by Schenk, S, Horger, B A, Peltier, R, Shelton, K

“…The effects of neurotoxic lesions to the medial prefrontal cortex on both the acquisition and maintenance of intravenous cocaine self-administration were…”
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Development and expression of sensitization to cocaine's reinforcing properties : role of NMDA receptors by SCHENK, S, VALADEZ, A, MCNAMARA, C, HOUSE, D. T, HIGLEY, D, BANKSON, M. G, GIBBS, S, HORGER, B. A

“…Acquisition of cocaine self-administration (0.125, 0.25 or 0.5 mg/kg/infusion) was assessed in rats that had received prior exposure to either saline or…”
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Selective increase in dopamine utilization in the shell subdivision of the nucleus accumbens by the benzodiazepine inverse agonist FG 7142 by Horger, B A, Elsworth, J D, Roth, R H

“…We examined the effects of the benzodiazepine inverse agonist FG 7142 on dopamine metabolism in the core and shell subdivisions of the nucleus accumbens. FG…”
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Enhancement of Locomotor Activity and Conditioned Reward to Cocaine by Brain-Derived Neurotrophic Factor by Horger, Brian A, Iyasere, Christiana A, Berhow, Melissa T, Messer, Chad J, Nestler, Eric J, Taylor, Jane R

“…The mesolimbic dopamine (DA) system has been implicated in drug reward, locomotor sensitization, and responding for reward-related stimuli [termed conditioned…”
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Pre-exposure to amphetamine but not nicotine sensitizes rats to the motor activating effect of cocaine by SCHENK, S, SNOW, S, HORGER, B. A

“…Rats were pretreated with nine daily injections of either d-amphetamine SO4(1.0 mg/kg, 1P), nicotine bitartrate (0.6 mg base/kg, SC) or saline. The motor…”
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Neurturin Exerts Potent Actions on Survival and Function of Midbrain Dopaminergic Neurons by Horger, Brian A, Nishimura, Merry C, Armanini, Mark P, Wang, Li-Chong, Poulsen, Kris T, Rosenblad, Carl, Kirik, Deniz, Moffat, Barbara, Simmons, Laura, Johnson, Eugene, Jr, Milbrandt, Jeff, Rosenthal, Arnon, Bjorklund, Anders, Vandlen, Richard A, Hynes, Mary A, Phillips, Heidi S

“…Glial cell line-derived neurotrophic factor (GDNF) exhibits potent effects on survival and function of midbrain dopaminergic (DA) neurons in a variety of…”
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Blockade of FG 7142-induced increased dopamine utilization by the glycine/NMDA receptor antagonist (+)-HA 966 by Horger, B A, Elsworth, J D, Roth, R H

“…Systemic administration of the anxiogenic benzodiazepine inverse agonist FG 7142 has been shown to increase selectively dopamine utilization in the medial…”
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Sensitization to the locomotor activating effects of cocaine following cocaethylene-preexposure by Horger, Brian A., Taylor, Jane R., Elsworth, John D., Jatlow, Peter I., Roth, Robert H.

“…The present study assessed the ability of cocaethylene to induce sensitization to the behavioral activating effects of cocaine in the male Sprague-Dawley rat…”
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Effects of Cadmium on Cocaine-Induced Changes in Activity by Nation, Jack R, Grover, Cathy A, Salinas, Juan A, Pugh, C. Kyle, Peltier, Rachel, Horger, Brian A, Bratton, Gerald D

“…Adult male rats were exposed to a diet that contained 100 parts per million added cadmium or a control diet for 72 days before being tested in a Digiscan…”
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The effects of naltrexone on cadmium-induced increases in oral ethanol self-administration by Nation, J R, Horger, B A, Pugh, C K, Bratton, G R, Rowe, L D

“…Adult male rats were exposed to a standard laboratory diet (N = 20), or an adulterated diet containing 100 ppm added cadmium (N = 20), for 60 days. On Day 61,…”
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The role of mesoprefrontal dopamine neurons in stress by Horger, B A, Roth, R H

“…While several catecholaminergic systems are activated by stressful stimuli, the mesoprefrontal dopamine (DA) system appears to be particularly vulnerable to…”
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Caffeine exposure sensitizes rats to the reinforcing effects of cocaine by Horger, B A, Wellman, P J, Morien, A, Davies, B T, Schenk, S

“…The present study examined the effect of pre-exposure to a moderate dose of caffeine (20 mg kg-1) on the acquisition of self-administration of cocaine (0.125…”
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Preexposure to, but not cotreatment with, the neurotensin antagonist SR 48692 delays the development of cocaine sensitization by Horger, B A, Taylor, J R, Elsworth, J D, Roth, R H

“…This study examined the role of neurotensin (NT) in the development of cocaine sensitization using the novel nonpeptide NT antagonist SR 48692. Male…”
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Augmentation of the neurochemical effects of cocaine in the ventral striatum and medial prefrontal cortex following preexposure to amphetamine, but not nicotine: an in vivo microdialysis study by Horger, B A, Valadez, A, Wellman, P J, Schenk, S

“…This study assessed the ability of cocaine to increase synaptic levels of dopamine (DA) in the ventral striatum (VS) and medial prefrontal cortex (mPFC)…”
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Preexposure to, bot not cotreatment with, the neurotensin antagonist SR 48692 delays the development of cocaine sensitization by HORGER, B. A, TAYLOR, J. R, ELSWORTH, J. D, ROTH, R. H

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