2011
Reduced locomotor responses to cocaine in ghrelin-deficient mice
Abizaid A, Mineur YS, Roth RH, Elsworth JD, Sleeman MW, Picciotto MR, Horvath TL. Reduced locomotor responses to cocaine in ghrelin-deficient mice. Neuroscience 2011, 192: 500-506. PMID: 21699961, DOI: 10.1016/j.neuroscience.2011.06.001.Peer-Reviewed Original ResearchConceptsGhrelin KO miceWT miceDopamine releaseLocomotor activityBehavioral effectsDopamine metabolite concentrationsGhrelin-deficient miceLocomotor-stimulating effectsDopamine cell activityEffects of cocaineMesolimbic dopaminergic systemWild-type littermatesOrexigenic hormoneChronic injectionsDopamine utilizationDaily injectionsStriatal dopamineMesolimbic systemWT littermatesDopaminergic systemDaily cocaineFood intakeRewarding effectsPsychostimulant effectsLocomotor response
2008
Administration of the calcineurin inhibitor cyclosporine modulates cocaine-induced locomotor activity in rats
Addy NA, Bahi A, Taylor JR, Picciotto MR. Administration of the calcineurin inhibitor cyclosporine modulates cocaine-induced locomotor activity in rats. Psychopharmacology 2008, 200: 129-139. PMID: 18587562, PMCID: PMC2574760, DOI: 10.1007/s00213-008-1189-5.Peer-Reviewed Original ResearchConceptsLocomotor responseCocaine 5Cocaine injectionLocomotor activityCocaine-induced locomotor activityAcute locomotor responseAcute cocaine challengeMale Sprague-DawleyCocaine-mediated behaviorsCyclosporine administrationMethodsLocomotor activityCalcineurin inhibitorsDaily administrationI. AdministrationCocaine challengeCocaine exposureSprague-DawleyCyclosporine pretreatmentAbility of calcineurinConclusionOur resultsCocaine-mediated changesAdministrationCocaineSynapsin IPotential mechanisms
2007
Deficiency in Inhibitory Cortical Interneurons Associates with Hyperactivity in Fibroblast Growth Factor Receptor 1 Mutant Mice
Smith K, Fagel DM, Stevens HE, Rabenstein RL, Maragnoli ME, Ohkubo Y, Picciotto MR, Schwartz ML, Vaccarino FM. Deficiency in Inhibitory Cortical Interneurons Associates with Hyperactivity in Fibroblast Growth Factor Receptor 1 Mutant Mice. Biological Psychiatry 2007, 63: 953-962. PMID: 17988653, DOI: 10.1016/j.biopsych.2007.09.020.Peer-Reviewed Original ResearchMeSH KeywordsAmphetamineAnimalsBehavior, AnimalBiogenic MonoaminesCell CountCentral Nervous System StimulantsCerebral CortexDisease Models, AnimalDopamine AgentsExploratory BehaviorFibroblast Growth Factor 1Glutamate DecarboxylaseHyperkinesisLocomotionMaleMethylphenidateMiceMice, KnockoutMotor ActivityNerve Tissue ProteinsNeural InhibitionNeuronsSignal TransductionConceptsInhibitory cortical circuitsCortical pyramidal neuronsD2 receptor antagonistGrowth factor receptor 1Spontaneous locomotor hyperactivityFibroblast growth factor receptor 1Factor receptor 1Inhibitory neuronal subtypesLocomotor hyperactivityDopamine agonistsCerebral cortexPyramidal neuronsBasal gangliaMotor hyperactivityReceptor antagonistInhibitory interneuronsTyrosine hydroxylaseCortical circuitsPsychiatric disordersLocomotor responseNeuronal subtypesReceptor 1Mutant miceDopamine transporterSpatial learning