2017
Menthol disrupts nicotine’s psychostimulant properties in an age and sex-dependent manner in C57BL/6J mice
Fait BW, Thompson DC, Mose TN, Jatlow P, Jordt SE, Picciotto MR, Mineur YS. Menthol disrupts nicotine’s psychostimulant properties in an age and sex-dependent manner in C57BL/6J mice. Behavioural Brain Research 2017, 334: 72-77. PMID: 28743602, PMCID: PMC5580257, DOI: 10.1016/j.bbr.2017.07.027.Peer-Reviewed Original ResearchConceptsAdult male miceNicotine intakeMale micePsychostimulant effectsPsychostimulant propertiesHome cage locomotor activitySex-dependent mannerSex-dependent mechanismsBlood levelsAdolescent miceFemale miceLocomotor stimulationLocomotor activityNicotine sensitivityAge groupsE-cigarettesMiceIntakeSignificant decreaseNicotineAgeSexBehavioral changesAdultsSpecific mechanisms
2012
Constitutive knockout of the membrane cytoskeleton protein beta adducin decreases mushroom spine density in the nucleus accumbens but does not prevent spine remodeling in response to cocaine
Jung Y, Mulholland PJ, Wiseman SL, Chandler LJ, Picciotto MR. Constitutive knockout of the membrane cytoskeleton protein beta adducin decreases mushroom spine density in the nucleus accumbens but does not prevent spine remodeling in response to cocaine. European Journal Of Neuroscience 2012, 37: 1-9. PMID: 23106536, PMCID: PMC3538958, DOI: 10.1111/ejn.12037.Peer-Reviewed Original ResearchConceptsNucleus accumbensCocaine administrationSpine densitySynaptic plasticityMature mushroom-shaped spinesMushroom spine densityDaily cocaine administrationMushroom-shaped spinesChronic cocaine administrationOverall spine densityElevated locomotor activityExperience-dependent remodelingLipophilic dye DiINAc slicesWT miceMushroom spinesKO miceCocaine treatmentDiolistic labelingSynaptic remodelingBrain slicesBrain areasConstitutive knockoutMature spinesLocomotor activity
2011
&agr;4&bgr;2 nicotinic acetylcholine receptor partial agonists with low intrinsic efficacy have antidepressant-like properties
Mineur YS, Einstein EB, Seymour PA, Coe JW, O'Neill BT, Rollema H, Picciotto MR. &agr;4&bgr;2 nicotinic acetylcholine receptor partial agonists with low intrinsic efficacy have antidepressant-like properties. Behavioural Pharmacology 2011, 22: 291-299. PMID: 21566524, PMCID: PMC3227135, DOI: 10.1097/fbp.0b013e328347546d.Peer-Reviewed Original ResearchConceptsNovelty-suppressed feeding testPartial agonistNicotinic acetylcholine receptor partial agonistAcceptable side effect profileAntidepressant-like effectsAntidepressant-like propertiesSide effect profileTail suspension testForced-swim testReceptor partial agonistLow intrinsic efficacyNicotinic acetylcholine receptorsAntidepressant efficacyFeeding testsReduced immobilityAntidepressant propertiesMood disordersNicotinic compoundsΑ4β2 nAChRsAcetylcholine receptorsLocomotor activityIntrinsic efficacyFunctional efficacySubtype selectivityTime pointsReduced 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
2010
The Nicotinic Acetylcholine Receptor Partial Agonist Varenicline Increases the Ataxic and Sedative‐Hypnotic Effects of Acute Ethanol Administration in C57BL/6J Mice
Kamens HM, Andersen J, Picciotto MR. The Nicotinic Acetylcholine Receptor Partial Agonist Varenicline Increases the Ataxic and Sedative‐Hypnotic Effects of Acute Ethanol Administration in C57BL/6J Mice. Alcohol Clinical And Experimental Research 2010, 34: 2053-2060. PMID: 20946306, PMCID: PMC2988947, DOI: 10.1111/j.1530-0277.2010.01301.x.Peer-Reviewed Original ResearchConceptsSedative-hypnotic effectsBaseline locomotor activityFixed-speed rotarodAlcohol abuseEthanol consumptionNicotinic acetylcholine receptor partial agonist vareniclineLocomotor activityEthanol-induced motor incoordinationAbility of vareniclineAcute ethanol injectionDuration of LORRLocomotor activity chambersEffects of vareniclineAcute ethanol administrationNew pharmacologic strategiesDowel testDuration of lossPartial agonist vareniclineEthanol-induced ataxiaBalance beamNicotinic modulationPharmacologic strategiesMotor incoordinationEthanol administrationSedative effects
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 mechanismsSex differences in anxiety-like behavior and locomotor activity following chronic nicotine exposure in mice
Caldarone BJ, King SL, Picciotto MR. Sex differences in anxiety-like behavior and locomotor activity following chronic nicotine exposure in mice. Neuroscience Letters 2008, 439: 187-191. PMID: 18524488, PMCID: PMC2491450, DOI: 10.1016/j.neulet.2008.05.023.Peer-Reviewed Original ResearchConceptsAnxiogenic-like responseChronic nicotineAnxiety-like behaviorLocomotor activationFemale miceLocomotor activityPsychostimulant propertiesChronic nicotine exposureFemale C57BL/6J miceSymptoms of anxietyNicotine variesNicotine exposureOverall incidenceC57BL/6J miceMale miceWildtype miceNicotine intakeNicotinic receptorsOpen armsHigh doseMiceNicotineAnxiety disordersBeta2 subunitBehavioral sensitivityVoluntary oral nicotine intake in mice down-regulates GluR2 but does not modulate depression-like behaviors
Vieyra-Reyes P, Picciotto MR, Mineur YS. Voluntary oral nicotine intake in mice down-regulates GluR2 but does not modulate depression-like behaviors. Neuroscience Letters 2008, 434: 18-22. PMID: 18261852, PMCID: PMC2757003, DOI: 10.1016/j.neulet.2008.01.021.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, OralAnimalsAnxiety DisordersBehavior, AnimalBrainCyclic AMP Response Element-Binding ProteinDepressive DisorderDown-RegulationGlutamic AcidMaleMiceMice, Inbred BALB CMice, Inbred C57BLMotor ActivityNeural PathwaysNicotineNicotinic AgonistsNucleus AccumbensReceptors, AMPARewardSynaptic TransmissionTobacco Use DisorderVentral Tegmental AreaVolitionConceptsCAMP response element-binding proteinDepression-like behaviorVentral tegmental areaNucleus accumbensMesolimbic systemNicotine preferenceChronic nicotine exposureDepression-related behaviorsNon-treated animalsBALB/cOral nicotine intakeCentral nervous systemResponse element-binding proteinNicotine exposureNicotine rewardMesolimbic dopamine projectionsTegmental areaNicotine intakeGlutamate receptorsDopamine projectionsElement-binding proteinNervous systemLocomotor activityMice C57BL/6JGluR1 levels
2004
β2-subunit-containing nicotinic acetylcholine receptors are critical for dopamine-dependent locomotor activation following repeated nicotine administration
King SL, Caldarone BJ, Picciotto MR. β2-subunit-containing nicotinic acetylcholine receptors are critical for dopamine-dependent locomotor activation following repeated nicotine administration. Neuropharmacology 2004, 47: 132-139. PMID: 15464132, DOI: 10.1016/j.neuropharm.2004.06.024.Peer-Reviewed Original ResearchConceptsLocomotor activationNicotine administrationDopamine systemNicotinic acetylcholine receptorsAcetylcholine receptorsHigh-affinity nicotinic acetylcholine receptorsDopamine receptor antagonist pimozideBeta2 subunitRole of beta2Chronic nicotine administrationChronic nicotine exposureMesolimbic dopamine systemChronic nicotineNicotine exposureAntagonist pimozideB6 miceC57BL/6J miceOral administrationDopaminergic activationOngoing activationKnockout miceLocomotor activityMiceAdministrationNicotine
2000
Brain Localization and Behavioral Impact of the G-Protein-Gated K+ Channel Subunit GIRK4
Wickman K, Karschin C, Karschin A, Picciotto M, Clapham D. Brain Localization and Behavioral Impact of the G-Protein-Gated K+ Channel Subunit GIRK4. Journal Of Neuroscience 2000, 20: 5608-5615. PMID: 10908597, PMCID: PMC6772558, DOI: 10.1523/jneurosci.20-15-05608.2000.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAvoidance LearningBehavior, AnimalBrain ChemistryChick EmbryoFemaleG Protein-Coupled Inwardly-Rectifying Potassium ChannelsGene ExpressionIn Situ HybridizationIon Channel GatingLocomotionMaleMaze LearningMemoryMiceMice, Inbred C57BLMice, KnockoutPotassium ChannelsPotassium Channels, Inwardly RectifyingRNA, MessengerConceptsGIRK4 mRNAG-protein-gated potassium (GIRK) channelsCortical pyramidal neuronsVentromedial hypothalamic nucleusParaventricular thalamic nucleusMorris water mazeG-Protein-GatedPassive avoidance paradigmMammalian nervous systemWild-type controlsEndopiriform nucleusPyramidal neuronsGlobus pallidusSynaptic inhibitionBrainstem nucleiHypothalamic nucleiPain perceptionThalamic nucleiInsular cortexNervous systemNeuronal populationsWater mazeLocomotor activityMouse brainGIRK subunits