2008
Effects of galanin on cocaine-mediated conditioned place preference and ERK signaling in mice
Narasimhaiah R, Kamens HM, Picciotto MR. Effects of galanin on cocaine-mediated conditioned place preference and ERK signaling in mice. Psychopharmacology 2008, 204: 95-102. PMID: 19099295, PMCID: PMC2872184, DOI: 10.1007/s00213-008-1438-7.Peer-Reviewed Original ResearchConceptsVentral tegmental areaEffects of galaninNucleus accumbensNeuropeptide galaninPlace preferenceThreshold doseEffects of morphineMesolimbic dopamine systemMesolimbic dopaminergic pathwaySystemic cocaine injectionPlace preference paradigmCocaine-induced activationDrugs of abuseAmphetamine reinforcementWild-type controlsExtracellular signal-regulated kinase (ERK) activityTegmental areaCocaine injectionCocaine responseDopaminergic pathwaysConclusionsThese dataGalaninRewarding effectsDopamine systemDrug reinforcement
2007
It is not “either/or”: Activation and desensitization of nicotinic acetylcholine receptors both contribute to behaviors related to nicotine addiction and mood
Picciotto MR, Addy NA, Mineur YS, Brunzell DH. It is not “either/or”: Activation and desensitization of nicotinic acetylcholine receptors both contribute to behaviors related to nicotine addiction and mood. Progress In Neurobiology 2007, 84: 329-342. PMID: 18242816, PMCID: PMC2390914, DOI: 10.1016/j.pneurobio.2007.12.005.Peer-Reviewed Original ResearchConceptsDesensitization of nAChRsNicotinic acetylcholine receptorsNicotine addictionDrug reinforcementAcetylcholine receptorsAntidepressant-like effectsActivation of nAChRsEffects of nicotineNicotine-mediated behaviorsRecent electrophysiological studiesNicotine administrationTobacco smokingAffective modulationNicotine resultsElectrophysiological studiesSmoking behaviorNicotinic agentsReceptor desensitizationDrug rewardBehavioral consequencesAffective behaviorBehavioral processesBehavioral effectsNAChRsDesensitizationGalanin Protects Against Behavioral and Neurochemical Correlates of Opiate Reward
Hawes JJ, Brunzell DH, Narasimhaiah R, Langel Ű, Wynick D, Picciotto MR. Galanin Protects Against Behavioral and Neurochemical Correlates of Opiate Reward. Neuropsychopharmacology 2007, 33: 1864-1873. PMID: 17957220, PMCID: PMC2504505, DOI: 10.1038/sj.npp.1301579.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBehavior, AnimalBlotting, WesternBrain ChemistryConditioning, OperantCyclic AMP Response Element-Binding ProteinDose-Response Relationship, DrugExtracellular Signal-Regulated MAP KinasesGalaninGenotypeMiceMice, KnockoutMorphineMorphine DependenceMotor ActivityNarcoticsRewardSignal TransductionConceptsGKO miceMorphine place preferenceOpiate rewardGalanin agonistsMorphine administrationPlace preferenceGalanin knockout miceSingle systemic injectionEndogenous negative regulatorDrugs of abuseAcute administrationNeurochemical effectsNeuropeptide galaninPeripheral injectionWithdrawal signsLocomotor activationSystemic injectionNeurochemical correlatesNucleus accumbensGalaninKnockout miceTherapeutic targetBrain areasDrug reinforcementGalnon
2003
In vivo nicotine treatment regulates mesocorticolimbic CREB and ERK signaling in C57Bl/6J mice
Brunzell DH, Russell DS, Picciotto MR. In vivo nicotine treatment regulates mesocorticolimbic CREB and ERK signaling in C57Bl/6J mice. Journal Of Neurochemistry 2003, 84: 1431-1441. PMID: 12614343, DOI: 10.1046/j.1471-4159.2003.01640.x.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, OralAmygdalaAnimalsCotinineCyclic AMP Response Element-Binding ProteinDrug Administration ScheduleLimbic SystemMaleMesencephalonMiceMice, Inbred C57BLMitogen-Activated Protein KinasesNicotineNicotinic AgonistsNucleus AccumbensPhosphorylationPrefrontal CortexSignal TransductionTobacco Use DisorderVentral Tegmental AreaConceptsCAMP response element-binding proteinChronic nicotine exposureChronic nicotineNicotine exposurePrefrontal cortexC57BL/6J miceTyrosine hydroxylaseNicotine dependenceCREB phosphorylationVentral tegmental areaCREB activityResponse element-binding proteinCatecholaminergic toneNicotine treatmentNicotine withdrawalNicotine reinforcementTegmental areaNucleus accumbensNeuronal plasticityElement-binding proteinDrug reinforcementChronic exposureTH levelsNeural plasticityWestern blotting