2003
Neuroprotection by Nicotine in Mouse Primary Cortical Cultures Involves Activation of Calcineurin and L-Type Calcium Channel Inactivation
Stevens TR, Krueger SR, Fitzsimonds RM, Picciotto MR. Neuroprotection by Nicotine in Mouse Primary Cortical Cultures Involves Activation of Calcineurin and L-Type Calcium Channel Inactivation. Journal Of Neuroscience 2003, 23: 10093-10099. PMID: 14602824, PMCID: PMC6740855, DOI: 10.1523/jneurosci.23-31-10093.2003.Peer-Reviewed Original ResearchMeSH KeywordsAlpha7 Nicotinic Acetylcholine ReceptorAnimalsBungarotoxinsCalcineurinCalcineurin InhibitorsCalcium Channel BlockersCalcium Channels, L-TypeCells, CulturedCerebral CortexGlutamic AcidMiceMice, KnockoutNeuronsNeuroprotective AgentsNeurotoxinsNicotineNifedipineReceptors, NicotinicTacrolimusConceptsPrimary cortical culturesL-type channelsNicotine-mediated neuroprotectionCortical culturesNicotine pretreatmentIntracellular calciumCalcium influxActivation of calcineurinBeta2 subunitAlpha7-containing nAChRsL-type calcium channelsEffects of nicotineAbility of nicotineMouse primary cortical culturesNicotinic acetylcholine receptorsCalcium channel inactivationGlutamate excitotoxicityNeuroprotective effectsRole of calciumCalcineurin antagonistsCortical neuronsNeuronal excitabilityGlutamate applicationNeuroprotectionCalcium channels
2001
Effects of nicotine pretreatment on dopaminergic and behavioral responses to conditioned fear stress in rats: dissociation of biochemical and behavioral effects
George T, Picciotto M, Verrico C, Roth R. Effects of nicotine pretreatment on dopaminergic and behavioral responses to conditioned fear stress in rats: dissociation of biochemical and behavioral effects. Biological Psychiatry 2001, 49: 300-306. PMID: 11230881, DOI: 10.1016/s0006-3223(00)00928-8.Peer-Reviewed Original ResearchConceptsConditioned fear stressNicotine pretreatmentMedial prefrontal cortexFear stressDopamine metabolismNucleus accumbensPrefrontal cortexAcute footshock stressImmobility responseBehavioral responsesCortical dopaminergicDopamine utilizationCortical dopamineNicotine exposureFootshock stressNicotine dependenceAnxiolytic activityConditioned fear paradigmNicotine differsDay 21Psychological stressorsBehavioral effectsDopaminergicClinical contextPreferential activation
2000
Nicotinic modulation of mesoprefrontal dopamine neurons: pharmacologic and neuroanatomic characterization.
George TP, Verrico CD, Picciotto MR, Roth RH. Nicotinic modulation of mesoprefrontal dopamine neurons: pharmacologic and neuroanatomic characterization. Journal Of Pharmacology And Experimental Therapeutics 2000, 295: 58-66. PMID: 10991961.Peer-Reviewed Original ResearchConceptsMesoprefrontal DA neuronsDA neuronsLocal infusionNicotinic acetylcholine receptor stimulationMesoprefrontal dopamine neuronsMesoprefrontal dopamine systemEndogenous opioid peptidesVentral tegmental areaHigh comorbid ratesNicotine-pretreated ratsMedial prefrontal cortexDA metabolismNicotinic modulationCortical dysfunctionNicotine administrationCigarette smokingSite of actionStress-induced statesNicotine pretreatmentDA dysregulationDopamine neuronsSystemic administrationTegmental areaDA dysfunctionCognitive dysfunction