2023
Nicotinic regulation of microglia: potential contributions to addiction
Soares A, Picciotto M. Nicotinic regulation of microglia: potential contributions to addiction. Journal Of Neural Transmission 2023, 131: 425-435. PMID: 37778006, PMCID: PMC11189589, DOI: 10.1007/s00702-023-02703-9.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsNeuroimmune signalingNicotine addictionΑ7 nicotinic acetylcholine receptorAnti-inflammatory cascadeAnti-inflammatory effectsEffects of nicotineAnti-inflammatory compoundsIntracellular calcium concentrationNicotinic acetylcholine receptorsMicroglial polarizationNicotinic regulationMicroglial activityMicroglial signalingImmunomodulatory effectsImmunosuppressive effectsWithdrawal symptomsCytokine releaseCircuit disruptionPreclinical literaturePreclinical studiesΑ7 nAChRsCircuit dysregulationNicotine dependenceMicrogliaAcetylcholine receptors
2018
An Exploratory Trial of Transdermal Nicotine for Aggression and Irritability in Adults with Autism Spectrum Disorder
Lewis AS, van Schalkwyk GI, Lopez MO, Volkmar FR, Picciotto MR, Sukhodolsky DG. An Exploratory Trial of Transdermal Nicotine for Aggression and Irritability in Adults with Autism Spectrum Disorder. Journal Of Autism And Developmental Disorders 2018, 48: 2748-2757. PMID: 29536216, PMCID: PMC6394231, DOI: 10.1007/s10803-018-3536-7.Peer-Reviewed Original ResearchConceptsAutism spectrum disorderSpectrum disorderTransdermal nicotineDouble-blind crossover trialAggressive behaviorPreliminary efficacyAggressive symptomsSleep ratingsAggressionSubscale changesNicotinic acetylcholine receptorsNAChR agonistsPrimary outcomeNicotine treatmentCrossover trialExploratory trialΑ7 nAChRsAcetylcholine receptorsNicotineAdultsDisordersPlaceboNAChRsFurther investigationTrials
2017
Bidirectional Regulation of Aggression in Mice by Hippocampal Alpha-7 Nicotinic Acetylcholine Receptors
Lewis AS, Pittenger ST, Mineur YS, Stout D, Smith PH, Picciotto MR. Bidirectional Regulation of Aggression in Mice by Hippocampal Alpha-7 Nicotinic Acetylcholine Receptors. Neuropsychopharmacology 2017, 43: 1267-1275. PMID: 29114104, PMCID: PMC5916354, DOI: 10.1038/npp.2017.276.Peer-Reviewed Original ResearchConceptsΑ7 nAChRsDentate gyrusNicotinic acetylcholine receptorsGTS-21Resident-intruder interactionsAlpha 7 nicotinic acetylcholine receptorAcetylcholine receptorsΑ7 nicotinic acetylcholine receptorExcitatory-inhibitory balancePromising therapeutic interventionGranule cell activityAggressive behaviorResident-intruder testHippocampal α7Wild-type controlsUnderlying neurobiological substratesGABAergic interneuronsMale micePotential neural circuitsRegulation of aggressionGranule cellsTherapeutic interventionsPartial agonistBrain regionsCell activityHippocampal α7 nicotinic ACh receptors contribute to modulation of depression‐like behaviour in C57BL/6J mice
Mineur YS, Mose TN, Blakeman S, Picciotto MR. Hippocampal α7 nicotinic ACh receptors contribute to modulation of depression‐like behaviour in C57BL/6J mice. British Journal Of Pharmacology 2017, 175: 1903-1914. PMID: 28264149, PMCID: PMC5979617, DOI: 10.1111/bph.13769.Peer-Reviewed Original ResearchConceptsDepression-like behaviorNicotinic ACh receptorsFemale miceMale miceCholinergic signalingACh receptorsΑ7 nAChRsSignificant antidepressant-like effectΑ7 nicotinic ACh receptorsEffect of α7Antidepressant-like effectsAgonist GTS-21Depression-related behaviorsC-Fos immunoreactivityACh receptor antagonistDepression-like phenotypeAnxiety-like behaviorNicotinic acetylcholine receptorsAnxiety-like phenotypeHippocampal α7Physostigmine administrationAntagonist methyllycaconitineReceptor antagonistSwim testGTS-21
2015
Multiple Nicotinic Acetylcholine Receptor Subtypes in the Mouse Amygdala Regulate Affective Behaviors and Response to Social Stress
Mineur YS, Fote GM, Blakeman S, Cahuzac EL, Newbold SA, Picciotto MR. Multiple Nicotinic Acetylcholine Receptor Subtypes in the Mouse Amygdala Regulate Affective Behaviors and Response to Social Stress. Neuropsychopharmacology 2015, 41: 1579-1587. PMID: 26471256, PMCID: PMC4832019, DOI: 10.1038/npp.2015.316.Peer-Reviewed Original ResearchConceptsDepression-like behaviorBasolateral amygdalaΑ7 nAChRsCholinergic signalingMultiple nicotinic acetylcholine receptor subtypesNon-selective nAChR antagonist mecamylamineNicotinic acetylcholine receptor activityNicotinic acetylcholine receptor subtypesStress-mediated behaviorsAntidepressant-like effectsAcetylcholine receptor activityC-Fos immunoreactivityNAChR antagonist mecamylamineAcetylcholine receptor subtypesEffects of nicotineMajor depressive disorderSocial defeat stressAnxiety-like behaviorPre-clinical studiesHuman clinical trialsModels of anxietyMouse behavioral modelsHypercholinergic stateAntagonist mecamylamineLocal infusionModulation of aggressive behavior in mice by nicotinic receptor subtypes
Lewis AS, Mineur YS, Smith PH, Cahuzac EL, Picciotto MR. Modulation of aggressive behavior in mice by nicotinic receptor subtypes. Biochemical Pharmacology 2015, 97: 488-497. PMID: 26212554, PMCID: PMC4600457, DOI: 10.1016/j.bcp.2015.07.019.Peer-Reviewed Original ResearchConceptsAcute nicotine administrationNicotine administrationHypolocomotor effectNicotinic acetylcholine receptor agonist nicotineAgonist GTS-21Nicotinic receptor subtypesAnti-aggressive propertiesDihydro-β-erythroidineBALB/cNeurobiology of aggressionSocial interaction timeCurrent pharmacotherapyAntagonist methyllycaconitineC57BL/6 miceWorse outcomesGTS-21Receptor subtypesPathological aggressionAgonist nicotineΑ7 nAChRsSpecific treatmentSide effectsPharmacological studiesNeuropsychiatric conditionsNicotine
2013
Nicotinic α7 receptors enhance NMDA cognitive circuits in dorsolateral prefrontal cortex
Yang Y, Paspalas CD, Jin LE, Picciotto MR, Arnsten AF, Wang M. Nicotinic α7 receptors enhance NMDA cognitive circuits in dorsolateral prefrontal cortex. Proceedings Of The National Academy Of Sciences Of The United States Of America 2013, 110: 12078-12083. PMID: 23818597, PMCID: PMC3718126, DOI: 10.1073/pnas.1307849110.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAconitineAlpha7 Nicotinic Acetylcholine ReceptorAnalysis of VarianceAnimalsBridged Bicyclo Compounds, HeterocyclicCholinergic AgonistsCholinergic AntagonistsCognitionFemaleIontophoresisMacaca mulattaMaleMecamylamineMicroscopy, ImmunoelectronN-MethylaspartatePhenolsPiperidinesPrefrontal CortexQuinuclidinesReceptors, NicotinicSpatial BehaviorSynapsesVisual PerceptionConceptsDorsolateral prefrontal cortexΑ7 nAChRsPrefrontal cortexΑ7 nicotinic acetylcholine receptorGlutamatergic NMDA receptorsCognitive circuitsNicotinic α7 receptorsPrimary visual cortexNMDA receptor actionGenetic insultsNicotinic acetylcholine receptorsDlPFC circuitsPrimate dlPFCACh depletionNMDA actionNMDA receptorsPyramidal cellsΑ7 receptorsNeuronal firingNAChR blockadeAcetylcholine receptorsVisual cortexPersistent firingCognitive functionLow-dose stimulation