2020
Implications of Oligomeric Amyloid-Beta (oAβ42) Signaling through α7β2-Nicotinic Acetylcholine Receptors (nAChRs) on Basal Forebrain Cholinergic Neuronal Intrinsic Excitability and Cognitive Decline
George AA, Vieira JM, Xavier-Jackson C, Gee MT, Cirrito JR, Bimonte-Nelson HA, Picciotto MR, Lukas RJ, Whiteaker P. Implications of Oligomeric Amyloid-Beta (oAβ42) Signaling through α7β2-Nicotinic Acetylcholine Receptors (nAChRs) on Basal Forebrain Cholinergic Neuronal Intrinsic Excitability and Cognitive Decline. Journal Of Neuroscience 2020, 41: 555-575. PMID: 33239400, PMCID: PMC7821864, DOI: 10.1523/jneurosci.0876-20.2020.Peer-Reviewed Original ResearchMeSH KeywordsAlpha7 Nicotinic Acetylcholine ReceptorAmyloid beta-PeptidesAmyloid beta-Protein PrecursorAnimalsBasal ForebrainCell LineCognitive DysfunctionElectrophysiological PhenomenaFemaleGenotypeHumansMaleMaze LearningMiceMice, TransgenicNeuronsParasympathetic Nervous SystemPeptide FragmentsSignal TransductionConceptsBasal forebrain cholinergic neuronsNeuronal intrinsic excitabilityAlzheimer's diseaseCholinergic neuronsDiagonal bandIntrinsic excitabilityAPP/PS1 transgenic miceCognitive declineCharacteristics of ADMedial septum-diagonal bandNicotinic acetylcholine receptor subtypesOligomeric amyloid betaAction potential firing rateForebrain cholinergic neuronsPS1 transgenic miceHorizontal diagonal bandLevels of amyloidSeptum-diagonal bandCurrent-clamp recordingsAcetylcholine receptor subtypesAction potential afterhyperpolarizationAge-matched littermatesOrganotypic slice culturesSpatial reference memoryHomomeric α7
2008
Sex 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 sensitivity
2005
Impaired Synaptic Plasticity and Learning in Mice Lacking β-Adducin, an Actin-Regulating Protein
Rabenstein RL, Addy NA, Caldarone BJ, Asaka Y, Gruenbaum LM, Peters LL, Gilligan DM, Fitzsimonds RM, Picciotto MR. Impaired Synaptic Plasticity and Learning in Mice Lacking β-Adducin, an Actin-Regulating Protein. Journal Of Neuroscience 2005, 25: 2138-2145. PMID: 15728854, PMCID: PMC1352335, DOI: 10.1523/jneurosci.3530-04.2005.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsAvoidance LearningCalmodulin-Binding ProteinsConditioning, ClassicalCytoskeletonDendritesElectroshockFearFemaleFreezing Reaction, CatalepticGyrus CinguliHippocampusLearning DisabilitiesMaleMaze LearningMemory DisordersMiceMice, Inbred C57BLMice, KnockoutMice, Neurologic MutantsNerve Tissue ProteinsNeuronal PlasticityNucleus AccumbensRNA, MessengerConceptsBeta-adducinActin regulating proteinsCAMP-dependent mannerSynaptic plasticityActin cytoskeletonΒ-adducinCytoskeletal organizationPlasma membraneAdducinCellular mechanismsActivity-dependent synaptic plasticitySitu hybridizationPostsynaptic densityProteinPlasticitySpine morphologyImportant roleCytoskeletonSynaptic stimulationFamilyImpaired synaptic plasticityLong-term potentiationMiceMRNAHybridization
2002
Decreased Synaptic Vesicle Recycling Efficiency and Cognitive Deficits in Amphiphysin 1 Knockout Mice
Di Paolo G, Sankaranarayanan S, Wenk MR, Daniell L, Perucco E, Caldarone BJ, Flavell R, Picciotto MR, Ryan TA, Cremona O, De Camilli P. Decreased Synaptic Vesicle Recycling Efficiency and Cognitive Deficits in Amphiphysin 1 Knockout Mice. Neuron 2002, 33: 789-804. PMID: 11879655, DOI: 10.1016/s0896-6273(02)00601-3.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCerebral CortexClathrinConditioning, ClassicalEndocytosisFluorescent DyesGABA AntagonistsGlutamic AcidHumansMaze LearningMiceMice, KnockoutNerve Tissue ProteinsNeuronsPentylenetetrazoleProtein IsoformsPyridinium CompoundsQuaternary Ammonium CompoundsSurvival RateSynaptic Vesicles
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
1999
Increased neurodegeneration during ageing in mice lacking high‐affinity nicotine receptors
Zoli M, Picciotto M, Ferrari R, Cocchi D, Changeux J. Increased neurodegeneration during ageing in mice lacking high‐affinity nicotine receptors. The EMBO Journal 1999, 18: 1235-1244. PMID: 10064590, PMCID: PMC1171214, DOI: 10.1093/emboj/18.5.1235.Peer-Reviewed Original ResearchConceptsHigh-affinity nicotine receptorsSpatial learningHippocampal pyramidal neuronsRegion-specific alterationsSerum corticosterone levelsPossible animal modelNicotinic acetylcholine receptorsPyramidal neuronsNeuronal survivalNicotine receptorsCholinergic systemEndocrine parametersControl animalsIncreased neurodegenerationAnimal modelsCorticosterone levelsAcetylcholine receptorsAlzheimer's diseaseDegenerative processCortical regionsMorris mazeCognitive deficitsMutant miceMiceBeta2 subunit