2024
Pan-cortical 2-photon mesoscopic imaging and neurobehavioral alignment in awake, behaving mice
Vickers E, McCormick D. Pan-cortical 2-photon mesoscopic imaging and neurobehavioral alignment in awake, behaving mice. ELife 2024, 13: rp94167. PMID: 38808733, PMCID: PMC11136495, DOI: 10.7554/elife.94167.Peer-Reviewed Original ResearchConceptsTask-specific cognitive demandsNeural activityFlow of neural activityTask-dependent behaviorsRegions of cortexCognitive demandsSensory discriminationMouse dorsalCortical areasBehavior primitivesMesoscopic imagingPopulations of neuronsNeural ensemblesLateral neocortexSimultaneous accessImage dataInternal stateNeuron resolutionNeocortexMiceActivation motifNeuronsSpontaneous changesArousalCortex
2021
Vagus nerve stimulation induces widespread cortical and behavioral activation
Collins L, Boddington L, Steffan P, McCormick D. Vagus nerve stimulation induces widespread cortical and behavioral activation. Current Biology 2021, 31: 2088-2098.e3. PMID: 33740425, DOI: 10.1016/j.cub.2021.02.049.Peer-Reviewed Original ResearchConceptsVagus nerve stimulationCalcium imagingNeuromodulatory systemsVagus nerve transectionAuditory cortical regionsWidefield calcium imagingArousal stateDose-dependent activationNerve transectionVNS effectsNerve stimulationExcitatory activityCortical axonsModulatory pathwaysExcitatory neuronsLight anesthesiaNeurological conditionsTherapeutic mechanismMouse modelStimulation inducesArousal state changesCortical activityCortical stateMotor activityCortical regions
2020
Pupil-linked phasic arousal predicts a reduction of choice bias across species and decision domains
de Gee J, Tsetsos K, Schwabe L, Urai A, McCormick D, McGinley M, Donner T. Pupil-linked phasic arousal predicts a reduction of choice bias across species and decision domains. ELife 2020, 9: e54014. PMID: 32543372, PMCID: PMC7297536, DOI: 10.7554/elife.54014.Peer-Reviewed Original ResearchConceptsPhasic arousalArousal systemMemory-based decisionsSound detection taskDecision-relevant evidenceBrain arousal systemsChoice biasesChoice biasLiberal biasesDecision domainArousalBehavioral effectsBias suppressionBiasesAmbiguous evidenceRapid dilationSuch decisionsMemoryPupilsTaskDecisionsHumansEvidenceGeneral principlesBias
2019
Movement and Performance Explain Widespread Cortical Activity in a Visual Detection Task
Salkoff D, Zagha E, McCarthy E, McCormick D. Movement and Performance Explain Widespread Cortical Activity in a Visual Detection Task. Cerebral Cortex 2019, 30: 421-437. PMID: 31711133, PMCID: PMC7029483, DOI: 10.1093/cercor/bhz206.Peer-Reviewed Original ResearchConceptsVisual detection taskSecondary motor cortexTask performanceTask-related movementsCortical activityMotor cortexDetection taskTask-independent processesOptimal task performanceWidespread cortical activityTask-related changesHead-fixed miceResponse choicesDorsal cortexOrofacial movementsNeural activityTrial variationLick responsesArousal stateTrial variabilityTarget trialsLick rateCortexCortical signalsTrialsDistinct Waking States for Strong Evoked Responses in Primary Visual Cortex and Optimal Visual Detection Performance
Neske G, Nestvogel D, Steffan P, McCormick D. Distinct Waking States for Strong Evoked Responses in Primary Visual Cortex and Optimal Visual Detection Performance. Journal Of Neuroscience 2019, 39: 10044-10059. PMID: 31672787, PMCID: PMC6978938, DOI: 10.1523/jneurosci.1226-18.2019.Peer-Reviewed Original ResearchConceptsPrimary visual cortexVisual cortexSensory processingVisual detection performanceCortical neuronal responsesCortical sensory processingWhole-cell recordingsMouse visual systemSensory cortical activityNeuronal membrane potentialArousal levelNeuronal responsivenessFunction of arousalMice increasesNeuronal responsesCortical activityV1 responsesVisual detection taskCortexSensory stimuliSensory responsesLocomotion periodsVisual stimuliBehavioral performanceMembrane potential
2018
The temporal organization of mouse ultrasonic vocalizations
Castellucci G, Calbick D, McCormick D. The temporal organization of mouse ultrasonic vocalizations. PLOS ONE 2018, 13: e0199929. PMID: 30376572, PMCID: PMC6207298, DOI: 10.1371/journal.pone.0199929.Peer-Reviewed Original ResearchConceptsUltrasonic vocalizationsAdult male C57BL/6J miceMale C57BL/6J miceMouse ultrasonic vocalizationsUSV productionC57BL/6J miceMale miceMouse modelRespiratory patternCommon biological mechanismsMiceMale ultrasonic vocalizationsAdults reliesBiological mechanismsRhythmic seriesTemporal organizationVocalization productionAdult malesHuman diseasesSpectrotemporal featuresFirst reportArticulatory patternsMammalian species
2015
Competing Neural Ensembles in Motor Cortex Gate Goal-Directed Motor Output
Zagha E, Ge X, McCormick DA. Competing Neural Ensembles in Motor Cortex Gate Goal-Directed Motor Output. Neuron 2015, 88: 565-577. PMID: 26593093, PMCID: PMC4660255, DOI: 10.1016/j.neuron.2015.09.044.Peer-Reviewed Original ResearchConceptsPopulations of neuronsAnticipation of movementMotor cortexCortical neuronsCortical circuitsIntracellular techniquesUnit recordingsNeural ensemblesMotor outputNeuronsSensory stimuliNeural activityMotor representationsSensory detection taskMotor commandsFuture studiesTask-related neural dynamicsCortexMiceCellular activities
2012
Selective Functional Interactions between Excitatory and Inhibitory Cortical Neurons and Differential Contribution to Persistent Activity of the Slow Oscillation
Tahvildari B, Wölfel M, Duque A, McCormick DA. Selective Functional Interactions between Excitatory and Inhibitory Cortical Neurons and Differential Contribution to Persistent Activity of the Slow Oscillation. Journal Of Neuroscience 2012, 32: 12165-12179. PMID: 22933799, PMCID: PMC3466092, DOI: 10.1523/jneurosci.1181-12.2012.Peer-Reviewed Original ResearchConceptsInhibitory synaptic potentialsSynaptic potentialsEntorhinal cortexSlow oscillationsCortical neuronal subtypesInhibitory synaptic eventsMouse entorhinal cortexSomatostatin-containing interneuronsVasoactive intestinal peptideInhibitory cortical neuronsAction potential activityCortical pyramidal cellsWhole-cell recordingsRecurrent network activitySubmerged slice preparationPersistent activityExcitatory pyramidalDifferent excitatoryPyramidal neuronsIntestinal peptideNeuropeptide YCortical neuronsPyramidal cellsSlice preparationExcitatory neurons
2010
P/Q and N Channels Control Baseline and Spike-Triggered Calcium Levels in Neocortical Axons and Synaptic Boutons
Yu Y, Maureira C, Liu X, McCormick D. P/Q and N Channels Control Baseline and Spike-Triggered Calcium Levels in Neocortical Axons and Synaptic Boutons. Journal Of Neuroscience 2010, 30: 11858-11869. PMID: 20810905, PMCID: PMC2947942, DOI: 10.1523/jneurosci.2651-10.2010.Peer-Reviewed Original ResearchConceptsAxon initial segmentNeuronal excitabilityPyramidal cellsCalcium concentrationPresynaptic terminalsWhole-cell patch-clamp recordingsPrefrontal cortical pyramidal cellsOmega-agatoxin IVAOmega-conotoxin GVIACortical pyramidal cellsPatch-clamp recordingsBaseline calcium concentrationAction potential repolarizationAction potential generationNeocortical axonsVoltage-activated ion channelsCalcium currentCortical axonsSynaptic terminalsCalcium levelsCalcium channelsSynaptic boutonsSuprathreshold depolarizationElectrophysiological propertiesSubthreshold depolarizationEndogenous Electric Fields May Guide Neocortical Network Activity
Fröhlich F, McCormick DA. Endogenous Electric Fields May Guide Neocortical Network Activity. Neuron 2010, 67: 129-143. PMID: 20624597, PMCID: PMC3139922, DOI: 10.1016/j.neuron.2010.06.005.Peer-Reviewed Original Research
2009
Circuit-based Localization of Ferret Prefrontal Cortex
Duque A, McCormick DA. Circuit-based Localization of Ferret Prefrontal Cortex. Cerebral Cortex 2009, 20: 1020-1036. PMID: 19737780, PMCID: PMC2852501, DOI: 10.1093/cercor/bhp164.Peer-Reviewed Original Research
2007
State Changes Rapidly Modulate Cortical Neuronal Responsiveness
Hasenstaub A, Sachdev RN, McCormick DA. State Changes Rapidly Modulate Cortical Neuronal Responsiveness. Journal Of Neuroscience 2007, 27: 9607-9622. PMID: 17804621, PMCID: PMC6672966, DOI: 10.1523/jneurosci.2184-07.2007.Peer-Reviewed Original ResearchConceptsNeuronal responsivenessWhisker stimulationWhisker stimuliCircuit activityCortical neuronal responsivenessLocal circuit activityNetwork activityAction potential responsesLocal network activityRodent somatosensory cortexPostsynaptic potentialsSomatosensory cortexCortical neuronsIntracellular injectionWhisker deflectionCortical stateWhisker movementsPotential responsivenessAbility of stimuliSensory stimuliInhibitory mechanismStimulationResponsivenessSpontaneous alterationUp states
2006
Neocortical Network Activity In Vivo Is Generated through a Dynamic Balance of Excitation and Inhibition
Haider B, Duque A, Hasenstaub A, McCormick D. Neocortical Network Activity In Vivo Is Generated through a Dynamic Balance of Excitation and Inhibition. Journal Of Neuroscience 2006, 26: 4535-4545. PMID: 16641233, PMCID: PMC6674060, DOI: 10.1523/jneurosci.5297-05.2006.Peer-Reviewed Original ResearchConceptsCerebral cortexNeocortical network activityReversal potentialUp statesPersistent network activityNetwork activityDepolarized reversal potentialSpontaneous network activityField potential recordingsLocal cortical circuitsLocal field potential recordingsNeuronal responsivenessCortical functionRecurrent excitatoryCortical circuitsSynaptic currentsPotential recordingsRecurrent excitationExcitatory conductancePrefrontal cortexInhibitory connectionsCortexStable network statesSlow oscillationsInhibition
2005
Inhibitory Postsynaptic Potentials Carry Synchronized Frequency Information in Active Cortical Networks
Hasenstaub A, Shu Y, Haider B, Kraushaar U, Duque A, McCormick D. Inhibitory Postsynaptic Potentials Carry Synchronized Frequency Information in Active Cortical Networks. Neuron 2005, 47: 423-435. PMID: 16055065, DOI: 10.1016/j.neuron.2005.06.016.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsCerebral CortexCortical SynchronizationExcitatory Postsynaptic PotentialsFerretsIn Vitro TechniquesInterneuronsMaleMembrane PotentialsNerve NetNeural InhibitionNeuronsOscillometryPyramidal CellsReaction TimeRefractory Period, ElectrophysiologicalSynapsesSynaptic TransmissionConceptsInhibitory postsynaptic potentialsHigh-frequency activityPostsynaptic potentialsPyramidal cellsCortical pyramidal cellsAction potential propertiesRecurrent network activityAction potential generationActive cortical networkInhibitory interneuronsCortical functionIntracellular injectionNearby neuronsStrong barragesInhibitory networksCortical networksField potentialsSynaptic conductancesIPSPsInhibitory potentialPotential generationNetwork activitySpike timingMore synchronyVivoExcitatory Effects of Thyrotropin-Releasing Hormone in the Thalamus
Broberger C, McCormick D. Excitatory Effects of Thyrotropin-Releasing Hormone in the Thalamus. Journal Of Neuroscience 2005, 25: 1664-1673. PMID: 15716402, PMCID: PMC6725920, DOI: 10.1523/jneurosci.3198-04.2005.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsBicucullineCalcium SignalingEpilepsyFemaleFerretsGABA AntagonistsGamma-Aminobutyric AcidGeniculate BodiesIn Vitro TechniquesInterneuronsIon TransportMaleMethacholine ChlorideMuscarinic AgonistsPatch-Clamp TechniquesPotassiumPotassium ChannelsReceptors, GABA-AThalamusThyrotropin-Releasing HormoneWakefulnessConceptsThyrotropin-releasing hormoneThalamocortical cellsApplication of TRHNeuropeptide thyrotropin-releasing hormoneRapid eye movement (REM) sleepRhythmic burst firingAnti-epileptic effectsEye movement sleepApplication of bicucullineLateral geniculate nucleusSlow-wave sleepThalamocortical network activityAction potential generationSingle-spike modeNonspecific currentsPerigeniculate neuronsExcitatory effectsGABAergic neuronsMovement sleepPGN neuronsBath applicationBurst firingGeniculate nucleusIntracellular recordingsDirect depolarization
2004
Slow Adaptation in Fast-Spiking Neurons of Visual Cortex
Descalzo V, Nowak L, Brumberg J, McCormick D, Sanchez-Vives M. Slow Adaptation in Fast-Spiking Neurons of Visual Cortex. Journal Of Neurophysiology 2004, 93: 1111-1118. PMID: 15385594, DOI: 10.1152/jn.00658.2004.Peer-Reviewed Original ResearchConceptsFS neuronsSpike frequency adaptationSlower time courseShort-duration action potentialsTime courseNeuron's functional propertiesPostadaptation periodSlow afterhyperpolarizationCortical slicesNeuron dischargeAfferent inputInhibitory interneuronsVisual cortexAction potentialsNeuronsSlow adaptationPrevious studiesAfterhyperpolarizationInterneuronsExcitabilityCortexDischargeHistamine modulates thalamocortical activity by activating a chloride conductance in ferret perigeniculate neurons
Lee K, Broberger C, Kim U, McCormick D. Histamine modulates thalamocortical activity by activating a chloride conductance in ferret perigeniculate neurons. Proceedings Of The National Academy Of Sciences Of The United States Of America 2004, 101: 6716-6721. PMID: 15096604, PMCID: PMC404111, DOI: 10.1073/pnas.0400817101.Peer-Reviewed Original ResearchConceptsApplication of histamineGamma-aminobutyric acidPerigeniculate nucleusGABAergic neuronsSingle spike activityMammalian central nervous systemCentral nervous systemHistaminergic actionPerigeniculate neuronsHistaminergic fibersHistaminergic systemHistaminergic receptorsTuberomammillary nucleusIontophoretic applicationPostsynaptic factorsThalamocortical activityInhibitory responsesNeuronal activityThalamic oscillationsNervous systemHistamineMembrane hyperpolarizationSpindle wavesIonotropic receptorsReversal potential
2003
Adaptation and Temporal Decorrelation by Single Neurons in the Primary Visual Cortex
Wang X, Liu Y, Sanchez-Vives M, McCormick D. Adaptation and Temporal Decorrelation by Single Neurons in the Primary Visual Cortex. Journal Of Neurophysiology 2003, 89: 3279-3293. PMID: 12649312, DOI: 10.1152/jn.00242.2003.Peer-Reviewed Original ResearchConceptsPrimary visual cortical neuronsVisual cortical slicesCellular mechanismsVisual cortical neuronsIntrinsic membrane propertiesPrimary visual cortexPossible cellular mechanismsSensory inputSlow afterhyperpolarizationIntrinsic ionic currentsCortical slicesLayer 2/3Cortical neuronsNeocortical neuronsIntracellular injectionV1 neuronsNeuronal responsesVisual cortexEfficient neural codingModel neuronsReal-world sensory inputsNeuronsIonic currentsProlonged changesSingle neuronsElectrophysiological Classes of Cat Primary Visual Cortical Neurons In Vivo as Revealed by Quantitative Analyses
Nowak L, Azouz R, Sanchez-Vives M, Gray C, McCormick D. Electrophysiological Classes of Cat Primary Visual Cortical Neurons In Vivo as Revealed by Quantitative Analyses. Journal Of Neurophysiology 2003, 89: 1541-1566. PMID: 12626627, DOI: 10.1152/jn.00580.2002.Peer-Reviewed Original ResearchConceptsAction potentialsElectrophysiological classesCortical neuronsIntrinsic burstingPrimary visual cortical neuronsShort-duration action potentialsCortical neuronal functionSpiny stellate cellsRegular spikingSpiny stellate neuronsVisual cortical neuronsFrequency adaptationCat area 17High-frequency burstsSpike frequency adaptationCH neuronsTonic trainsNonpyramidal cellsIB neuronsRS neuronsStellate neuronsPyramidal cellsArea 17FS neuronsStellate cells
2002
Inhibitory Interactions Between Ferret Thalamic Reticular Neurons
Shu Y, McCormick D. Inhibitory Interactions Between Ferret Thalamic Reticular Neurons. Journal Of Neurophysiology 2002, 87: 2571-2576. PMID: 11976393, DOI: 10.1152/jn.00850.2001.Peer-Reviewed Original ResearchConceptsInhibitory postsynaptic potentialsNRT neuronsPostsynaptic potentialsThalamocortical activityReceptor-mediated inhibitory postsynaptic potentialsSpontaneous inhibitory postsynaptic potentialsImportant inhibitory inputThalamic excitatory inputsThalamic reticular nucleusInhibitory interactionsThalamic reticular neuronsThalamic relay nucleiAverage reversal potentialLocal inhibitory interactionsThalamocortical functionNRT cellsReceptor antagonistReticular neuronsReticular nucleusExcitatory inputsIntracellular recordingsInhibitory inputsRelay nucleiExtracellular recordingsNeurons