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 changesArousalCortexPan-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 DOI: 10.7554/elife.94167.3.Peer-Reviewed Original ResearchTask-specific cognitive demandsNeural activityFlow of neural activityTask-dependent behaviorsRegions of cortexCognitive demandsIn vivo preparationsSensory discriminationMouse dorsalCortical areasPopulations of neuronsBehavior primitivesNeural ensemblesLateral neocortexMesoscopic imagingSimultaneous accessInternal stateNeuron resolutionImage dataNeocortexMiceActivation motifNeuronsSpontaneous changesArousal
2021
Visual thalamocortical mechanisms of waking state-dependent activity and alpha oscillations
Nestvogel D, McCormick D. Visual thalamocortical mechanisms of waking state-dependent activity and alpha oscillations. Neuron 2021, 110: 120-138.e4. PMID: 34687663, PMCID: PMC8815448, DOI: 10.1016/j.neuron.2021.10.005.Peer-Reviewed Original ResearchConceptsState-dependent activityAlpha-like rhythmVisual thalamusAwake animalsMovement-related activationHz oscillationsPrimary visual cortexLow-threshold CaThalamic neuronsMovement-related signalsIntracellular recordingsThalamocortical cellsThalamocortical mechanismsCell-intrinsic propertiesVisual cortexThalamocortical interactionsBehavioral statesThalamusNeural mechanismsAlpha oscillationsNeuronsDistinct patternsV1Movement signalsRhythm
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 activitiesCortical Membrane Potential Signature of Optimal States for Sensory Signal Detection
McGinley MJ, David SV, McCormick DA. Cortical Membrane Potential Signature of Optimal States for Sensory Signal Detection. Neuron 2015, 87: 179-192. PMID: 26074005, PMCID: PMC4631312, DOI: 10.1016/j.neuron.2015.05.038.Peer-Reviewed Original ResearchConceptsCortical neuronsAuditory cortical neuronsSound-evoked responsesSensory-evoked responsesBackground synaptic activityMembrane potentialTonic periodsSignal detection behaviorSynaptic activityStable hyperpolarizationMembrane potential activitySlow oscillationsHippocampal recordingsNeural correlatesNeuronsTask performanceArousalPotential activityDetection behaviorPhysiological signaturesNoise detection taskArousal measuresMiceActivity
2008
Cortical Action Potential Backpropagation Explains Spike Threshold Variability and Rapid-Onset Kinetics
Yu Y, Shu Y, McCormick DA. Cortical Action Potential Backpropagation Explains Spike Threshold Variability and Rapid-Onset Kinetics. Journal Of Neuroscience 2008, 28: 7260-7272. PMID: 18632930, PMCID: PMC2664555, DOI: 10.1523/jneurosci.1613-08.2008.Peer-Reviewed Original ResearchConceptsAxon initial segmentAction potentialsAction potential backpropagationAction potential outputAction potential responsesThreshold variabilityInitial segmentCortical neuronsSynaptic activitySynaptic inputsSomatic recordingsCortical ensemblesSensorimotor integrationRate variabilityAction potential eventsSpike initiationAmplitude-time courseTime courseHigh rateTrial variabilityNeurons
2007
Selective control of cortical axonal spikes by a slowly inactivating K+ current
Shu Y, Yu Y, Yang J, McCormick D. Selective control of cortical axonal spikes by a slowly inactivating K+ current. Proceedings Of The National Academy Of Sciences Of The United States Of America 2007, 104: 11453-11458. PMID: 17581873, PMCID: PMC2040919, DOI: 10.1073/pnas.0702041104.Peer-Reviewed Original ResearchConceptsSpike durationLayer 5 pyramidal cellsWhole-cell recordingsIntracortical processingPyramidal cellsIntracortical axonsLow dosesDistal axonsAxonal spikesRepetitive dischargesAxonsMembrane potential changesRemarkable differential expressionSomaDifferential expressionAlpha subunitIonic channelsSmall increaseKv1.2 alpha subunitsDurationNeuronsDoses
2006
Modulation of intracortical synaptic potentials by presynaptic somatic membrane potential
Shu Y, Hasenstaub A, Duque A, Yu Y, McCormick D. Modulation of intracortical synaptic potentials by presynaptic somatic membrane potential. Nature 2006, 441: 761-765. PMID: 16625207, DOI: 10.1038/nature04720.Peer-Reviewed Original ResearchConceptsIntracortical synaptic potentialsSomatic membrane potentialCerebral cortexMembrane potentialPostsynaptic potentialsSynaptic potentialsSynaptic activityEpileptic seizuresAction potentialsSensory stimulationNeuronal communicationMembrane potential changesNeuronal signalsRecording pointsSole formPossible alternative mechanismSeizuresCortexAxonsNeurons
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 studiesAfterhyperpolarizationInterneuronsExcitabilityCortexDischargeChapter 5 Membrane Potential and Action Potential
McCormick D. Chapter 5 Membrane Potential and Action Potential. 2004, 115-140. DOI: 10.1016/b978-012148660-0/50006-8.Peer-Reviewed Original Research
2003
Comparative physiological and serotoninergic properties of pulvinar neurons in the monkey, cat and ferret
Monckton J, McCormick D. Comparative physiological and serotoninergic properties of pulvinar neurons in the monkey, cat and ferret. Thalamus & Related Systems 2003, 2: 239-252. DOI: 10.1016/s1472-9288(03)00022-0.Peer-Reviewed Original ResearchApplication of serotoninThalamocortical neuronsLow-threshold Ca2Pulvinar neuronsThreshold Ca2Hyperpolarization-activated cation currentSingle spike activityBasic electrophysiological propertiesDistinct firing modesProminent hyperpolarizationMembrane potassium conductanceSerotoninergic propertiesSignificant species-dependent differencesSpike activityCation currentMonkey neuronsElectrophysiological propertiesPotassium conductanceNeuronsPharmacological propertiesSerotoninMonkeysCatsPulvinarSpecies-dependent differencesComparative physiological and serotoninergic properties of pulvinar neurons in the monkey, cat and ferret
Monckton J, McCormick D. Comparative physiological and serotoninergic properties of pulvinar neurons in the monkey, cat and ferret. Thalamus & Related Systems 2003, 2: 239. DOI: 10.1017/s1472928803000220.Peer-Reviewed Original ResearchTurning on and off recurrent balanced cortical activity
Shu Y, Hasenstaub A, McCormick D. Turning on and off recurrent balanced cortical activity. Nature 2003, 423: 288-293. PMID: 12748642, DOI: 10.1038/nature01616.Peer-Reviewed Original ResearchConceptsCerebral cortexLocal cortical circuitsCortical neuronsNeuronal excitabilitySynaptic inputsCortical circuitsSpontaneous activityCortical activitySynaptic connectionsRecurrent excitationCortical organizationCortexNeuronsLocal recurrent connectionsRecurrent activitySelf-sustained activityHypothesized roleInhibitionVast majorityActivityExcitabilityExcitatoryAdaptation 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 neuronsCellular and Network Mechanisms of Slow Oscillatory Activity (<1 Hz) and Wave Propagations in a Cortical Network Model
Compte A, Sanchez-Vives M, McCormick D, Wang X. Cellular and Network Mechanisms of Slow Oscillatory Activity (<1 Hz) and Wave Propagations in a Cortical Network Model. Journal Of Neurophysiology 2003, 89: 2707-2725. PMID: 12612051, DOI: 10.1152/jn.00845.2002.Peer-Reviewed Original ResearchConceptsSlow oscillatory activityOscillatory activityUp statesSpontaneous spike dischargeMinority of neuronsSlow-wave sleepStrong recurrent excitationSpike dischargesTonic firingCerebrospinal fluidDown statePharmacological manipulationRecurrent excitationCortical network modelSlow adaptation currentBiophysical network modelInput resistancePhysiological effectsSlow oscillationsPatchy connectionsInhibition blocksVivo dataNeuronsSingle neuron behaviorBath solution
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
2001
Brain calculus: neural integration and persistent activity
McCormick D. Brain calculus: neural integration and persistent activity. Nature Neuroscience 2001, 4: 113-114. PMID: 11175863, DOI: 10.1038/83917.Peer-Reviewed Original Research
2000
Cellular and network mechanisms of rhythmic recurrent activity in neocortex
Sanchez-Vives M, McCormick D. Cellular and network mechanisms of rhythmic recurrent activity in neocortex. Nature Neuroscience 2000, 3: 1027-1034. PMID: 11017176, DOI: 10.1038/79848.Peer-Reviewed Original ResearchConceptsSlow-wave sleepLocal cortical circuitsSlow oscillationsFerret neocortexCerebral cortexExtracellular ionic compositionPyramidal neuronsCortical circuitsCortical rhythmsSlow rhythmRecurrent excitationLayer 5NeocortexInhibitory networksExcitatory interactionsBathing mediumExcitatory stateSleepRecurrent activityRhythmCortexNeuronsNetwork mechanismsCellular Mechanisms of Long-Lasting Adaptation in Visual Cortical Neurons In Vitro
Sanchez-Vives M, Nowak L, McCormick D. Cellular Mechanisms of Long-Lasting Adaptation in Visual Cortical Neurons In Vitro. Journal Of Neuroscience 2000, 20: 4286-4299. PMID: 10818164, PMCID: PMC6772630, DOI: 10.1523/jneurosci.20-11-04286.2000.Peer-Reviewed Original ResearchConceptsSpike frequency adaptationSlow afterhyperpolarizationCortical neuronsFerret primary visual cortexProlonged dischargeCellular mechanismsVisual cortical neuronsPrimary visual cortexSlow spike frequency adaptationIntracellular recordingsIntracellular injectionRightward shiftAfterhyperpolarizationVisual cortexReversal potentialContrast adaptationNeuronsDischarge frequencyMembrane conductanceVivoVisual systemBlockadeCortexImportant role
1998
Functional and Ionic Properties of a Slow Afterhyperpolarization in Ferret Perigeniculate Neurons In Vitro
Kim U, Mccormick D. Functional and Ionic Properties of a Slow Afterhyperpolarization in Ferret Perigeniculate Neurons In Vitro. Journal Of Neurophysiology 1998, 80: 1222-1235. PMID: 9744934, DOI: 10.1152/jn.1998.80.3.1222.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnesthetics, LocalAnimalsApaminBicucullineCalciumCalcium Channel BlockersExcitatory Postsynaptic PotentialsFemaleFerretsGABA AntagonistsGamma-Aminobutyric AcidGeniculate BodiesLidocaineMaleNeuronsOmega-Conotoxin GVIAPeptidesPeriodicityPotassiumPotassium ChannelsSodiumTetraethylammoniumTetrodotoxinConceptsApplication of apaminSlow afterhyperpolarizationLow-threshold Ca2Perigeniculate neuronsPlateau potentialsBlock of Ca2Spindle wave generationMedium-duration afterhyperpolarizationGABAergic neuronsTonic dischargeFast afterhyperpolarizationPerigeniculate nucleusIntracellular recordingsAfterhyperpolarizationAction potentialsRefractory periodLocal applicationProlonged depolarizationRepetitive Ca2Spindle wavesReversal potentialNeuronsApaminMembrane conductanceActivation