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
2010
Synaptic and Network Mechanisms of Sparse and Reliable Visual Cortical Activity during Nonclassical Receptive Field Stimulation
Haider B, Krause MR, Duque A, Yu Y, Touryan J, Mazer JA, McCormick DA. Synaptic and Network Mechanisms of Sparse and Reliable Visual Cortical Activity during Nonclassical Receptive Field Stimulation. Neuron 2010, 65: 107-121. PMID: 20152117, PMCID: PMC3110675, DOI: 10.1016/j.neuron.2009.12.005.Peer-Reviewed Original ResearchConceptsClassical receptive fieldCat primary visual cortexReceptive field stimulationVisual cortical activityPrimary visual cortexReceptive fieldsNonclassical receptive fieldPyramidal neuronsField stimulationSynaptic potentialsEntire visual fieldMembrane potential responsesNeuronal subtypesCortical activityVisual cortexRecurrent excitationVisual fieldVisual responsesIncreased activityStimulationInhibitory barragesNeuron spikingNetwork mechanismsVisual system studiesNatural vision
2009
Spatial and Temporal Features of Synaptic to Discharge Receptive Field Transformation in Cat Area 17
Nowak L, Sanchez-Vives M, McCormick D. Spatial and Temporal Features of Synaptic to Discharge Receptive Field Transformation in Cat Area 17. Journal Of Neurophysiology 2009, 103: 677-697. PMID: 19906874, PMCID: PMC2822677, DOI: 10.1152/jn.90946.2008.Peer-Reviewed Original Research
2007
Enhancement of Visual Responsiveness by Spontaneous Local Network Activity In Vivo
Haider B, Duque A, Hasenstaub A, Yu Y, McCormick D. Enhancement of Visual Responsiveness by Spontaneous Local Network Activity In Vivo. Journal Of Neurophysiology 2007, 97: 4186-4202. PMID: 17409168, DOI: 10.1152/jn.01114.2006.Peer-Reviewed Original ResearchConceptsPostsynaptic potentialsVisual responsivenessSpontaneous depolarizationsNetwork activityNeocortical network activityInhibitory synaptic potentialsPrimary visual cortexLocal network activityAction potential generationContrast response functionsCortical neuronsSynaptic potentialsSynaptic transmissionSpontaneous activityMembrane potential depolarizationKetamine-xylazineExtracellular recordingsVisual cortexAction potentialsLocal circuitsIntegrative propertiesSensory responsesPotential depolarizationSlow oscillationsPotential generation
2005
Role of Synaptic and Intrinsic Membrane Properties in Short-Term Receptive Field Dynamics in Cat Area 17
Nowak L, Sanchez-Vives M, McCormick D. Role of Synaptic and Intrinsic Membrane Properties in Short-Term Receptive Field Dynamics in Cat Area 17. Journal Of Neuroscience 2005, 25: 1866-1880. PMID: 15716423, PMCID: PMC6725929, DOI: 10.1523/jneurosci.3897-04.2005.Peer-Reviewed Original ResearchConceptsHigh-contrast stimulationMembrane potential hyperpolarizationPotential hyperpolarizationCat primary visual cortexRole of synapticIntrinsic membrane propertiesPrimary visual cortexCat area 17Significant reductionHigh-contrast stimuliGray screenArea 17Synaptic mechanismsLack of stimulationVisual cortexArtificial scotomaRF sizeReceptive field dynamicsSine-wave gratingsSingle neuronsStimulationStrong visual stimuliHigh-contrast sine-wave gratingsHyperpolarizationVisual stimuli
2000
Membrane Mechanisms Underlying Contrast Adaptation in Cat Area 17In Vivo
Sanchez-Vives M, Nowak L, McCormick D. Membrane Mechanisms Underlying Contrast Adaptation in Cat Area 17In Vivo. Journal Of Neuroscience 2000, 20: 4267-4285. PMID: 10818163, PMCID: PMC6772627, DOI: 10.1523/jneurosci.20-11-04267.2000.Peer-Reviewed Original ResearchConceptsPrimary visual cortexContrast adaptationDorsal lateral geniculate nucleus (dLGN) neuronsVisual cortexLateral geniculate nucleus neuronsCat primary visual cortexAction potential activityHigh-contrast visual stimulusIntrinsic neuronal mechanismsMembrane potentialApparent membrane conductanceVisual cortex cellsVisual stimuliLow-contrast stimuliNeuronal responsivenessDLGN cellsNucleus neuronsCortical neuronsIntracellular recordingsIntracellular injectionNeuronal activityReduced responsivenessSynaptic barragesNeuronal mechanismsFiring rate
1997
Physiological properties of inhibitory interneurons in cat striate cortex.
Azouz R, Gray C, Nowak L, McCormick D. Physiological properties of inhibitory interneurons in cat striate cortex. Cerebral Cortex 1997, 7: 534-545. PMID: 9276178, DOI: 10.1093/cercor/7.6.534.Peer-Reviewed Original ResearchConceptsBrief action potentialsReceptive field propertiesReceptive field typesSpike frequency adaptationSimple receptive fieldsAxonal arborizationIntracellular recordingsInhibitory interneuronsBasket cellsSpontaneous activityStriate cortexLayers IIAction potentialsFiring patternsResponsive cellsVisual stimulationFrequency adaptationDirection preferenceInterneuronsHigh rateReceptive fieldsCortexCatsCellsSpike trainsInfluence of low and high frequency inputs on spike timing in visual cortical neurons.
Nowak L, Sanchez-Vives M, McCormick D. Influence of low and high frequency inputs on spike timing in visual cortical neurons. Cerebral Cortex 1997, 7: 487-501. PMID: 9276174, DOI: 10.1093/cercor/7.6.487.Peer-Reviewed Original ResearchConceptsCortical neuronsAction potentialsFerret visual cortexAction potential dischargeVisual cortical neuronsInterspike intervalsAction potential generationAction potential timingTemporal precisionPostsynaptic potentialsGamma frequency rangeIntracellular recordingsIntracellular injectionVisual cortexPotential dischargeNeuronsVisual stimulationCortical networksRegular spikingSensory stimuliSingle trialHigh temporal precisionPotential timingHigh frequencyPotential generation
1996
Chattering Cells: Superficial Pyramidal Neurons Contributing to the Generation of Synchronous Oscillations in the Visual Cortex
Gray C, McCormick D. Chattering Cells: Superficial Pyramidal Neurons Contributing to the Generation of Synchronous Oscillations in the Visual Cortex. Science 1996, 274: 109-113. PMID: 8810245, DOI: 10.1126/science.274.5284.109.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsCatsElectric StimulationEvoked Potentials, VisualMembrane PotentialsPhotic StimulationPyramidal CellsVisual CortexConceptsPyramidal neuronsVisual stimulationSuperficial pyramidal neuronsSubset of neuronsIntracellular recordingsSpontaneous activityGamma frequency bandRhythmic firingGamma-band activityVisual cortexCortical oscillationsNeuronsRepetitive burstsCortexIntracortical contributionsSuperficial layersStimulationMembrane potentialFunctional significanceCellsLarge populationSynchronous oscillationsResponse