2006
Properties of Action-Potential Initiation in Neocortical Pyramidal Cells: Evidence From Whole Cell Axon Recordings
Shu Y, Duque A, Yu Y, Haider B, McCormick D. Properties of Action-Potential Initiation in Neocortical Pyramidal Cells: Evidence From Whole Cell Axon Recordings. Journal Of Neurophysiology 2006, 97: 746-760. PMID: 17093120, DOI: 10.1152/jn.00922.2006.Peer-Reviewed Original ResearchConceptsCortical pyramidal cellsAction potential initiationAxon initial segmentPyramidal cellsAction potentialsSynaptic activityLayer 5 pyramidal neuronsSimultaneous whole-cell recordingsWhole-cell recordingsNeocortical pyramidal cellsRecurrent network activityAction potential generationInitial segmentIntradendritic injectionPyramidal neuronsApical dendritesEpileptiform activityCortical neuronsEpileptiform dischargesIntracortical axonsEpileptic seizuresSynaptic bombardmentCell recordingsDistal axonsSynaptic barrages
2003
Barrages of Synaptic Activity Control the Gain and Sensitivity of Cortical Neurons
Shu Y, Hasenstaub A, Badoual M, Bal T, McCormick D. Barrages of Synaptic Activity Control the Gain and Sensitivity of Cortical Neurons. Journal Of Neuroscience 2003, 23: 10388-10401. PMID: 14614098, PMCID: PMC6741011, DOI: 10.1523/jneurosci.23-32-10388.2003.Peer-Reviewed Original ResearchConceptsSynaptic activityCortical neuronsLayer 5 pyramidal cellsVisual cortical slicesInhibitory synaptic activityOngoing synaptic activityEnhancement of responsivenessAction potential activationBackground synaptic activityExcitatory postsynaptic conductancesSpike-timing precisionInput-output curvesProbability of responseNeuronal responsivenessCortical slicesPyramidal cellsIntracellular recordingsSynaptic inputsSpontaneous periodSynaptic bombardmentSynaptic barragesPostsynaptic conductanceMembrane depolarizationNeuronal processingCortical cells
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