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 depolarization
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
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
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 synchronyVivo
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 cellsElectrophysiological 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 cellsBalanced Recurrent Excitation and Inhibition in Local Cortical Networks
McCormick D, Shu Y, Hasenstaub A. Balanced Recurrent Excitation and Inhibition in Local Cortical Networks. 2003, 113-124. DOI: 10.1007/978-1-4615-0039-1_8.Peer-Reviewed Original ResearchCortical pyramidal cellsPyramidal cellsSynaptic inputsCortical laminaeCortical networksLocal pyramidal cellsRecurrent excitatory networkCortical dischargesGABAergic neuronsCerebral cortexDense innervationGABAergic inhibitoryGABAergic interneuronsLocal axonsLocal cortical networksCortical neuronsExcitatory inputsCortical areasExcitatory communicationPresynaptic cellRecurrent excitationExcitatory networksInhibitory controlPatterns of connectivityCortex
1997
SLEEP AND AROUSAL: Thalamocortical Mechanisms
McCormick D, Bal T. SLEEP AND AROUSAL: Thalamocortical Mechanisms. Annual Review Of Neuroscience 1997, 20: 185-215. PMID: 9056712, DOI: 10.1146/annurev.neuro.20.1.185.Peer-Reviewed Original ResearchConceptsThalamic reticular neuronsReticular neuronsCerebral cortex resultsCortical pyramidal cellsIntrinsic membrane propertiesBasal forebrainEnhanced excitabilityBrain stemMovement sleepAbsence seizuresTonic activityPyramidal cellsThalamocortical activitySleep rhythmsAnatomical interconnectionsCortex resultsThalamocortical mechanismsDifferent neurotransmittersParoxysmal eventsSpindle wavesRhythmic activitySpecific alterationsSleepSensory processingSlow waves
1993
Neurotransmitter Control of Neocortical Neuronal Activity and Excitability
McCormick D, Wang Z, Huguenard J. Neurotransmitter Control of Neocortical Neuronal Activity and Excitability. Cerebral Cortex 1993, 3: 387-398. PMID: 7903176, DOI: 10.1093/cercor/3.5.387.Peer-Reviewed Original ResearchConceptsActivation of muscarinicMetabotropic receptorsPyramidal cellsLayers II/IIISingle spike activityGlutamate metabotropic receptorsDuration of EPSPsAction potential generationSpike frequency adaptationCurrent IAHPGABAergic neuronsCortical neuronsGABAA receptorsNMDA receptorsH2-histaminergicNeurotransmitter systemsNeurons resultsSerotoninergic receptorsCortical circuitsNeuronal activityNeurotransmitter controlNeuronal circuitsNeocortical neuronal activityAlpha 1Functional activationControl of firing mode of corticotectal and corticopontine layer V burst-generating neurons by norepinephrine, acetylcholine, and 1S,3R- ACPD
Wang Z, McCormick D. Control of firing mode of corticotectal and corticopontine layer V burst-generating neurons by norepinephrine, acetylcholine, and 1S,3R- ACPD. Journal Of Neuroscience 1993, 13: 2199-2216. PMID: 8386756, PMCID: PMC6576582, DOI: 10.1523/jneurosci.13-05-02199.1993.Peer-Reviewed Original ResearchConceptsIntracellular recordingsMetabotropic receptorsPyramidal cellsLayer V pyramidal cellsGlutamate metabotropic receptor agonistLayer V cellsMetabotropic receptor agonistApplication of norepinephrineAlpha-agonist phenylephrineBeta-antagonist propranololSingle spike activityMuscarinic antagonist scopolamineBeta-agonist isoprenalinePrimary visual cortexAction potential generationSingle-spike modeACh effectsMuscarinic subtypesNE responseInterburst frequencyMuscarinic agonistsReceptor agonistBath applicationPostsynaptic responsesAntagonist scopolamine
1989
Convergence and divergence of neurotransmitter action in human cerebral cortex.
McCormick D, Williamson A. Convergence and divergence of neurotransmitter action in human cerebral cortex. Proceedings Of The National Academy Of Sciences Of The United States Of America 1989, 86: 8098-8102. PMID: 2573061, PMCID: PMC298222, DOI: 10.1073/pnas.86.20.8098.Peer-Reviewed Original ResearchConceptsHuman cerebral cortexPostsynaptic actionsCerebral cortexPutative neurotransmittersMuscarinic receptor agonistApplication of acetylcholineCortical pyramidal cellsGamma-aminobutyric acidDistinct potassium currentsSpecific anatomical connectionsSpike frequency adaptationPostsynaptic receptorsReceptor agonistPyramidal cellsNeurotransmitter systemsM-currentNeuronal firingNeurotransmitter actionPotassium currentCortical activityAnatomical connectionsSerotoninNeurotransmittersNorepinephrineAcetylcholine
1985
Two types of muscarinic response to acetylcholine in mammalian cortical neurons.
McCormick D, Prince D. Two types of muscarinic response to acetylcholine in mammalian cortical neurons. Proceedings Of The National Academy Of Sciences Of The United States Of America 1985, 82: 6344-6348. PMID: 3862134, PMCID: PMC391050, DOI: 10.1073/pnas.82.18.6344.Peer-Reviewed Original ResearchConceptsGamma-aminobutyric acidInput resistanceMuscarinic responsesPyramidal neuronsPyramidal cellsInhibitory neurotransmitter gamma-aminobutyric acidNeurotransmitter gamma-aminobutyric acidShort-latency depolarizationsShort-latency inhibitionMammalian cortical neuronsNeuronal input resistanceSlow excitatory responsesApplication of acetylcholineVoltage-dependent depolarizationCholinergic inhibitionExcitatory responsesCholinergic receptorsVoltage-dependent increaseCortical slicesGABAergic interneuronsNicotinic antagonistsCholinergic agonistsCortical neuronsSlow depolarizationNeocortical neurons