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
2005
Excitatory 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
2000
Ionic Mechanisms Underlying Repetitive High-Frequency Burst Firing in Supragranular Cortical Neurons
Brumberg J, Nowak L, McCormick D. Ionic Mechanisms Underlying Repetitive High-Frequency Burst Firing in Supragranular Cortical Neurons. Journal Of Neuroscience 2000, 20: 4829-4843. PMID: 10864940, PMCID: PMC6772270, DOI: 10.1523/jneurosci.20-13-04829.2000.Peer-Reviewed Original ResearchConceptsLayer II/III pyramidal neuronsHigh-frequency burst dischargesAction potential generationAction potentialsPyramidal neuronsCortical neuronsBurst dischargesHigh-frequency burst firingVisual cortical slicesAction potential burstsFirst action potentialBurst-firing modeHigh-frequency burstsPotential generationIonic mechanismsIntrinsic burstsCortical slicesLocal cortical networksBurst firingNeocortical neuronsIntracellular recordingsPostsynaptic neuronsATX IIQX-314Single spiking
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
1994
Developmental changes in electrophysiological properties of LGNd neurons during reorganization of retinogeniculate connections
Ramoa A, McCormick D. Developmental changes in electrophysiological properties of LGNd neurons during reorganization of retinogeniculate connections. Journal Of Neuroscience 1994, 14: 2089-2097. PMID: 8158259, PMCID: PMC6577110, DOI: 10.1523/jneurosci.14-04-02089.1994.Peer-Reviewed Original ResearchConceptsLGNd neuronsImmature neuronsAction potentialsElectrophysiological propertiesLittle spike frequency adaptationDependent action potentialsAction potential activityEarly postnatal lifeWhole-cell recordingsEarly postnatal developmentPatch-clamp techniqueSpike frequency adaptationHigh input resistanceDorsal LGNImmature synapsesCritical developmental periodRetinogeniculate connectionsMembrane potentialPostnatal weekIntracellular injectionPostnatal lifePostnatal developmentNeuronsInput resistanceFrequency adaptation
1993
Mechanisms of oscillatory activity in guinea‐pig nucleus reticularis thalami in vitro: a mammalian pacemaker.
Bal T, McCormick D. Mechanisms of oscillatory activity in guinea‐pig nucleus reticularis thalami in vitro: a mammalian pacemaker. The Journal Of Physiology 1993, 468: 669-691. PMID: 8254530, PMCID: PMC1143849, DOI: 10.1113/jphysiol.1993.sp019794.Peer-Reviewed Original ResearchConceptsLow-threshold Ca2Nucleus reticularis thalamiRhythmic burst firingThreshold Ca2Reticularis thalamiBurst firingExtracellular Ca2Action potentialsOscillatory activityShort-latency burstsSingle spike activityVitro. 2Fast action potentialsNon-selective cationSlow ADPThalamic afferentsTonic dischargeNRT cellsIntracellular recordingsIntracellular injectionSpike AHPsSpike activitySingle neuronesExtracellular applicationReversal potentialCellular Mechanisms of a Synchronized Oscillation in the Thalamus
von M, Bal T, McCormick D. Cellular Mechanisms of a Synchronized Oscillation in the Thalamus. Science 1993, 261: 361-364. PMID: 8392750, DOI: 10.1126/science.8392750.Peer-Reviewed Original ResearchConceptsInhibitory postsynaptic potentialsSpindle wavesPostsynaptic potentialsAbsence seizuresRelay cellsFerret lateral geniculate nucleusRhythmic population activityGABAB inhibitory postsynaptic potentialsReceptor-mediated inhibitionSeizure-like activityLateral geniculate nucleusGABAB receptorsRebound burstsGABAB antagonistRelay neuronsPerigeniculate nucleusGeniculate nucleusPharmacological blockNeuronal activityCortical systemsCellular mechanismsPopulation activitySeizuresCellsThalamus
1992
Corticothalamic activation modulates thalamic firing through glutamate "metabotropic" receptors.
McCormick D, von Krosigk M. Corticothalamic activation modulates thalamic firing through glutamate "metabotropic" receptors. Proceedings Of The National Academy Of Sciences Of The United States Of America 1992, 89: 2774-2778. PMID: 1313567, PMCID: PMC48745, DOI: 10.1073/pnas.89.7.2774.Peer-Reviewed Original ResearchConceptsSlow-wave sleepCerebral cortexThalamic neuronsRelay neuronsWave sleepLateral geniculate relay neuronsProlonged excitatory postsynaptic potentialGeniculate relay neuronsLayer VI cellsExcitatory postsynaptic potentialsThalamic relay neuronsSensory informationSingle-spike modeBrainstem inputsPostsynaptic potentialsCorticothalamic fibersSlow depolarizationObligatory relayState-dependent mannerSensory transferThalamusMammalian thalamusPotassium conductanceProlonged enhancementNeuronsCellular mechanisms underlying cholinergic and noradrenergic modulation of neuronal firing mode in the cat and guinea pig dorsal lateral geniculate nucleus
McCormick D. Cellular mechanisms underlying cholinergic and noradrenergic modulation of neuronal firing mode in the cat and guinea pig dorsal lateral geniculate nucleus. Journal Of Neuroscience 1992, 12: 278-289. PMID: 1309574, PMCID: PMC6575696, DOI: 10.1523/jneurosci.12-01-00278.1992.Peer-Reviewed Original ResearchConceptsInward current responseSlow depolarizationIntracellular recordingsDorsal lateral geniculate neuronsCat LGNdDorsal lateral geniculate nucleusPertussis toxin-insensitive G proteinToxin-insensitive G proteinGABAB agonist baclofenSingle spike activityActivation of muscarinicLateral geniculate neuronsSubpopulation of neuronsApplication of AChApplication of noradrenalineLateral geniculate nucleusRhythmic oscillationsPossible involvementSingle-spike firingThalamocortical relay cellsG proteinsHigh-frequency burstsLGNd neuronsPostsynaptic actionsAgonist baclofen
1990
IONIC MECHANISMS OF MODULATORY BRAIN STEM INFLUENCES IN THE THALAMUS
Pape H, McCormick D. IONIC MECHANISMS OF MODULATORY BRAIN STEM INFLUENCES IN THE THALAMUS. Journal Of Basic And Clinical Physiology And Pharmacology 1990, 1: 107-118. PMID: 1964799, DOI: 10.1515/jbcpp.1990.1.1-4.107.Peer-Reviewed Original Research
1989
Noradrenaline and serotonin selectively modulate thalamic burst firing by enhancing a hyperpolarization-activated cation current
Pape H, McCormick D. Noradrenaline and serotonin selectively modulate thalamic burst firing by enhancing a hyperpolarization-activated cation current. Nature 1989, 340: 715-718. PMID: 2475782, DOI: 10.1038/340715a0.Peer-Reviewed Original ResearchConceptsThalamic neuronsRhythmic burstsAction potentialsHyperpolarization-activated cation currentSingle spike activityGenerate action potentialsSlow-wave sleepSingle-spike firingState of excitabilityAction potential generationSerotonergic inputNeurons displaySynaptic processingSpike activityCation currentThalamic burstsSpike firingNoradrenalineSerotoninCellular mechanismsNeuronsRhythmic oscillationsNovel actionBehavioral statesCyclic AMP
1988
Noradrenergic modulation of firing pattern in guinea pig and cat thalamic neurons, in vitro
McCormick D, Prince D. Noradrenergic modulation of firing pattern in guinea pig and cat thalamic neurons, in vitro. Journal Of Neurophysiology 1988, 59: 978-996. PMID: 3367206, DOI: 10.1152/jn.1988.59.3.978.Peer-Reviewed Original ResearchConceptsSlow depolarizationElectrophysiological actionsPT neuronsGuinea pigsSlow membrane timeSpike frequency accommodationApplication of norepinephrineSingle spike activityMedial geniculate nucleusExtracellular potassium concentrationCat thalamic neuronsLarge afterhyperpolarizationSlow afterdepolarizationSlow afterhyperpolarizationAnteroventral nucleusCerebral cortexFrequency accommodationThalamic neuronsThalamocortical rhythmsThalamic nucleiGeniculate nucleusIntracellular recordingsNoradrenergic modulationSynaptic transmissionThalamic slices
1986
Acetylcholine induces burst firing in thalamic reticular neurones by activating a potassium conductance
McCormick D, Prince D. Acetylcholine induces burst firing in thalamic reticular neurones by activating a potassium conductance. Nature 1986, 319: 402-405. PMID: 2418361, DOI: 10.1038/319402a0.Peer-Reviewed Original ResearchConceptsNeuronal activityCholinergic inhibitory mechanismSingle spike activityRole of acetylcholineApplication of acetylcholineCentral nervous systemIntrinsic membrane propertiesAcetylcholine inducesM2 subclassCholinergic actionCholinergic inhibitionCholinergic inputMuscarinic receptorsBurst dischargesExcitatory modulatorThalamic neuronesNervous systemSpike activityFiring patternsPotassium conductanceReticular neuronesAcetylcholineNeuronesReticular systemInhibitory mechanism