1999
Dynamic properties of corticothalamic excitatory postsynaptic potentials and thalamic reticular inhibitory postsynaptic potentials in thalamocortical neurons of the guinea-pig dorsal lateral geniculate nucleus
von Krosigk M, Monckton J, Reiner P, McCormick D. Dynamic properties of corticothalamic excitatory postsynaptic potentials and thalamic reticular inhibitory postsynaptic potentials in thalamocortical neurons of the guinea-pig dorsal lateral geniculate nucleus. Neuroscience 1999, 91: 7-20. PMID: 10336055, DOI: 10.1016/s0306-4522(98)00557-0.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCerebral CortexElectric StimulationExcitatory Postsynaptic PotentialsFemaleGABA AgonistsGABA AntagonistsGamma-Aminobutyric AcidGeniculate BodiesGuinea PigsMaleMembrane PotentialsNerve FibersNeuronsReceptors, GABA-AReceptors, GABA-BReceptors, Metabotropic GlutamateReticular FormationRetinaThalamusConceptsExcitatory postsynaptic potentialsInhibitory postsynaptic potentialsSlow excitatory postsynaptic potentialMonosynaptic excitatory postsynaptic potentialsDorsal lateral geniculate nucleusGlutamate metabotropic receptorsPostsynaptic potentialsLateral geniculate nucleusThalamocortical neuronsCorticothalamic fibersMetabotropic receptorsGeniculate nucleusRepetitive activationRepetitive stimulationReceptor-mediated inhibitory postsynaptic potentialsGABAergic inhibitory postsynaptic potentialsExcitatory postsynaptic potential amplitudeFrequency-dependent decrementFrequency-dependent depressionAspartate glutamate receptorsPostsynaptic potential amplitudeFrequency-dependent facilitationFrequency-dependent increaseOptic tract fibersCorticothalamic afferents
1997
Synchronized Oscillations in the Inferior Olive Are Controlled by the Hyperpolarization-Activated Cation Current I h
Bal T, McCormick D. Synchronized Oscillations in the Inferior Olive Are Controlled by the Hyperpolarization-Activated Cation Current I h. Journal Of Neurophysiology 1997, 77: 3145-3156. PMID: 9212264, DOI: 10.1152/jn.1997.77.6.3145.Peer-Reviewed Original ResearchConceptsLow-threshold Ca2Inferior olive nucleusIO neuronsGuinea pigsHyperpolarization-activated cationic currentLocal applicationDependent action potentialsPresence of apaminMembrane potentialInferior olive neuronsIntracellular recordingsIntracellular injectionPacemaker potentialsRhythmic generationInferior oliveAfterhyperpolarizationAction potentialsCationic currentRemoval of inactivationExtracellular applicationNeuronsHyperpolarizationApaminCa2Pigs
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 activationMechanisms 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 potentialControl 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
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
1991
Functional properties of a slowly inactivating potassium current in guinea pig dorsal lateral geniculate relay neurons
McCormick D. Functional properties of a slowly inactivating potassium current in guinea pig dorsal lateral geniculate relay neurons. Journal Of Neurophysiology 1991, 66: 1176-1189. PMID: 1761979, DOI: 10.1152/jn.1991.66.4.1176.Peer-Reviewed Original ResearchModulation of neuronal firing mode in cat and guinea pig LGNd by histamine: possible cellular mechanisms of histaminergic control of arousal
McCormick D, Williamson A. Modulation of neuronal firing mode in cat and guinea pig LGNd by histamine: possible cellular mechanisms of histaminergic control of arousal. Journal Of Neuroscience 1991, 11: 3188-3199. PMID: 1658246, PMCID: PMC6575455, DOI: 10.1523/jneurosci.11-10-03188.1991.Peer-Reviewed Original ResearchConceptsSlow depolarizing responseApplication of histamineSingle spike activityDepolarizing responseSlow depolarizationIntracellular recordingsPotassium currentGuinea pigsLateral geniculate relay neuronsCat LGNdHyperpolarization-activated cation current IhEnhancement of IhGeniculate relay neuronsH2 antagonist cimetidineThalamic neuronal activityRhythmic burst dischargesH1-receptor antagonistAction of histamineH1 antagonist pyrilamineVoltage-clamp recordingsPossible cellular mechanismsApparent membrane conductanceHistaminergic controlHistaminergic projectionsMembrane conductance
1990
Functional implications of burst firing and single spike activity in lateral geniculate relay neurons
McCormick D, Feeser H. Functional implications of burst firing and single spike activity in lateral geniculate relay neurons. Neuroscience 1990, 39: 103-113. PMID: 2089273, DOI: 10.1016/0306-4522(90)90225-s.Peer-Reviewed Original ResearchConceptsExcitatory postsynaptic potentialsAction potentialsSingle-spike modeThalamic neuronsPostsynaptic potentialsRelay neuronsRhythmic burstsExcitatory inputsLateral geniculate relay neuronsGeniculate relay neuronsPhasic excitatory inputPeripheral receptive fieldsSingle spike activityPeriods of drowsinessLow-threshold Ca2Slow-wave sleepThalamocortical relay neuronsIncoming excitatory inputsHigh-frequency burstsFiring modesNeuronal activityWave sleepSpike activityThreshold Ca2NeuronsIONIC 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
1987
Actions of acetylcholine in the guinea‐pig and cat medial and lateral geniculate nuclei, in vitro.
McCormick D, Prince D. Actions of acetylcholine in the guinea‐pig and cat medial and lateral geniculate nuclei, in vitro. The Journal Of Physiology 1987, 392: 147-165. PMID: 2833597, PMCID: PMC1192298, DOI: 10.1113/jphysiol.1987.sp016774.Peer-Reviewed Original ResearchConceptsRapid excitatory responseSlow depolarizationApplication of acetylcholineLateral geniculate nucleusGeniculate nucleusMuscarinic hyperpolarizationExcitatory responsesMuscarinic receptorsReversal potentialDorsal lateral geniculate nucleusGeniculate neuronesApparent input conductanceSingle spike activityIntracellular recording techniquesAction of acetylcholineACh-induced hyperpolarizationExtrapolated reversal potentialSingle-spike firingMechanism of actionMembrane potentialBath applicationBurst firingBurst dischargesSynaptic transmissionThalamic slicesAcetylcholine causes rapid nicotinic excitation in the medial habenular nucleus of guinea pig, in vitro
McCormick D, Prince D. Acetylcholine causes rapid nicotinic excitation in the medial habenular nucleus of guinea pig, in vitro. Journal Of Neuroscience 1987, 7: 742-752. PMID: 3549993, PMCID: PMC6569057, DOI: 10.1523/jneurosci.07-03-00742.1987.Peer-Reviewed Original ResearchConceptsMedial habenular nucleusInhibitory responsesMHb neuronsNicotinic receptorsHabenular nucleusACh-induced depolarizationMuscarinic antagonist atropineNicotinic antagonist hexamethoniumIntracellular recording techniquesEffects of AChAction of AChApplication of AChNicotinic agonist nicotineApplication of glutamateAverage reversal potentialNicotinic excitationNicotinic typePostexcitatory inhibitionAntagonist atropineAntagonist hexamethoniumMembrane conductanceACh actionACh responseCentral effectsCholinergic transmission
1986
Mechanisms of action of acetylcholine in the guinea‐pig cerebral cortex in vitro.
McCormick D, Prince D. Mechanisms of action of acetylcholine in the guinea‐pig cerebral cortex in vitro. The Journal Of Physiology 1986, 375: 169-194. PMID: 2879035, PMCID: PMC1182754, DOI: 10.1113/jphysiol.1986.sp016112.Peer-Reviewed Original ResearchConceptsNon-pyramidal cellsSlow excitatory responsesPyramidal neuronesMechanism of actionAction potentialsExcitatory responsesInhibitory responsesACh applicationGuinea pig cerebral cortexLayer V pyramidal cellsInhibitory post-synaptic potentialsGABAergic synaptic transmissionRelease of GABAShort-latency excitationSlow depolarizing responseApparent input resistanceACh-induced hyperpolarizationApplication of acetylcholineGamma-aminobutyric acidGuinea pig neocortexPost-synaptic potentialsAverage reversal potentialBarrages of excitatoryMinimum onset latencyAction potential generationAcetylcholine 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
1985
Comparative electrophysiology of pyramidal and sparsely spiny stellate neurons of the neocortex
McCormick D, Connors B, Lighthall J, Prince D. Comparative electrophysiology of pyramidal and sparsely spiny stellate neurons of the neocortex. Journal Of Neurophysiology 1985, 54: 782-806. PMID: 2999347, DOI: 10.1152/jn.1985.54.4.782.Peer-Reviewed Original ResearchConceptsRegular-spiking cellsAction potentialsSpiny stellate neuronsIntracellular recording techniquesAnterior cingulate areaDistinct neuronal classesAnterior cingulate cortexProminent afterhyperpolarizationTonic currentsStellate neuronsMean durationTrain of spikesCingulate areasFluorescent dye Lucifer Yellow CHDye Lucifer Yellow CHSynaptic pathwaysIntracellular injectionSpike frequencyCingulate cortexFast spikingSpike riseElectrophysiological propertiesNeuronal classesGuinea pigsComparative electrophysiologyTwo 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