2015
Imaging Submillisecond Membrane Potential Changes from Individual Regions of Single Axons, Dendrites and Spines
Popovic M, Vogt K, Holthoff K, Konnerth A, Salzberg BM, Grinvald A, Antic SD, Canepari M, Zecevic D. Imaging Submillisecond Membrane Potential Changes from Individual Regions of Single Axons, Dendrites and Spines. Advances In Experimental Medicine And Biology 2015, 859: 57-101. PMID: 26238049, PMCID: PMC5671121, DOI: 10.1007/978-3-319-17641-3_3.Peer-Reviewed Original ResearchConceptsIndividual neuronsMembrane potential changesVoltage-sensitive dye recordingAction potential initiationIndividual dendritic spinesSite of originAxon collateralsIndividual nerve cellsMembrane potential transientsVoltage-sensitive dyeDendritic spinesRegional electrical propertiesDendritic treeNerve cellsNeuronal processesSingle axonsPotential initiationComplex operational unitsBehavioral modificationNeuronal network analysisNeuronsInput-output functionMultisite recordings
2011
Somatic Membrane Potential and Kv1 Channels Control Spike Repolarization in Cortical Axon Collaterals and Presynaptic Boutons
Foust AJ, Yu Y, Popovic M, Zecevic D, McCormick DA. Somatic Membrane Potential and Kv1 Channels Control Spike Repolarization in Cortical Axon Collaterals and Presynaptic Boutons. Journal Of Neuroscience 2011, 31: 15490-15498. PMID: 22031895, PMCID: PMC3225031, DOI: 10.1523/jneurosci.2752-11.2011.Peer-Reviewed Original ResearchMeSH Keywords4-AminopyridineAnimalsAxonsBiophysical PhenomenaComputer SimulationCrystallinsDose-Response Relationship, DrugElapid VenomsElectric StimulationFemaleGreen Fluorescent ProteinsIn Vitro TechniquesMaleMembrane PotentialsMiceMice, TransgenicModels, Neurologicalmu-CrystallinsNerve NetNeuronsPatch-Clamp TechniquesPotassium Channel BlockersPresynaptic TerminalsShaker Superfamily of Potassium ChannelsSomatosensory CortexStyrenesTetraethylammoniumConceptsAxon collateralsPresynaptic boutonsKv1 channelsSpike repolarizationPresynaptic terminalsSubthreshold depolarizationAction potentialsΑ-dendrotoxinLayer 5 pyramidal cellsIntracortical axon collateralsSynaptic neurotransmitter releaseMouse brain slicesSomatic membrane potentialKv1 subunitsPyramidal cellsSynaptic transmissionBrain slicesVoltage-sensitive dyeLow dosesNeurotransmitter releaseSynaptic strengthBoutonsCollateralsRepolarizationIon channels
2010
Imaging Submillisecond Membrane Potential Changes from Individual Regions of Single Axons, Dendrites and Spines
Canepari M, Popovic M, Vogt K, Holthoff K, Konnerth A, Salzberg B, Grinvald A, Antic S, Zecevic D. Imaging Submillisecond Membrane Potential Changes from Individual Regions of Single Axons, Dendrites and Spines. 2010, 25-41. DOI: 10.1007/978-1-4419-6558-5_3.Peer-Reviewed Original ResearchIndividual neuronsMembrane potential changesVoltage-sensitive dye recordingAction potential initiationIndividual dendritic spinesSite of originAxon collateralsIndividual nerve cellsMembrane potential transientsVoltage-sensitive dyeDendritic spinesRegional electrical propertiesDendritic treeNerve cellsNeuronal processesSingle axonsPotential initiationComplex operational unitsBehavioral modificationNeuronal network analysisNeuronsInput-output functionMultisite recordingsSubthreshold eventsSpineAction Potentials Initiate in the Axon Initial Segment and Propagate through Axon Collaterals Reliably in Cerebellar Purkinje Neurons
Foust A, Popovic M, Zecevic D, McCormick DA. Action Potentials Initiate in the Axon Initial Segment and Propagate through Axon Collaterals Reliably in Cerebellar Purkinje Neurons. Journal Of Neuroscience 2010, 30: 6891-6902. PMID: 20484631, PMCID: PMC2990270, DOI: 10.1523/jneurosci.0552-10.2010.Peer-Reviewed Original ResearchConceptsAxon initial segmentAxon collateralsAction potentialsPurkinje neuronsComplex spikesLocal axon collateralsCerebellar Purkinje neuronsInitial segmentFast action potentialsAxon branch pointsSynaptic inputsVoltage-sensitive dyeCerebellar cortexNeuronal processingSpike initiationDischarge frequencySingle trialCollateralsOutput cellsNeurons
2009
Inosine Alters Gene Expression and Axonal Projections in Neurons Contralateral to a Cortical Infarct and Improves Skilled Use of the Impaired Limb
Zai L, Ferrari C, Subbaiah S, Havton LA, Coppola G, Strittmatter S, Irwin N, Geschwind D, Benowitz LI. Inosine Alters Gene Expression and Axonal Projections in Neurons Contralateral to a Cortical Infarct and Improves Skilled Use of the Impaired Limb. Journal Of Neuroscience 2009, 29: 8187-8197. PMID: 19553458, PMCID: PMC2856695, DOI: 10.1523/jneurosci.0414-09.2009.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAxonsBrain InfarctionCerebral CortexComplement C1qComplement C3Disease Models, AnimalExtremitiesFunctional LateralityGene Expression RegulationHeat-Shock ProteinsImmunohistochemistryInjections, IntraventricularInosineNeuronsOligonucleotide Array Sequence AnalysisProteasome Endopeptidase ComplexRatsRats, Sprague-DawleyRecovery of FunctionRNA, MessengerTreatment OutcomeUbiquitinationConceptsUndamaged neuronsSpinal cordSynaptic bouton-like structuresImpaired limbAlters gene expressionCorticospinal tract axonsSpecific cortical areasBouton-like structuresCortical infarctsCorticospinal neuronsDenervated sideUnaffected hemisphereAxon collateralsSensorimotor cortexBrain damageBrain injuryInjury modelLaser capture microdissectionAxonal projectionsGene expressionCortical areasDenervated halfComplement cascadeNeuronsAxon growth
2007
Synaptic Integration of Adult-Generated Olfactory Bulb Granule Cells: Basal Axodendritic Centrifugal Input Precedes Apical Dendrodendritic Local Circuits
Whitman MC, Greer CA. Synaptic Integration of Adult-Generated Olfactory Bulb Granule Cells: Basal Axodendritic Centrifugal Input Precedes Apical Dendrodendritic Local Circuits. Journal Of Neuroscience 2007, 27: 9951-9961. PMID: 17855609, PMCID: PMC6672649, DOI: 10.1523/jneurosci.1633-07.2007.Peer-Reviewed Original ResearchConceptsExternal plexiform layerGranule cell layerAdult-generated granule cellsGranule cellsOlfactory bulbSynaptic integrationLocal circuitsOlfactory bulb granule cellsNew granule cellsSubventricular zone migrateAdult mammalian olfactory bulbMammalian olfactory bulbElaborate dendritic arborsBasal dendritesPostsynaptic markersAxon collateralsSynaptic markersPlexiform layerPeriglomerular cellsDendritic arborsMitral/Spine increasesDendritic spinesNew interneuronsD postinfectionMorphological characterization of electrophysiologically and immunohistochemically identified basal forebrain cholinergic and neuropeptide Y-containing neurons
Duque A, Tepper JM, Detari L, Ascoli GA, Zaborszky L. Morphological characterization of electrophysiologically and immunohistochemically identified basal forebrain cholinergic and neuropeptide Y-containing neurons. Brain Structure And Function 2007, 212: 55-73. PMID: 17717698, DOI: 10.1007/s00429-007-0143-3.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAnimalsAxonsBasal Nucleus of MeynertBrain MappingCell PolarityCell ShapeCholine O-AcetyltransferaseCholinergic FibersDendritesElectrophysiologyImage CytometryImmunohistochemistryLysineMaleNeural PathwaysNeuronsNeuropeptide YPresynaptic TerminalsRatsRats, Sprague-DawleySoftwareStaining and LabelingConceptsLocal axon collateralsNeuropeptide YBasal forebrainCholinergic neuronsAxon collateralsExtensive local axon collateralsBasal forebrain cholinergicBF cholinergic neuronsLocal axonal arborsCortical slow wavesCortical EEG activityDendritic arborization patternDendritic surface areaDistinct neuronal populationsForebrain cholinergicNPY neuronsBrainstem inputsDendritic thicknessAxonal arborsNeuronal firingArborization patternsSynaptic integrationNeuronal populationsCortical releaseCholinergic
2000
Muscarinic Tone Sustains Impulse Flow in the Septohippocampal GABA But Not Cholinergic Pathway: Implications for Learning and Memory
Alreja M, Wu M, Liu W, Atkins J, Leranth C, Shanabrough M. Muscarinic Tone Sustains Impulse Flow in the Septohippocampal GABA But Not Cholinergic Pathway: Implications for Learning and Memory. Journal Of Neuroscience 2000, 20: 8103-8110. PMID: 11050132, PMCID: PMC6772717, DOI: 10.1523/jneurosci.20-21-08103.2000.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAnimalsAtropineDiagonal Band of BrocaFluorescent Dyesgamma-Aminobutyric AcidHippocampusIn Vitro TechniquesLearningMaleMemoryMuscarinic AgonistsMuscarinic AntagonistsNeural PathwaysNeuronsPatch-Clamp TechniquesRatsRats, Sprague-DawleyReceptor, Muscarinic M3Receptors, MuscarinicScopolamineSeptum of BrainSynaptic TransmissionConceptsHippocampal acetylcholine releaseSeptohippocampal cholinergic neuronsMuscarinic toneCholinergic neuronsCholinergic pathwaysAcetylcholine releaseImpulse flowNeurodegenerative disordersCognitive deficitsMedial septum/diagonal bandAmnesic effectMuscarinic cholinergic receptorsRat brain slicesSeptohippocampal cholinergic pathwaySeptohippocampal neuronsDisinhibitory mechanismGABA releaseGABAergic projectionsAxon collateralsCholinergic receptorsGABAergic pathwayMuscarinic receptorsSystemic infusionReceptor agonistSuccessful treatment
1997
Inhibitory Interactions between Perigeniculate GABAergic Neurons
Sanchez-Vives M, Bal T, McCormick D. Inhibitory Interactions between Perigeniculate GABAergic Neurons. Journal Of Neuroscience 1997, 17: 8894-8908. PMID: 9348356, PMCID: PMC6573073, DOI: 10.1523/jneurosci.17-22-08894.1997.Peer-Reviewed Original ResearchMeSH KeywordsAcetazolamideAction PotentialsAnimalsAnticonvulsantsAxonsBaclofenBicucullineCalciumCerebral CortexExcitatory Postsynaptic PotentialsFemaleFerretsGABA AgonistsGABA Antagonistsgamma-Aminobutyric AcidGeniculate BodiesGlutamic AcidMaleMuscimolNeural InhibitionNeuronsOrganophosphorus CompoundsPicrotoxinReceptors, GABA-AReceptors, GABA-BReceptors, PresynapticTetrodotoxinThalamic NucleiConceptsPGN neuronsPerigeniculate nucleusGABAB receptorsGABAergic neuronsIntracellular recordingsDorsal lateral geniculate nucleusActivation of inhibitionSpecific agonist muscimolGABAA receptor blockadeLow-threshold Ca2Lateral geniculate nucleusAverage reversal potentialBarrages of EPSPsFunctional GABAAPerigeniculate neuronsReceptor blockadeSlow IPSPBicuculline methiodideTonic dischargeAxon collateralsThalamocortical neuronsAgonist muscimolSubset of cellsGABAA receptorsGeniculate nucleus
1996
Are the Interlaminar Zones of the Ferret Dorsal Lateral Geniculate Nucleus Actually Part of the Perigeniculate Nucleus?
Sanchez-Vives M, Bal T, Kim U, von Krosigk M, McCormick D. Are the Interlaminar Zones of the Ferret Dorsal Lateral Geniculate Nucleus Actually Part of the Perigeniculate Nucleus? Journal Of Neuroscience 1996, 16: 5923-5941. PMID: 8815875, PMCID: PMC6579195, DOI: 10.1523/jneurosci.16-19-05923.1996.Peer-Reviewed Original ResearchConceptsInterlaminar zonesThalamocortical cellsDorsal lateral geniculate nucleusFerret dorsal lateral geniculate nucleusFerret LGNdLow-threshold Ca2Calbindin-positive cellsLateral geniculate nucleusCalbindin stainingPerigeniculate neuronsPGN cellsContralateral eyeA-laminaeAxon collateralsC laminaePGN neuronsPerigeniculate nucleusGeniculate nucleusIntracellular injectionLamina AElectrophysiological propertiesLocal applicationProlonged depolarizationProlonged hyperpolarizationNeurons
1995
Structure of the embryonic primate spinal cord at the closure of the first reflex arc
Knyihar-Csillik E, Csillik B, Rakic P. Structure of the embryonic primate spinal cord at the closure of the first reflex arc. Brain Structure And Function 1995, 191: 519-540. PMID: 7677259, DOI: 10.1007/bf00186742.Peer-Reviewed Original ResearchConceptsPrimate spinal cordReflex arcSpinal cordSpinal reflex arcAlar plateDay gestation periodAssociation interneuronsProximal dendritesAxon collateralsMotoneuronal somataFirst synapsesNeuronal perikaryaGlial cellsAfferent impulsesNumerous synapsesGolgi impregnationAssociation fibersBasal plateAxonal pathwaysAssociation neuronsCordNerve impulsesTarget cellsSynapsesCellular mechanisms
1982
Single cortical neurones have axon collaterals to ipsilateral and contralateral cortex in fetal and adult primates
Schwartz M, Goldman-Rakic P. Single cortical neurones have axon collaterals to ipsilateral and contralateral cortex in fetal and adult primates. Nature 1982, 299: 154-155. PMID: 7110334, DOI: 10.1038/299154a0.Peer-Reviewed Original ResearchConceptsCortical neuronesDivergent axon collateralsSingle cortical neuronesHeterotopic regionContralateral cortexAxon collateralsCallosal axonsContralateral hemisphereAdult neocortexAdult brainCortical areasCytoarchitectonic areasCell bodiesNeuronesAdult primatesSuch neuronesAxonsCollateralsCallosalNeocortexCortexBrain
1978
Activation of locus coeruleus neurons by peripheral stimuli: Modulation by a collateral inhibitory mechanism
Cedarbaum J, Aghajanian G. Activation of locus coeruleus neurons by peripheral stimuli: Modulation by a collateral inhibitory mechanism. Life Sciences 1978, 23: 1383-1392. PMID: 214648, DOI: 10.1016/0024-3205(78)90398-3.Peer-Reviewed Original ResearchConceptsLocus coeruleusNerve stimulationLocus coeruleus neuronsRat locus coeruleusPeripheral nerve stimulationBursts of spikesNeuronal responsivityNoradrenergic neuronsCoeruleus neuronsAntidromic activationAxon collateralsAdrenergic antagonistsPutative transmittersNoxious stimuliPeripheral stimuliUnit firingReduced responsivityAutoinhibitory actionInhibitory mechanismPiperoxaneNeuronsAdditional stimulusStimulationCollateralsStimuli
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