2015
Electrical behaviour of dendritic spines as revealed by voltage imaging
Popovic MA, Carnevale N, Rozsa B, Zecevic D. Electrical behaviour of dendritic spines as revealed by voltage imaging. Nature Communications 2015, 6: 8436. PMID: 26436431, PMCID: PMC4594633, DOI: 10.1038/ncomms9436.Peer-Reviewed Original ResearchCombining Membrane Potential Imaging with Other Optical Techniques
Jaafari N, Vogt KE, Saggau P, Leslie LM, Zecevic D, Canepari M. Combining Membrane Potential Imaging with Other Optical Techniques. Advances In Experimental Medicine And Biology 2015, 859: 103-125. PMID: 26238050, PMCID: PMC5675139, DOI: 10.1007/978-3-319-17641-3_4.Peer-Reviewed Original ResearchConceptsMembrane potential imagingOptical techniquesPotential imagingUncaging techniquesChannelrhodopsin stimulationVoltage-sensitive dyeVariety of applicationsSpatial mappingElectrical signalsImportant applicationsVoltageFluorescence intensityImagingParticular moleculeSignalsMembrane potential changesGateNovel investigationOptogeneticsMeasurementsIntensityTechniqueCurrent
2012
Voltage-sensitive dye recording from axons, dendrites and dendritic spines of individual neurons in brain slices.
Popovic M, Gao X, Zecevic D. Voltage-sensitive dye recording from axons, dendrites and dendritic spines of individual neurons in brain slices. Journal Of Visualized Experiments 2012, e4261. PMID: 23222505, PMCID: PMC3565854, DOI: 10.3791/4261.Peer-Reviewed Original ResearchConceptsLaser light sourceSub-micrometer resolutionLight sourceOptical recordingDetectable pharmacological effectsCurrent sensitivityVoltage-sensitive dyeSubthreshold eventsElectrical propertiesDetailed measurementsMultiple-site optical recordingVoltage-sensitive dye recordingFluorescence signalOptimal wavelengthsMembrane potential transientsElectrical signalsIndividual dendritic spinesExperimental evidenceWavelengthMeasurement oneMeasurementsBroadeningDye loadingPotential transientsBrightness
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 channelsThe spatio‐temporal characteristics of action potential initiation in layer 5 pyramidal neurons: a voltage imaging study
Popovic MA, Foust AJ, McCormick DA, Zecevic D. The spatio‐temporal characteristics of action potential initiation in layer 5 pyramidal neurons: a voltage imaging study. The Journal Of Physiology 2011, 589: 4167-4187. PMID: 21669974, PMCID: PMC3180577, DOI: 10.1113/jphysiol.2011.209015.Peer-Reviewed Original ResearchConceptsSpike trigger zoneAction potential initiationAxon initial segmentTrigger zoneLayer 5 pyramidal neuronsPotential initiationLayer 5 pyramidal cellsMature axonsPyramidal neuronsAxonal collateralsPyramidal cellsNeuronal plasticityAction potentialsImmature axonsPotential imaging techniqueAxonsImmunocytochemical dataNeuronal computationSaltatory conductionAP propagationElectrophysiological measuresInitial segmentImaging techniquesCritical roleInitiation
2005
Determinants of Low EPSP Attenuation in Primary Dendrites of Mitral Cells: Modeling Study
POPOVIĆ M, DJURIŠIĆ M, ZEČEVIĆ D. Determinants of Low EPSP Attenuation in Primary Dendrites of Mitral Cells: Modeling Study. Annals Of The New York Academy Of Sciences 2005, 1048: 344-348. PMID: 16154948, DOI: 10.1196/annals.1342.033.Peer-Reviewed Original Research
1999
Fast multisite optical measurement of membrane potential: three examples
Antic S, Cohen L, Lam Y, Wachowiak M, Zecevic D, Zochowski M. Fast multisite optical measurement of membrane potential: three examples. The FASEB Journal 1999, 13: s271-s276. PMID: 10619142, DOI: 10.1096/fasebj.13.9002.s271.Peer-Reviewed Original Research
1998
Fast optical measurement of membrane potential changes at multiple sites on an individual nerve cell
Zecevic D, Antic S. Fast optical measurement of membrane potential changes at multiple sites on an individual nerve cell. Journal Of Molecular Histology 1998, 30: 197-216. PMID: 10188927, DOI: 10.1023/a:1003299420524.Peer-Reviewed Original Research
1997
Fast voltage-sensitive dye recording of membrane potential changes at multiple sites on an individual nerve cell in the rat cortical slice.
Antić S, Major G, Chen W, Wuskel J, Loew L, Zecević D. Fast voltage-sensitive dye recording of membrane potential changes at multiple sites on an individual nerve cell in the rat cortical slice. Biological Bulletin 1997, 193: 261. PMID: 9390400, DOI: 10.1086/bblv193n2p261.Peer-Reviewed Original Research
1995
Optical signals from neurons with internally applied voltage-sensitive dyes
Antic S, Zecevic D. Optical signals from neurons with internally applied voltage-sensitive dyes. Journal Of Neuroscience 1995, 15: 1392-1405. PMID: 7869106, PMCID: PMC6577832, DOI: 10.1523/jneurosci.15-02-01392.1995.Peer-Reviewed Original ResearchConceptsOptical signalVoltage-sensitive dyeSilicon photodiode arrayAxonal branchesAction potentialsIndividual neuronsOptical monitoringPresent sensitivityPhotodiode arraySite of stimulationAction potential initiationLong axonal branchesSatisfactory signalIntracellular pressure injectionSynaptic potentialsFluorescence measurementsGood signalAxonal segmentsSubthreshold potentialsExtracellular applicationCell bodiesNeuronal processesFluorescence signalElectrotonic responsesPotential initiation
1989
Hundreds of neurons in the Aplysia abdominal ganglion are active during the gill-withdrawal reflex
Zecevic D, Wu J, Cohen L, London J, Hopp H, Falk C. Hundreds of neurons in the Aplysia abdominal ganglion are active during the gill-withdrawal reflex. Journal Of Neuroscience 1989, 9: 3681-3689. PMID: 2795148, PMCID: PMC6569909, DOI: 10.1523/jneurosci.09-10-03681.1989.Peer-Reviewed Original ResearchOptical Measurement of Action Potential Activity in Invertebrate Ganglia
Cohen L, Hopp H, Wu J, Xiao C, London J, Zecevic D. Optical Measurement of Action Potential Activity in Invertebrate Ganglia. Annual Review Of Physiology 1989, 51: 527-541. PMID: 2653195, DOI: 10.1146/annurev.ph.51.030189.002523.Peer-Reviewed Original ResearchConceptsAplysia abdominal ganglionGill withdrawal reflexBuccal gangliaAbdominal ganglionAction potential activitySynaptic potentialsGill withdrawalSpike activityGangliaNeuronal basisNeuronsInvertebrate gangliaBehaving animalsReflexNetwork of cellsPotential activityFeedingOptical measurementsActivity
1987
Simultaneous optical recording of activity from many neurons during feeding in Navanax
London JA, Zecević D, Cohen LB. Simultaneous optical recording of activity from many neurons during feeding in Navanax. Journal Of Neuroscience 1987, 7: 649-661. PMID: 2435862, PMCID: PMC6569073, DOI: 10.1523/jneurosci.07-03-00649.1987.Peer-Reviewed Original Research
1986
Simultaneous monitoring of activity of many neurons from invertebrate ganglia using a multielement detecting system.
London JA, Zećevic D, Cohen LB. Simultaneous monitoring of activity of many neurons from invertebrate ganglia using a multielement detecting system. Society Of General Physiologists Series 1986, 40: 115-31. PMID: 3715522.Peer-Reviewed Original Research
1980
Temperature acclimation: effects on membrane physiology of an identified snail neuron
Zecević D, Levitan H. Temperature acclimation: effects on membrane physiology of an identified snail neuron. American Journal Of Physiology 1980, 239: c47-c57. PMID: 7435551, DOI: 10.1152/ajpcell.1980.239.3.c47.Peer-Reviewed Original ResearchConceptsElectrogenic Na-K pumpSpontaneous activityAction potentialsExcitability of neuronsIntracellular electrophysiological techniquesSpontaneous action potentialsIdentified snail neuronsNa-K pumpPCs/PKLong-term effectsIsolated ganglionSnail neuronsElectrophysiological techniquesNeuronsCompensatory changesNeuronal basisPNa/PKExcitabilityCold-acclimated animalsDegrees COpposite effectC. ConverselyDegrees C. ConverselyPhysiological propertiesAnimals
1975
Effects of intermittently applied light on Helix pomatia neurons
Pašić M, Zečević D, Ristanović D, Popilijević G. Effects of intermittently applied light on Helix pomatia neurons. Comparative Biochemistry And Physiology Part A Molecular & Integrative Physiology 1975, 51: 71-74. PMID: 236890, DOI: 10.1016/0300-9629(75)90414-4.Peer-Reviewed Original Research