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
2009
Wide-Field and Two-Photon Imaging of Brain Activity with Voltage and Calcium-Sensitive Dyes
Homma R, Baker BJ, Jin L, Garaschuk O, Konnerth A, Cohen LB, Bleau CX, Canepari M, Djurisic M, Zecevic D. Wide-Field and Two-Photon Imaging of Brain Activity with Voltage and Calcium-Sensitive Dyes. Methods In Molecular Biology 2009, 489: 43-79. PMID: 18839087, DOI: 10.1007/978-1-59745-543-5_3.Peer-Reviewed Original ResearchConceptsCalcium-sensitive dyeOlfactory bulb glomeruliCell typesBrain activityIndividual cell typesOlfactory receptor neuronsNerve terminalsSynaptic activityVoltage-sensitive dyeSpike activityTwo-photon imagingVivo preparationMammalian brainReceptor neuronsIndividual neuronsIon-sensitive dyesNeuronsTwo-photon microscopyBrainMembrane potentialLow sensitivitySensitive dyeNoseOutput spike trainsSpike trains
2005
Imaging of Spiking and Subthreshold Activity of Mitral Cells with Voltage‐Sensitive Dyes
DJURIŠIĆ M, ZEČEVIĆ D. Imaging of Spiking and Subthreshold Activity of Mitral Cells with Voltage‐Sensitive Dyes. Annals Of The New York Academy Of Sciences 2005, 1048: 92-102. PMID: 16154924, DOI: 10.1196/annals.1342.009.Peer-Reviewed Original ResearchConceptsSpike trigger zoneMitral cellsSite of originTrigger zonePrincipal output neuronsTerminal dendritic branchesPrimary dendritesOlfactory nerve stimulationRat olfactory bulbNerve stimulationDendritic tuftsOlfactory bulbVoltage-sensitive dyeAction potentialsNeuronal processesSubthreshold activityIndividual neuronsDendritic branchesSpike initiationIntracellular dyeEPSPsOutput neuronsNeuronsDendritesCellsImaging Brain Activity With Voltage- and Calcium-Sensitive Dyes
Baker BJ, Kosmidis EK, Vucinic D, Falk CX, Cohen LB, Djurisic M, Zecevic D. Imaging Brain Activity With Voltage- and Calcium-Sensitive Dyes. Cellular And Molecular Neurobiology 2005, 25: 245-282. PMID: 16050036, DOI: 10.1007/s10571-005-3059-6.Peer-Reviewed Original ResearchConceptsVoltage-sensitive dyeCalcium-sensitive dyeLight sourceDark noiseVibrational noiseOptical recordingRandom emissionBrain activityFluorescent protein sensorOlfactory receptor neuronsNerve terminalsOlfactory bulbSpike activityNoise ratioCell bodiesReceptor neuronsPhotonsOpticsOptimal signalNeuronsIndividual cell typesKinds of noiseExternal sourcesVoltageCell types
2003
Imaging Nervous System Activity with Voltage‐Sensitive Dyes
Zecevic D, Djurisic M, Cohen LB, Antic S, Wachowiak M, Falk CX, Zochowski MR. Imaging Nervous System Activity with Voltage‐Sensitive Dyes. Current Protocols In Neuroscience 2003, 23: 6.17.1-6.17.29. PMID: 18428582, DOI: 10.1002/0471142301.ns0617s23.Peer-Reviewed Original ResearchConceptsNumber of photonsVoltage-sensitive dyeVoltage-sensitive dye measurementsLight sourceShot noiseOptical recordingOptical recording methodSynaptic inputsChoice of dyeSimultaneous measurementNervous system activityAction potential outputAplysia abdominal ganglionLarge signalNoise ratioAbdominal ganglionNervous systemPhotonsDye measurementsOpticsMotor outputSystem activitySensory stimuliMeasurementsVertebrate brain
2000
Functional profile of the giant metacerebral neuron of Helix aspersa: temporal and spatial dynamics of electrical activity in situ
Antic S, Wuskell J, Loew L, Zecevic D. Functional profile of the giant metacerebral neuron of Helix aspersa: temporal and spatial dynamics of electrical activity in situ. The Journal Of Physiology 2000, 527: 55-69. PMID: 10944170, PMCID: PMC2270048, DOI: 10.1111/j.1469-7793.2000.00055.x.Peer-Reviewed Original ResearchConceptsTrigger zoneNeuronal processesGiant metacerebral neuronSingle neuronsMulti-site optical recordingSpike trigger zoneAction potential initiationIdentified snail neuronsMetacerebral neuronsAxonal branchesVoltage-sensitive dyeSynaptic inputsPropagation of spikesSnail neuronsAction potentialsAxonal spikesPatterns of initiationNeuronsPotential initiationSynaptic signalsIndividual neuronsElectrical activityHelix aspersaFunctional profilesInitiation
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