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
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