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
2005
Imaging 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