2018
Fast, in vivo voltage imaging using a red fluorescent indicator
Kannan M, Vasan G, Huang C, Haziza S, Li JZ, Inan H, Schnitzer MJ, Pieribone VA. Fast, in vivo voltage imaging using a red fluorescent indicator. Nature Methods 2018, 15: 1108-1116. PMID: 30420685, PMCID: PMC6516062, DOI: 10.1038/s41592-018-0188-7.Peer-Reviewed Original ResearchConceptsOptical toolsOptical toolboxUnparalleled temporal resolutionRed fluorescent indicatorVoltage imagingOptical electrophysiologyModest illumination intensitiesHigh-throughput strategyVoltage indicatorsIllumination intensityNew hueAcute brain slicesMultispectral imagingGreen probesSubthreshold voltageTemporal resolutionEnhanced sensitivityPostsynaptic potentialsMRuby3Brain slicesHippocampal rhythmsActivity monitorFunctional imagingImagingGEVIs
2016
A Bright and Fast Red Fluorescent Protein Voltage Indicator That Reports Neuronal Activity in Organotypic Brain Slices
Abdelfattah AS, Farhi SL, Zhao Y, Brinks D, Zou P, Ruangkittisakul A, Platisa J, Pieribone VA, Ballanyi K, Cohen AE, Campbell RE. A Bright and Fast Red Fluorescent Protein Voltage Indicator That Reports Neuronal Activity in Organotypic Brain Slices. Journal Of Neuroscience 2016, 36: 2458-2472. PMID: 26911693, PMCID: PMC4764664, DOI: 10.1523/jneurosci.3484-15.2016.Peer-Reviewed Original ResearchConceptsVoltage indicatorsBlue-shifted channelrhodopsinRed-shifted fluorescent proteinsFluorescent voltage indicatorsWide-field fluorescence microscopyBlue excitationOptical imagingOptical electrophysiologyLow phototoxicityAutofluorescent backgroundLight photoactivationSingle-trial recordingsTemporal resolutionChannelrhodopsinIntrinsic advantagesExcitationVoltage oscillationsFluorescence microscopyOscillationsGreen indicatorsChromophoreMicroscopyResolution
2012
Design Constraints for Mobile, High-Speed Fluorescence Brain Imaging in Awake Animals
Osman A, Park JH, Dickensheets D, Platisa J, Culurciello E, Pieribone VA. Design Constraints for Mobile, High-Speed Fluorescence Brain Imaging in Awake Animals. IEEE Transactions On Biomedical Circuits And Systems 2012, 6: 446-453. PMID: 23853231, DOI: 10.1109/tbcas.2012.2226174.Peer-Reviewed Original ResearchSingle Action Potentials and Subthreshold Electrical Events Imaged in Neurons with a Fluorescent Protein Voltage Probe
Jin L, Han Z, Platisa J, Wooltorton JR, Cohen LB, Pieribone VA. Single Action Potentials and Subthreshold Electrical Events Imaged in Neurons with a Fluorescent Protein Voltage Probe. Neuron 2012, 75: 779-785. PMID: 22958819, PMCID: PMC3439164, DOI: 10.1016/j.neuron.2012.06.040.Peer-Reviewed Original Research
2011
Head-mountable high speed camera for optical neural recording
Park JH, Platisa J, Verhagen JV, Gautam SH, Osman A, Kim D, Pieribone VA, Culurciello E. Head-mountable high speed camera for optical neural recording. Journal Of Neuroscience Methods 2011, 201: 290-295. PMID: 21763348, PMCID: PMC3179772, DOI: 10.1016/j.jneumeth.2011.06.024.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBehavior, AnimalFiber Optic TechnologyMicroscopy, FluorescenceMiniaturizationMotor ActivityNeurosciencesOlfactory BulbRatsSomatosensory CortexRandom insertion of split-cans of the fluorescent protein venus into Shaker channels yields voltage sensitive probes with improved membrane localization in mammalian cells
Jin L, Baker B, Mealer R, Cohen L, Pieribone V, Pralle A, Hughes T. Random insertion of split-cans of the fluorescent protein venus into Shaker channels yields voltage sensitive probes with improved membrane localization in mammalian cells. Journal Of Neuroscience Methods 2011, 199: 1-9. PMID: 21497167, PMCID: PMC3281265, DOI: 10.1016/j.jneumeth.2011.03.028.Peer-Reviewed Original ResearchMeSH KeywordsBacterial ProteinsCell LineCell Line, TumorCell MembraneCytosolDNA Transposable ElementsFluorescent DyesHumansKidneyLuminescent ProteinsMembrane PotentialsMembrane ProteinsMicroscopy, ConfocalMicroscopy, FluorescenceModels, MolecularMutation, MissenseNeuroblastomaPatch-Clamp TechniquesPeptide FragmentsProtein FoldingProtein MultimerizationProtein Structure, SecondaryProtein Structure, TertiaryRecombinant Fusion ProteinsShaker Superfamily of Potassium ChannelsTransfectionConceptsShaker subunitsYellow fluorescent proteinEndoplasmic reticulumMammalian cellsNon-fluorescent halvesMisfolded monomersPlasma membrane expressionFluorescent protein VenusShaker potassium channelFluorescent protein (FP) voltage sensorsMembrane localizationPlasma membraneFluorescent proteinRandom insertionMembrane expressionSubunitsMembrane potentialIntracellular fluorescencePotassium channelsCellsFluorescent probeΔF/FVoltage sensorTetramerizationProtein