2021
Photoreceptive Ganglion Cells Drive Circuits for Local Inhibition in the Mouse Retina
Pottackal J, Walsh HL, Rahmani P, Zhang K, Justice NJ, Demb JB. Photoreceptive Ganglion Cells Drive Circuits for Local Inhibition in the Mouse Retina. Journal Of Neuroscience 2021, 41: 1489-1504. PMID: 33397711, PMCID: PMC7896016, DOI: 10.1523/jneurosci.0674-20.2020.Peer-Reviewed Original ResearchMeSH KeywordsAmacrine CellsAnimalsCorticotropin-Releasing HormoneElectrophysiological PhenomenaExcitatory Postsynaptic PotentialsFemaleGamma-Aminobutyric AcidGap JunctionsMaleMiceMice, Inbred C57BLNeural InhibitionNeuronsOptogeneticsPhotoreceptor Cells, VertebrateRetinaRetinal Cone Photoreceptor CellsRetinal Ganglion CellsRetinal Rod Photoreceptor CellsRod OpsinsSynapsesConceptsGap junction-mediated electrical synapsesAmacrine cellsElectrical synapsesIpRGC activityGanglion cellsRetinal interneuronsRetinal circuitsPhotosensitive retinal ganglion cellsGABAergic amacrine cellsRetinal ganglion cellsWhole-cell recordingsSpecific RGC typesAbsence of rodsIpRGC typesRGC typesPharmacological blockadeRetinal neuronsMelanopsin expressionMature retinaMouse retinaSynaptic circuitsNeuronal circuitsInterneuronsOptogenetic stimulationLocal inhibition
2018
Restoration of vision after de novo genesis of rod photoreceptors in mammalian retinas
Yao K, Qiu S, Wang YV, Park SJH, Mohns EJ, Mehta B, Liu X, Chang B, Zenisek D, Crair MC, Demb JB, Chen B. Restoration of vision after de novo genesis of rod photoreceptors in mammalian retinas. Nature 2018, 560: 484-488. PMID: 30111842, PMCID: PMC6107416, DOI: 10.1038/s41586-018-0425-3.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBeta CateninBlindnessCell CycleCell ProliferationCellular ReprogrammingDisease Models, AnimalFemaleGTP-Binding Protein alpha SubunitsHeterotrimeric GTP-Binding ProteinsMaleMiceNeurogenesisNeurogliaRegenerative MedicineRetinal Rod Photoreceptor CellsStem CellsTranscription FactorsTransducinVisual CortexVisual PathwaysConceptsMüller gliaGene transferMG proliferationRod photoreceptorsMammalian retinaCell fate specificationPopulations of stemSubsequent gene transferFate specificationRetinal stem cellsTranscription factorsRetinal neuronsCell cycleDouble mutant miceRegenerative machineryDe novo genesisΒ-cateninStem cellsProgenitor cellsRestoration of visionPrimary visual cortexMutant miceAbsence of injuryPhotoreceptorsRetinal injury
2013
Adaptation to Background Light Enables Contrast Coding at Rod Bipolar Cell Synapses
Ke JB, Wang YV, Borghuis BG, Cembrowski MS, Riecke H, Kath WL, Demb JB, Singer JH. Adaptation to Background Light Enables Contrast Coding at Rod Bipolar Cell Synapses. Neuron 2013, 81: 388-401. PMID: 24373883, PMCID: PMC4267681, DOI: 10.1016/j.neuron.2013.10.054.Peer-Reviewed Original ResearchMeSH Keywords2-Amino-5-phosphonovalerateAdaptation, OcularAnimalsBiophysicsComputer SimulationExcitatory Amino Acid AntagonistsGlucosamine 6-Phosphate N-AcetyltransferaseGreen Fluorescent ProteinsIn Vitro TechniquesLightMiceMice, Inbred C57BLMice, KnockoutMice, TransgenicModels, NeurologicalPatch-Clamp TechniquesQuinoxalinesRetinal Bipolar CellsRetinal Rod Photoreceptor CellsSynapsesVisual Pathways
2012
Intrinsic properties and functional circuitry of the AII amacrine cell
DEMB JB, SINGER JH. Intrinsic properties and functional circuitry of the AII amacrine cell. Visual Neuroscience 2012, 29: 51-60. PMID: 22310372, PMCID: PMC3561778, DOI: 10.1017/s0952523811000368.Peer-Reviewed Original ResearchMeSH KeywordsAmacrine CellsAnimalsCell CommunicationComputer SimulationGap JunctionsHumansModels, BiologicalNerve NetRetinaRetinal Bipolar CellsRetinal Rod Photoreceptor CellsVisual PathwaysConceptsAII amacrine cellsAmacrine cellsPhotopic conditionsOFF ganglion cellsRod amacrine cellsCone bipolar cellsGanglion cell typesCone-mediated visionRod-mediated visionAII networkCell typesGanglion cellsRetinal neuronsExcitatory interneuronsBipolar cellsMammalian retinaFunctional circuitryAIIDistinct cell typesOutput neuronsNeuronsInhibition pathwayMotion sensitivityPhotoreceptor pathwaysCells
2008
Disinhibition Combines with Excitation to Extend the Operating Range of the OFF Visual Pathway in Daylight
Manookin MB, Beaudoin DL, Ernst ZR, Flagel LJ, Demb JB. Disinhibition Combines with Excitation to Extend the Operating Range of the OFF Visual Pathway in Daylight. Journal Of Neuroscience 2008, 28: 4136-4150. PMID: 18417693, PMCID: PMC2557439, DOI: 10.1523/jneurosci.4274-07.2008.Peer-Reviewed Original ResearchMeSH Keywords6-Cyano-7-nitroquinoxaline-2,3-dioneAmacrine CellsAnimalsGuinea PigsLightNerve NetNeural InhibitionPhotic StimulationRetinal Cone Photoreceptor CellsRetinal Rod Photoreceptor CellsVisual PathwaysConceptsOFF ganglion cellsAII amacrine cellsCone bipolar cellsGanglion cellsAmacrine cellsAII cellsBipolar cellsPresence of CNQXBipolar cell synapsesD-APOFF visual pathwayBipolar cell pathwaysGap junctionsGlycine releaseExcitatory responsesIonotropic glutamateSynaptic inhibitionCell synapsesON pathwayGlycine receptorsLight decrementsVisual pathwayElectrical synapsesMeclofenamic acidDaylight vision