2017
Selective synaptic connections in the retinal pathway for night vision
Beaudoin DL, Kupershtok M, Demb JB. Selective synaptic connections in the retinal pathway for night vision. The Journal Of Comparative Neurology 2017, 527: 117-132. PMID: 28856684, PMCID: PMC5832573, DOI: 10.1002/cne.24313.Peer-Reviewed Original ResearchConceptsAII amacrine cellsRetinal ganglion cellsAmacrine cellsRGC typesBipolar terminalsSynaptic connectionsCertain retinal ganglion cellsConnected retinal ganglion cellsIonotropic glutamate receptor antagonistsOFF alpha cellsGlutamate receptor antagonistsInner plexiform layerBipolar cell terminalsSelective synaptic connectionsBipolar cell activityOFF alphaRetinal connectionsRetinal pathwaysPlexiform layerReceptor antagonistDirect synapsesGanglion cellsGlycinergic synapsesInhibitory currentsMammalian retina
2013
Two-Photon Imaging of Nonlinear Glutamate Release Dynamics at Bipolar Cell Synapses in the Mouse Retina
Borghuis BG, Marvin JS, Looger LL, Demb JB. Two-Photon Imaging of Nonlinear Glutamate Release Dynamics at Bipolar Cell Synapses in the Mouse Retina. Journal Of Neuroscience 2013, 33: 10972-10985. PMID: 23825403, PMCID: PMC3718381, DOI: 10.1523/jneurosci.1241-13.2013.Peer-Reviewed Original ResearchConceptsInner plexiform layerGanglion cellsPlexiform layerY-type retinal ganglion cellsY-type ganglion cellsPresynaptic bipolar cellsBipolar cell outputBipolar cell synapsesRetinal ganglion cellsWhole-cell recordingsPostsynaptic ganglion cellsIntact neural circuitsReceptive field propertiesPresynaptic release sitesBipolar terminalsGlutamate releaseGlutamate synapsesSynaptic basisCell synapsesBipolar cellsExcitatory currentsSurround inhibitionMouse retinaTwo-photon imagingIndependent release
2008
Functional circuitry of visual adaptation in the retina
Demb JB. Functional circuitry of visual adaptation in the retina. The Journal Of Physiology 2008, 586: 4377-4384. PMID: 18617564, PMCID: PMC2614018, DOI: 10.1113/jphysiol.2008.156638.Peer-Reviewed Original ResearchConceptsPresynaptic bipolar cellsGanglion cellsReceptive field centerBipolar cellsGanglion cell receptive field centersPeripheral receptive fieldsBipolar cell inputsContrast adaptationRetinal ganglion cellsBipolar terminalsGlutamate releaseAmacrine cellsSynaptic outputMammalian retinaContrast stimulationFunctional circuitryCellular mechanismsSpike generationCell inputHyperpolarizationReceptive fieldsRetinaResponse saturationField centerCells
2007
Functional Circuitry for Peripheral Suppression in Mammalian Y-Type Retinal Ganglion Cells
Zaghloul KA, Manookin MB, Borghuis BG, Boahen K, Demb JB. Functional Circuitry for Peripheral Suppression in Mammalian Y-Type Retinal Ganglion Cells. Journal Of Neurophysiology 2007, 97: 4327-4340. PMID: 17460102, DOI: 10.1152/jn.01091.2006.Peer-Reviewed Original ResearchConceptsAmacrine cellsGanglion cellsCenter responseSynaptic layersY-type retinal ganglion cellsHorizontal cellsY-type ganglion cellsSecond synaptic layerGanglion cell receptive fieldsRetinal ganglion cellsGuinea pig retinaStimulus-response curvesRetinal ganglion cell receptive fieldsFirst synaptic layerCurrent-clamp conditionsBipolar terminalsGlutamate releaseCell receptive fieldsPeripheral gratingsPeripheral suppressionIntracellular recordingsPig retinaSubthreshold membrane potentialsExcitatory centerInhibitory conductance
2003
Different Circuits for ON and OFF Retinal Ganglion Cells Cause Different Contrast Sensitivities
Zaghloul KA, Boahen K, Demb JB. Different Circuits for ON and OFF Retinal Ganglion Cells Cause Different Contrast Sensitivities. Journal Of Neuroscience 2003, 23: 2645-2654. PMID: 12684450, PMCID: PMC6742092, DOI: 10.1523/jneurosci.23-07-02645.2003.Peer-Reviewed Original ResearchConceptsOFF cellsGanglion cellsSynaptic inputsContrast sensitivityExcitatory conductanceOFF retinal ganglion cellsOFF ganglion cellsBasal glutamate releaseRetinal ganglion cellsBrisk-transient cellsGuinea pig retinaBipolar terminalsPresynaptic circuitsGlutamate releaseIntracellular recordingsON pathwayPig retinaSubthreshold membrane potentialsLight incrementsL-APMembrane potentialCellsMean luminancePathwayRetina