2020
Receptoral Mechanisms for Fast Cholinergic Transmission in Direction-Selective Retinal Circuitry
Pottackal J, Singer JH, Demb JB. Receptoral Mechanisms for Fast Cholinergic Transmission in Direction-Selective Retinal Circuitry. Frontiers In Cellular Neuroscience 2020, 14: 604163. PMID: 33324168, PMCID: PMC7726240, DOI: 10.3389/fncel.2020.604163.Peer-Reviewed Original ResearchDirection-selective ganglion cellsStarburst amacrine cellsFast cholinergic transmissionGABAergic inhibitionCholinergic transmissionGABAergic transmissionCholinergic excitationPostsynaptic currentsSynaptic mechanismsConventional synaptic transmissionReceptoral mechanismsReceptor blockadeAmacrine cellsGanglion cellsRetinal circuitryParacrine natureSynaptic transmissionConventional synapsesMammalian retinaMouse retinaParacrine transmissionParacrine modeDirection selectivityDistinct temporal propertiesReceptor kinetics
2017
These retinas are made for walkin'
Demb JB, Clark DA. These retinas are made for walkin'. Nature 2017, 546: 476-477. PMID: 28607483, DOI: 10.1038/nature22505.Peer-Reviewed Original ResearchConceptsDirection-selective ganglion cellsActivity of neuronsGanglion cellsMouse retinaEye mapVisual motionRetinaBody movementsNeurons
2014
An Unconventional Glutamatergic Circuit in the Retina Formed by vGluT3 Amacrine Cells
Lee S, Chen L, Chen M, Ye M, Seal RP, Zhou ZJ. An Unconventional Glutamatergic Circuit in the Retina Formed by vGluT3 Amacrine Cells. Neuron 2014, 84: 708-715. PMID: 25456497, PMCID: PMC4254642, DOI: 10.1016/j.neuron.2014.10.021.Peer-Reviewed Original ResearchConceptsDirection-selective ganglion cellsAmacrine cellsGlutamatergic circuitsGanglion cellsCalcium-dependent glutamate releaseVGluT3 amacrine cellsExcitatory glutamatergic inputGanglion cell activityOFF light responsesReceptive field structureOFF channelsGlutamate releaseGlutamatergic inputsInner retinaExcitatory inputsInhibitory neuronsBipolar cellsMouse retinaCell activityOFF responsesRetinaExcitatory interactionsVertebrate retinaCellsVisual signalsExcitatory Synaptic Inputs to Mouse On-Off Direction-Selective Retinal Ganglion Cells Lack Direction Tuning
Park SJ, Kim IJ, Looger LL, Demb JB, Borghuis BG. Excitatory Synaptic Inputs to Mouse On-Off Direction-Selective Retinal Ganglion Cells Lack Direction Tuning. Journal Of Neuroscience 2014, 34: 3976-3981. PMID: 24623775, PMCID: PMC3951696, DOI: 10.1523/jneurosci.5017-13.2014.Peer-Reviewed Original ResearchConceptsDirection-selective ganglion cellsOFF direction-selective ganglion cellsStarburst amacrine cellsGlutamate releaseBipolar cellsExcitatory currentsPreferred direction motionBipolar cell typesExcitatory synaptic inputsNull-direction inhibitionGABA-A receptorsWhole-cell recordingsNull-direction motionDSGC dendritesGABA releaseCholinergic inputAmacrine cellsGanglion cellsSynaptic mechanismsSynaptic inputsMammalian retinaMouse retinaIntensity-based glutamate-sensing fluorescent reporterDirection selectivityDirection tuningDevelopmental Changes in NMDA Receptor Subunit Composition at ON and OFF Bipolar Cell Synapses onto Direction-Selective Retinal Ganglion Cells
Stafford BK, Park SJ, Wong KY, Demb JB. Developmental Changes in NMDA Receptor Subunit Composition at ON and OFF Bipolar Cell Synapses onto Direction-Selective Retinal Ganglion Cells. Journal Of Neuroscience 2014, 34: 1942-1948. PMID: 24478373, PMCID: PMC3905152, DOI: 10.1523/jneurosci.4461-13.2014.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAnimalsAnimals, NewbornExcitatory Amino Acid AgonistsFemaleGene Expression Regulation, DevelopmentalGlutamic AcidGreen Fluorescent ProteinsIn Vitro TechniquesLightMaleMembrane PotentialsMiceMice, Inbred C57BLMice, TransgenicN-MethylaspartateNeurotransmitter AgentsPatch-Clamp TechniquesReceptors, N-Methyl-D-AspartateRetinaRetinal Bipolar CellsRetinal Ganglion CellsSynapsesVisual PathwaysConceptsNMDA-type glutamate receptorsDirection-selective ganglion cellsExtrasynaptic NMDA-type glutamate receptorsNMDAR-mediated responsesBipolar cell synapsesGanglion cellsCell synapsesMature retinaSpecific ganglion cell typesDirection-selective retinal ganglion cellsNMDA receptor subunit compositionActivity-dependent synaptic developmentBipolar cell inputsGanglion cell typesRetinal ganglion cellsFirst postnatal monthReceptor subunit compositionWhole-cell recordingsGlutamatergic synapse formationCell typesGluN2B antagonist ifenprodilReceptor blockadeGlutamate releaseBipolar synapsesGlutamatergic synapses
2010
Role of ACh-GABA Cotransmission in Detecting Image Motion and Motion Direction
Lee S, Kim K, Zhou ZJ. Role of ACh-GABA Cotransmission in Detecting Image Motion and Motion Direction. Neuron 2010, 68: 1159-1172. PMID: 21172616, PMCID: PMC3094727, DOI: 10.1016/j.neuron.2010.11.031.Peer-Reviewed Original ResearchConceptsDirection-selective ganglion cellsStarburst amacrine cellsGamma-aminobutyric acidGABAergic mechanismsGABAergic synapsesCholinergic inputAmacrine cellsGanglion cellsCholinergic connectionsSynaptic organizationCholinergic synapsesDirection selectivityAcetylcholineLight onsetCotransmissionMotion sensitivitySynapsesHigh levelsCellsCoreleaseVisual signalsRetina
2007
Cellular Mechanisms for Direction Selectivity in the Retina
Demb JB. Cellular Mechanisms for Direction Selectivity in the Retina. Neuron 2007, 55: 179-186. PMID: 17640521, DOI: 10.1016/j.neuron.2007.07.001.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsDirection selectivityGanglion cellsDirection-selective ganglion cellsExcitatory circuitryInhibitory circuitryInhibitory interneuronsSynaptic inputsMammalian visual systemAction potentialsCellular mechanismsDirection preferenceMultiple sensory systemsDirection-selective mechanismsRetinaSensory systems
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