2022
Membrane potential drives the exit from pluripotency and cell fate commitment via calcium and mTOR
Sempou E, Kostiuk V, Zhu J, Cecilia Guerra M, Tyan L, Hwang W, Camacho-Aguilar E, Caplan M, Zenisek D, Warmflash A, Owens N, Khokha M. Membrane potential drives the exit from pluripotency and cell fate commitment via calcium and mTOR. Nature Communications 2022, 13: 6681. PMID: 36335122, PMCID: PMC9637099, DOI: 10.1038/s41467-022-34363-w.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalciumCell DifferentiationEther-A-Go-Go Potassium ChannelsHumansMembrane PotentialsPluripotent Stem CellsTOR Serine-Threonine KinasesConceptsPluripotent cellsAdult tissue homeostasisCell fate commitmentDifferentiated cell fatesLeft-right patterningPluripotent embryonic cellsHuman embryonic stem cellsTemporal transcriptome analysisGene regulatory networksExpense of differentiationEmbryonic stem cellsGerm layer differentiationMembrane depolarizationFate commitmentPluripotent stateCell fateTranscriptome analysisRegulatory networksMyogenic lineageEmbryonic developmentTissue homeostasisDifferentiated fateEmbryonic cellsCandidate genesPluripotency
2000
The Role of Mitochondria in Presynaptic Calcium Handling at a Ribbon Synapse
Zenisek D, Matthews G. The Role of Mitochondria in Presynaptic Calcium Handling at a Ribbon Synapse. Neuron 2000, 25: 229-237. PMID: 10707986, DOI: 10.1016/s0896-6273(00)80885-5.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAnimalsCalciumCalcium-Transporting ATPasesCarbonyl Cyanide m-Chlorophenyl HydrazoneFluorescent DyesFura-2GoldfishLanthanumMembrane PotentialsMitochondriaPatch-Clamp TechniquesPotassiumRetinaRhodamine 123SodiumSynapsesSynaptic TransmissionUncoupling AgentsVision, OcularConceptsSynaptic terminalsCalcium handlingBipolar cell synaptic terminalsCalcium clearance mechanismsRetinal bipolar neuronsSingle synaptic terminalsClearance of Ca2Patch-clamp techniqueATP-dependent Ca2Bipolar neuronsRibbon synapseClamp techniqueClearance mechanismsCalcium uptakeLarge Ca2Role of mitochondriaMitochondrial uptakeCa2Mitochondria actMembrane extrusionNeuronsUptake
1997
Static and Dynamic Membrane Properties of Large-Terminal Bipolar Cells From Goldfish Retina: Experimental Test of a Compartment Model
Mennerick S, Zenisek D, Matthews G. Static and Dynamic Membrane Properties of Large-Terminal Bipolar Cells From Goldfish Retina: Experimental Test of a Compartment Model. Journal Of Neurophysiology 1997, 78: 51-62. PMID: 9242260, DOI: 10.1152/jn.1997.78.1.51.Peer-Reviewed Original ResearchConceptsBipolar neuronsGoldfish retinaSynaptic terminalsBipolar cellsIntact goldfish retinaDepolarization-evoked increaseSingle synaptic terminalsSynaptic transmitter releaseWhole-cell recordingsSoma/dendritesMorphological correlatesElectrotonic architectureTwo-compartment modelTransmitter releaseBiexponential time courseCell recordingsPatch pipetteNeuronsCompartment modelRetinaLines of evidenceTime courseSomaCells