2021
Vulnerability of cholecystokinin-expressing GABAergic interneurons in the unilateral intrahippocampal kainate mouse model of temporal lobe epilepsy
Kang YJ, Clement EM, Park IH, Greenfield LJ, Smith BN, Lee SH. Vulnerability of cholecystokinin-expressing GABAergic interneurons in the unilateral intrahippocampal kainate mouse model of temporal lobe epilepsy. Experimental Neurology 2021, 342: 113724. PMID: 33915166, PMCID: PMC8192495, DOI: 10.1016/j.expneurol.2021.113724.Peer-Reviewed Original ResearchConceptsTemporal lobe epilepsyIntrahippocampal kainate mouse modelVentral CA1 regionEpileptic miceCA1 pyramidal cellsSclerotic hippocampusPyramidal cellsSham controlsSpontaneous seizuresLobe epilepsyCA1 regionMouse modelFrequency of IPSCsNetwork oscillationsRecurrent spontaneous seizuresNumber of boutonsHippocampal theta oscillationsIpsilateral hippocampusElectrical recordingsVentral hippocampusCA1 layerGABAergic interneuronsStratum pyramidaleDorsal hippocampusBehavioral comorbidities
2019
The critical role of persistent sodium current in hippocampal gamma oscillations
Kang YJ, Clement EM, Sumsky SL, Xiang Y, Park IH, Santaniello S, Greenfield LJ, Garcia-Rill E, Smith BN, Lee SH. The critical role of persistent sodium current in hippocampal gamma oscillations. Neuropharmacology 2019, 162: 107787. PMID: 31550457, PMCID: PMC6952064, DOI: 10.1016/j.neuropharm.2019.107787.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCA1 Region, HippocampalCalcium-Calmodulin-Dependent Protein Kinase Type 2Excitatory Amino Acid AntagonistsExcitatory Postsynaptic PotentialsGABAergic NeuronsGamma RhythmHippocampusInhibitory Postsynaptic PotentialsInterneuronsMiceOptogeneticsParvalbuminsPatch-Clamp TechniquesPhenytoinPyramidal CellsRiluzoleSodiumVoltage-Gated Sodium Channel BlockersConceptsParvalbumin-expressing basket cellsHippocampal gamma oscillationsCortical gamma oscillationsGABAergic interneuronsGamma oscillationsPyramidal cellsNon-inactivating sodium currentExcitatory cellsSodium currentWhole-cell patch-clamp recordingsNetwork oscillationsPatch-clamp recordingsPersistent sodium currentGamma network oscillationsAnticonvulsant efficacyGamma frequency rangeEpilepsy patientsBasket cellsCognitive impairmentAction potentialsSynaptic propertiesSynaptic interactionsOptogenetic stimulationElectrophysiological approachesCA1 network