2024
Neuronal rhythmicity and cortical arousal in a mouse model of absence epilepsy
Khan W, Chopra S, Zheng X, Liu S, Paszkowski P, Valcarce-Aspegren M, Sieu L, Mcgill S, Mccafferty C, Blumenfeld H. Neuronal rhythmicity and cortical arousal in a mouse model of absence epilepsy. Experimental Neurology 2024, 381: 114925. PMID: 39151596, DOI: 10.1016/j.expneurol.2024.114925.Peer-Reviewed Original ResearchExtracellular single unit recordingsSingle unit recordingsMouse modelNeuronal firingAbsence epilepsyFiring patternsRat modelSeizure initiationMouse model of absence epilepsyIn vivo extracellular single unit recordingNeuronal activityUnit recordingsModel of absence epilepsySomatosensory barrel cortexC3H/HeJ mouse modelNeuronal firing rateHuman absence epilepsyDiverse firing patternsNeuronal rhythmicityArousal stateC3H/HeJ miceBarrel cortexStudy of neuronal activityCortical electroencephalographyFiring rate
2019
Up and Down States of Cortical Neurons in Focal Limbic Seizures
Yue Z, Freedman IG, Vincent P, Andrews JP, Micek C, Aksen M, Martin R, Zuckerman D, Perrenoud Q, Neske GT, Sieu LA, Bo X, Cardin JA, Blumenfeld H. Up and Down States of Cortical Neurons in Focal Limbic Seizures. Cerebral Cortex 2019, 30: 3074-3086. PMID: 31800015, PMCID: PMC7197089, DOI: 10.1093/cercor/bhz295.Peer-Reviewed Original ResearchConceptsFocal limbic seizuresDeep anesthesiaLimbic seizuresCortical neuronsVivo whole-cell recordingsDepressed cortical functionInput resistanceNeocortical slow wavesSubcortical arousal systemsLoss of consciousnessWhole-cell recordingsCortical-subcortical networksSeizure propagationMembrane potentialRat modelCortical functionTemporal lobeSeizuresCortical arousalExtracellular recordingsElectrophysiological propertiesCortical electrophysiologyFiring rateAnesthesiaArousal system