2018
Altered hippocampal interneuron activity precedes ictal onset
Miri ML, Vinck M, Pant R, Cardin J. Altered hippocampal interneuron activity precedes ictal onset. ELife 2018, 7: e40750. PMID: 30387711, PMCID: PMC6245730, DOI: 10.7554/elife.40750.Peer-Reviewed Original ResearchConceptsSynaptic inhibitionIctal activityEarly ictal phaseHippocampal interneuron activityLocal circuit interactionsSomatostatin-expressing (SST) interneuronsInhibitory interneuron populationsSeizure inductionGABAergic inhibitionSeizure disorderIctal onsetSource of inhibitionSeizure initiationIctal phaseHippocampal circuitsInterneuron activityInterneuron populationsInterneuron classesFiring patternsInterneuronsElectrophysiological approachesPreictal periodInhibitionParvalbuminOnset
2015
Optogenetic stimulation of cholinergic brainstem neurons during focal limbic seizures: Effects on cortical physiology
Furman M, Zhan Q, McCafferty C, Lerner BA, Motelow JE, Meng J, Ma C, Buchanan GF, Witten IB, Deisseroth K, Cardin JA, Blumenfeld H. Optogenetic stimulation of cholinergic brainstem neurons during focal limbic seizures: Effects on cortical physiology. Epilepsia 2015, 56: e198-e202. PMID: 26530287, PMCID: PMC4679683, DOI: 10.1111/epi.13220.Peer-Reviewed Original ResearchConceptsFocal limbic seizuresLimbic seizuresCortical functionBrainstem neuronsCortical dysfunctionFocal temporal lobe seizuresOptogenetic stimulationCortical slow-wave activityDepressed cortical functionSubcortical cholinergic neuronsTemporal lobe seizuresLoss of consciousnessPedunculopontine tegmental nucleusAnesthetized rat modelSlow wave activityCortical gamma activitySleep-like stateCholinergic neuronsFocal seizuresArousal networkCholinergic stimulationTegmental nucleusRat modelCortical physiologySeizures