2021
Astroglial Glutamine Synthetase and the Pathogenesis of Mesial Temporal Lobe Epilepsy
Sandhu MRS, Gruenbaum BF, Gruenbaum SE, Dhaher R, Deshpande K, Funaro MC, Lee TW, Zaveri HP, Eid T. Astroglial Glutamine Synthetase and the Pathogenesis of Mesial Temporal Lobe Epilepsy. Frontiers In Neurology 2021, 12: 665334. PMID: 33927688, PMCID: PMC8078591, DOI: 10.3389/fneur.2021.665334.Peer-Reviewed Original ResearchMesial temporal lobe epilepsyAstroglial glutamine synthetaseTemporal lobe epilepsyLobe epilepsyIntractable mesial temporal lobe epilepsyAstrocytic glutamine synthetaseDepressive-like featuresPathogenesis of epilepsyType of epilepsyDiscrete brain regionsNeocortical epilepsyHippocampal neuronsEpilepsyBrain regionsGlutamate-ammonia ligaseLaboratory animalsPathogenesisPossible roleExperimental inhibitionGlutamine synthetaseEnzyme glutamine synthetaseDysfunctionSeizuresAstrocytesSyndrome
2018
Astrocytes and Glutamine Synthetase in Epileptogenesis
Eid T, Lee T, Patrylo P, Zaveri HP. Astrocytes and Glutamine Synthetase in Epileptogenesis. Journal Of Neuroscience Research 2018, 97: 1345-1362. PMID: 30022509, PMCID: PMC6338538, DOI: 10.1002/jnr.24267.Peer-Reviewed Original ResearchConceptsMesial temporal lobe epilepsyTemporal lobe epilepsyLobe epilepsyAstrocytic glutamine synthetaseRole of astrocytesPotassium channel Kir4.1Important causative factorExcitatory amino acid transporters EAAT1Antiepileptogenic interventionsEpileptogenic insultAntiepileptogenic therapiesEpilepsy developmentChannel Kir4.1Aquaporin-4EpilepsyCausative factorsTransporters EAAT1New targetsSuch interventionsTransporters MCT1DysfunctionAstrocytesMetabolic mechanismsGlutamine synthetaseDownstream effects
2012
Evidence for astrocytes as a potential source of the glutamate excess in temporal lobe epilepsy
Perez EL, Lauritzen F, Wang Y, Lee TS, Kang D, Zaveri HP, Chaudhry FA, Ottersen OP, Bergersen LH, Eid T. Evidence for astrocytes as a potential source of the glutamate excess in temporal lobe epilepsy. Neurobiology Of Disease 2012, 47: 331-337. PMID: 22659305, PMCID: PMC3392431, DOI: 10.1016/j.nbd.2012.05.010.Peer-Reviewed Original ResearchConceptsTemporal lobe epilepsyRecurrent seizuresConcentration of glutamateHippocampal formationLobe epilepsyExtracellular glutamateRefractory temporal lobe epilepsyEpileptogenic hippocampal formationExtracellular brain glutamateSubset of patientsSaline-treated ratsStart of infusionRatio of glutamateExcessive glutamateGlutamate excessBrain glutamateExtracellular brainAstrocytesExcessive releaseGS deficiencyRatsSeizuresGlutamateSeparate groupsEpilepsy