2020
Beyond implantation effect? Long-term seizure reduction and freedom following intracranial monitoring without additional surgical interventions
Percy J, Zaveri H, Duckrow RB, Gerrard J, Farooque P, Hirsch LJ, Spencer DD, Sivaraju A. Beyond implantation effect? Long-term seizure reduction and freedom following intracranial monitoring without additional surgical interventions. Epilepsy & Behavior 2020, 111: 107231. PMID: 32615416, DOI: 10.1016/j.yebeh.2020.107231.Peer-Reviewed Original ResearchConceptsLong-term seizure freedomSeizure freedomSeizure frequencyElectrode implantationIntracranial studiesLong-term seizure reductionAdditional surgical interventionSeizure onset localizationIntracranial electroencephalogram monitoringSeizure reductionConsecutive patientsSurgical interventionEpileptogenic networksElectroencephalogram monitoringNeuromodulatory effectsRetrospective analysisIntracranial monitoringTransient improvementDepth electrodesPatientsYear 4ImplantationAdequate dataYearsOral glutamine supplementation increases seizure severity in a rodent model of mesial temporal lobe epilepsy
Dhaher R, Chen EC, Perez E, Rapuano A, Sandhu MRS, Gruenbaum SE, Deshpande K, Dai F, Zaveri HP, Eid T. Oral glutamine supplementation increases seizure severity in a rodent model of mesial temporal lobe epilepsy. Nutritional Neuroscience 2020, 25: 64-69. PMID: 31900092, PMCID: PMC8970572, DOI: 10.1080/1028415x.2019.1708568.Peer-Reviewed Original ResearchConceptsMesial temporal lobe epilepsyOral glutamine supplementationSeverity of seizuresTemporal lobe epilepsyGlutamine supplementationSeizure severityLobe epilepsyRefractory mesial temporal lobe epilepsyMale Sprague-DawleySeizure frequencyConvulsive seizuresSeizure propagationEpilepsy modelSprague-DawleyEffective treatmentRodent modelsSeizuresSupplementationSeverityPotential roleEpilepsyFunction mutationsHippocampusGlutamine synthetaseDays
2014
5-Aminovaleric acid suppresses the development of severe seizures in the methionine sulfoximine model of mesial temporal lobe epilepsy
Dhaher R, Damisah EC, Wang H, Gruenbaum SE, Ong C, Zaveri HP, Gruenbaum BF, Eid T. 5-Aminovaleric acid suppresses the development of severe seizures in the methionine sulfoximine model of mesial temporal lobe epilepsy. Neurobiology Of Disease 2014, 67: 18-23. PMID: 24632421, PMCID: PMC4035438, DOI: 10.1016/j.nbd.2014.03.006.Peer-Reviewed Original ResearchConceptsMesial temporal lobe epilepsyTemporal lobe epilepsyNumber of seizuresLobe epilepsyHippocampal formationMesial temporal lobe seizuresSevere typeEntorhinal-hippocampal areaExpression of seizuresStages of seizuresTemporal lobe seizuresDorsal hippocampal formationLocalization-related epilepsyMale Sprague-DawleyPotential therapeutic targetSeizure frequencyAlzet pumpsRacine scaleSevere seizuresSecond surgerySprague-DawleyPump placementMethionine sulfoximineGlutamine-glutamateTherapeutic target
2008
Decreased hippocampal volume on MRI is associated with increased extracellular glutamate in epilepsy patients
Cavus I, Pan JW, Hetherington HP, Abi‐Saab W, Zaveri HP, Vives KP, Krystal JH, Spencer SS, Spencer DD. Decreased hippocampal volume on MRI is associated with increased extracellular glutamate in epilepsy patients. Epilepsia 2008, 49: 1358-1366. PMID: 18410365, DOI: 10.1111/j.1528-1167.2008.01603.x.Peer-Reviewed Original ResearchConceptsTemporal lobe epilepsyHippocampal volumeClinical factorsHippocampal atrophyEpileptogenic hippocampusGABA levelsNeurochemical levelsElevated extracellular glutamate levelsContralateral hippocampal volumeIntracranial EEG evaluationMedication-resistant epilepsyRefractory TLE patientsHigh seizure frequencyRelevant clinical factorsSmaller hippocampal volumesExtracellular glutamate levelsFebrile seizure historyTreatment of epilepsySeizure frequencyLobe epilepsySeizure historyTLE patientsAtrophic hippocampusGlutamate levelsExtracellular glutamate