2023
Spatiotemporal features of neurovascular (un)coupling with stimulus-induced activity and hypercapnia challenge in cerebral cortex and olfactory bulb
James S, Sanggaard S, Akif A, Mishra S, Sanganahalli B, Blumenfeld H, Verhagen J, Hyder F, Herman P. Spatiotemporal features of neurovascular (un)coupling with stimulus-induced activity and hypercapnia challenge in cerebral cortex and olfactory bulb. Cerebrovascular And Brain Metabolism Reviews 2023, 43: 1891-1904. PMID: 37340791, PMCID: PMC10676132, DOI: 10.1177/0271678x231183887.Peer-Reviewed Original ResearchConceptsVasodilatory responseCerebral cortexNeurovascular couplingOlfactory bulbNeuronal activityBrief sensory stimuliRegional neurovascular couplingStimulus-induced activityHypercapnia challengeVascular toneNeuronal deactivationHemodynamic responseNeuronal excitabilityNeuronal responsesCalcium transientsBrain functionHemodynamic signalsSensory stimuliVasodilationHypercapniaCortexMiceCareful appraisalStimuliMetabolic waste
2022
More than a feeling: Scalp EEG and eye signals in conscious tactile perception
Gusso MM, Christison-Lagay KL, Zuckerman D, Chandrasekaran G, Kronemer SI, Ding JZ, Freedman NC, Nohama P, Blumenfeld H. More than a feeling: Scalp EEG and eye signals in conscious tactile perception. Consciousness And Cognition 2022, 105: 103411. PMID: 36156359, DOI: 10.1016/j.concog.2022.103411.Peer-Reviewed Original ResearchConceptsEye metricsHigh-density scalp EEGConscious tactile perceptionPerception taskReport taskNeural basisConscious perceptionPhysiological arousalVisual stimuliMicrosaccade rateTactile perceptionTactile stimuliScalp EEGSensory perceptionP300 eventEye signalsPerceptionPresent behaviorPupil diameterStimuliTaskEmpirical studyEEGConsciousnessNeuroscience
2019
Realistic driving simulation during generalized epileptiform discharges to identify electroencephalographic features related to motor vehicle safety: Feasibility and pilot study
Cohen E, Antwi P, Banz BC, Vincent P, Saha R, Arencibia CA, Ryu JH, Atac E, Saleem N, Tomatsu S, Swift K, Hu C, Krestel H, Farooque P, Levy S, Wu J, Crowley M, Vaca FE, Blumenfeld H. Realistic driving simulation during generalized epileptiform discharges to identify electroencephalographic features related to motor vehicle safety: Feasibility and pilot study. Epilepsia 2019, 61: 19-28. PMID: 31646628, PMCID: PMC7424790, DOI: 10.1111/epi.16356.Peer-Reviewed Original ResearchConceptsEpileptiform dischargesGeneralized epileptiform dischargesEEG amplitudeClinical seizuresElectroencephalographic featuresGeneralized epilepsyLarger sample sizeDriving impairmentClinical accompanimentBaseline testingPilot studyMotor vehicle safetyLonger durationSimultaneous EEGSeizuresVisual stimuliEEGSubjectsStimuliRiskSafetyDurationSample sizeResponseEpilepsy
2017
A Switch and Wave of Neuronal Activity in the Cerebral Cortex During the First Second of Conscious Perception
Herman WX, Smith RE, Kronemer SI, Watsky RE, Chen WC, Gober LM, Touloumes GJ, Khosla M, Raja A, Horien CL, Morse EC, Botta KL, Hirsch LJ, Alkawadri R, Gerrard JL, Spencer DD, Blumenfeld H. A Switch and Wave of Neuronal Activity in the Cerebral Cortex During the First Second of Conscious Perception. Cerebral Cortex 2017, 29: 461-474. PMID: 29194517, PMCID: PMC6319177, DOI: 10.1093/cercor/bhx327.Peer-Reviewed Original ResearchConceptsCerebral cortexVisual cortexHuman cerebral cortexDirect electrical recordingHz gamma powerDefault mode networkConscious perceptionNeuronal activityAssociation cortexBrain disordersIntracranial electrodesCortexMonophasic wavesMode networkCortex networkGamma powerGamma activationVisual thresholdFirst secondElectrical recordingsStimulus processingInitial activationStimuliActivationFindings