2021
Early cortical signals in visual stimulus detection
Kwon H, Kronemer SI, Christison-Lagay KL, Khalaf A, Li J, Ding JZ, Freedman NC, Blumenfeld H. Early cortical signals in visual stimulus detection. NeuroImage 2021, 244: 118608. PMID: 34560270, DOI: 10.1016/j.neuroimage.2021.118608.Peer-Reviewed Original ResearchConceptsConscious perceptionStimulus onsetLeft hemisphere language areasVisual conscious perceptionWord recall taskBilateral medial temporal corticesVerbal memory taskConscious visual perceptionLeft rostral middle frontal gyrusHemisphere language areasVisual stimulus detectionMiddle frontal gyrusGamma power increaseGamma power changesDefault mode networkMedial temporal regionsBroadband gamma activityNeural activity changesMedial temporal cortexRight frontal cortexSignal detection networkMultiple cortical regionsRostral middle frontal gyrusMemory taskRecall task
2018
EEG-based neglect assessment: A feasibility study
Khalaf A, Kersey J, Eldeeb S, Alankus G, Grattan E, Waterstram L, Skidmore E, Akcakaya M. EEG-based neglect assessment: A feasibility study. Journal Of Neuroscience Methods 2018, 303: 169-177. PMID: 29614297, PMCID: PMC7156006, DOI: 10.1016/j.jneumeth.2018.03.019.Peer-Reviewed Original ResearchConceptsSpatial neglectPencil testsPassive BCI systemAutomatic attentionTarget stimuliSubjects' attentionComputerized testsVisual stimuliNeuropsychological syndromesAttention levelVisual spaceEEG responsesHealthy participantsNeglect assessmentsStimuliCurrent assessment methodsTraditional paperElectroencephalographyDynamic assessmentDifferent processingEEG signalsBCI systemCortical lesionsAttentionComplex environments