2019
Remote photonic sensing of cerebral hemodynamic changes via temporal spatial analysis of acoustic vibrations
Ozana N, Noah JA, Zhang X, Ono Y, Hirsch J, Zalevsky Z. Remote photonic sensing of cerebral hemodynamic changes via temporal spatial analysis of acoustic vibrations. Journal Of Biophotonics 2019, 13: e201900201. PMID: 31415118, DOI: 10.1002/jbio.201900201.Peer-Reviewed Original ResearchConceptsHemodynamic changesCerebral hemodynamic changesNeural activityTask-specific neural activityVisual checkerboard stimulationHuman brain activationHemodynamic responseOccipital lobeBlood flowTissue oxygenationCheckerboard stimulationRest epochsBrain activationHemodynamic response functionHuman brainBrainRemote sensingNovel photonic methodPhysiological processesAcoustic vibrationsTemporal vibrationsTemporal-spatial analysisPhotonic sensing
2014
Tissue Specific Arterial Spin Labeling fMRI: A Superior Method for Imaging Cerebral Blood Flow in Aging and Disease
Qiu Y, Borogovac A, Laine A, Hirsch J, Asllani I. Tissue Specific Arterial Spin Labeling fMRI: A Superior Method for Imaging Cerebral Blood Flow in Aging and Disease. Annual International Conference Of The IEEE Engineering In Medicine And Biology Society (EMBC) 2014, 2014: 6687-6690. PMID: 25571530, DOI: 10.1109/embc.2014.6945162.Peer-Reviewed Original Research
2009
Reperfusion normalizes motor activation patterns in large‐vessel disease
Chmayssani M, Lazar RM, Hirsch J, Marshall RS. Reperfusion normalizes motor activation patterns in large‐vessel disease. Annals Of Neurology 2009, 65: 203-208. PMID: 19259970, PMCID: PMC2653600, DOI: 10.1002/ana.21554.Peer-Reviewed Original ResearchConceptsMotor activation patternsVasomotor reactivityActivation patternsInterest analysisIpsilateral motor activationLarge vessel diseaseNormal neurological functionHealthy control subjectsHigh-grade stenosisBlood oxygen level-dependent (BOLD) signalNormal blood flowDynamic functional reorganizationLevel-dependent signalFunctional magnetic resonanceRepeated-measures analysisHemodynamic failureHemodynamic impairmentRevascularization proceduresIpsilateral hemisphereNeurological functionControl subjectsClinical consequencesBlood flowFunctional reorganizationSpontaneous resolution