Magnetic Source Imaging and Infant MEG: Current Trends and Technical Advances

Magnetoencephalography (MEG) is known for its temporal precision and good spatial resolution in cognitive brain research. Nonetheless, it is still rarely used in developmental research, and its role in developmental cognitive neuroscience is not adequately addressed. The current review focuses on th...

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Main Authors: Chieh Kao, Yang Zhang
Format: Article
Language:English
Published: MDPI AG 2019-07-01
Series:Brain Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3425/9/8/181
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author Chieh Kao
Yang Zhang
author_facet Chieh Kao
Yang Zhang
author_sort Chieh Kao
collection DOAJ
description Magnetoencephalography (MEG) is known for its temporal precision and good spatial resolution in cognitive brain research. Nonetheless, it is still rarely used in developmental research, and its role in developmental cognitive neuroscience is not adequately addressed. The current review focuses on the source analysis of MEG measurement and its potential to answer critical questions on neural activation origins and patterns underlying infants’ early cognitive experience. The advantages of MEG source localization are discussed in comparison with functional magnetic resonance imaging (fMRI) and functional near-infrared spectroscopy (fNIRS), two leading imaging tools for studying cognition across age. Challenges of the current MEG experimental protocols are highlighted, including measurement and data processing, which could potentially be resolved by developing and improving both software and hardware. A selection of infant MEG research in auditory, speech, vision, motor, sleep, cross-modality, and clinical application is then summarized and discussed with a focus on the source localization analyses. Based on the literature review and the advancements of the infant MEG systems and source analysis software, typical practices of infant MEG data collection and analysis are summarized as the basis for future developmental cognitive research.
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spelling doaj.art-8dd478df2fb243188fa119d25df763d82022-12-21T22:59:22ZengMDPI AGBrain Sciences2076-34252019-07-019818110.3390/brainsci9080181brainsci9080181Magnetic Source Imaging and Infant MEG: Current Trends and Technical AdvancesChieh Kao0Yang Zhang1Department of Speech-Language-Hearing Sciences, University of Minnesota, Minneapolis, MN 55455, USADepartment of Speech-Language-Hearing Sciences, University of Minnesota, Minneapolis, MN 55455, USAMagnetoencephalography (MEG) is known for its temporal precision and good spatial resolution in cognitive brain research. Nonetheless, it is still rarely used in developmental research, and its role in developmental cognitive neuroscience is not adequately addressed. The current review focuses on the source analysis of MEG measurement and its potential to answer critical questions on neural activation origins and patterns underlying infants’ early cognitive experience. The advantages of MEG source localization are discussed in comparison with functional magnetic resonance imaging (fMRI) and functional near-infrared spectroscopy (fNIRS), two leading imaging tools for studying cognition across age. Challenges of the current MEG experimental protocols are highlighted, including measurement and data processing, which could potentially be resolved by developing and improving both software and hardware. A selection of infant MEG research in auditory, speech, vision, motor, sleep, cross-modality, and clinical application is then summarized and discussed with a focus on the source localization analyses. Based on the literature review and the advancements of the infant MEG systems and source analysis software, typical practices of infant MEG data collection and analysis are summarized as the basis for future developmental cognitive research.https://www.mdpi.com/2076-3425/9/8/181Magnetoencephalography (MEG)infantcognitive developmentsource localizationequivalent current dipole (ECD)minimum norm estimation (MNE)
spellingShingle Chieh Kao
Yang Zhang
Magnetic Source Imaging and Infant MEG: Current Trends and Technical Advances
Brain Sciences
Magnetoencephalography (MEG)
infant
cognitive development
source localization
equivalent current dipole (ECD)
minimum norm estimation (MNE)
title Magnetic Source Imaging and Infant MEG: Current Trends and Technical Advances
title_full Magnetic Source Imaging and Infant MEG: Current Trends and Technical Advances
title_fullStr Magnetic Source Imaging and Infant MEG: Current Trends and Technical Advances
title_full_unstemmed Magnetic Source Imaging and Infant MEG: Current Trends and Technical Advances
title_short Magnetic Source Imaging and Infant MEG: Current Trends and Technical Advances
title_sort magnetic source imaging and infant meg current trends and technical advances
topic Magnetoencephalography (MEG)
infant
cognitive development
source localization
equivalent current dipole (ECD)
minimum norm estimation (MNE)
url https://www.mdpi.com/2076-3425/9/8/181
work_keys_str_mv AT chiehkao magneticsourceimagingandinfantmegcurrenttrendsandtechnicaladvances
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