Characterization of the hemodynamic response function in white matter tracts for event-related fMRI

The hemodynamic response function (HRF) describes how changes in brain activity manifest as a transient signal (BOLD) that is detected by fMRI imaging. Here, the authors show that the HRF in white matter shows reduced magnitudes, delayed onsets, and prolonged initial dips compared to the grey matter...

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Autores principales: Muwei Li, Allen T. Newton, Adam W. Anderson, Zhaohua Ding, John C. Gore
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2019
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Acceso en línea:https://doaj.org/article/a90b2001dd0e4c06a3607a91fa32e847
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spelling oai:doaj.org-article:a90b2001dd0e4c06a3607a91fa32e8472021-12-02T14:40:17ZCharacterization of the hemodynamic response function in white matter tracts for event-related fMRI10.1038/s41467-019-09076-22041-1723https://doaj.org/article/a90b2001dd0e4c06a3607a91fa32e8472019-03-01T00:00:00Zhttps://doi.org/10.1038/s41467-019-09076-2https://doaj.org/toc/2041-1723The hemodynamic response function (HRF) describes how changes in brain activity manifest as a transient signal (BOLD) that is detected by fMRI imaging. Here, the authors show that the HRF in white matter shows reduced magnitudes, delayed onsets, and prolonged initial dips compared to the grey matter HRF.Muwei LiAllen T. NewtonAdam W. AndersonZhaohua DingJohn C. GoreNature PortfolioarticleScienceQENNature Communications, Vol 10, Iss 1, Pp 1-11 (2019)
institution DOAJ
collection DOAJ
language EN
topic Science
Q
spellingShingle Science
Q
Muwei Li
Allen T. Newton
Adam W. Anderson
Zhaohua Ding
John C. Gore
Characterization of the hemodynamic response function in white matter tracts for event-related fMRI
description The hemodynamic response function (HRF) describes how changes in brain activity manifest as a transient signal (BOLD) that is detected by fMRI imaging. Here, the authors show that the HRF in white matter shows reduced magnitudes, delayed onsets, and prolonged initial dips compared to the grey matter HRF.
format article
author Muwei Li
Allen T. Newton
Adam W. Anderson
Zhaohua Ding
John C. Gore
author_facet Muwei Li
Allen T. Newton
Adam W. Anderson
Zhaohua Ding
John C. Gore
author_sort Muwei Li
title Characterization of the hemodynamic response function in white matter tracts for event-related fMRI
title_short Characterization of the hemodynamic response function in white matter tracts for event-related fMRI
title_full Characterization of the hemodynamic response function in white matter tracts for event-related fMRI
title_fullStr Characterization of the hemodynamic response function in white matter tracts for event-related fMRI
title_full_unstemmed Characterization of the hemodynamic response function in white matter tracts for event-related fMRI
title_sort characterization of the hemodynamic response function in white matter tracts for event-related fmri
publisher Nature Portfolio
publishDate 2019
url https://doaj.org/article/a90b2001dd0e4c06a3607a91fa32e847
work_keys_str_mv AT muweili characterizationofthehemodynamicresponsefunctioninwhitemattertractsforeventrelatedfmri
AT allentnewton characterizationofthehemodynamicresponsefunctioninwhitemattertractsforeventrelatedfmri
AT adamwanderson characterizationofthehemodynamicresponsefunctioninwhitemattertractsforeventrelatedfmri
AT zhaohuading characterizationofthehemodynamicresponsefunctioninwhitemattertractsforeventrelatedfmri
AT johncgore characterizationofthehemodynamicresponsefunctioninwhitemattertractsforeventrelatedfmri
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