Sources of phase changes in BOLD and CBV‐weighted fMRI

F Zhao, T Jin, P Wang, X Hu… - Magnetic Resonance in …, 2007 - Wiley Online Library
Phase changes in blood oxygenation‐level dependent (BOLD) fMRI have been observed in
humans; however, their exact origin has not yet been fully elucidated. To investigate this …

High‐resolution echo‐planar fMRI of human visual cortex at 3.0 tesla

KR Thulborn, SY Chang, GX Shen… - NMR in Biomedicine …, 1997 - Wiley Online Library
The robust detection of blood oxygenation level dependent (BOLD) contrast1, 2 that is due
to the hemodynamic response elicited by changes in neuronal activity is challenging. The …

Contributions of dynamic venous blood volume versus oxygenation level changes to BOLD fMRI

X Zong, T Kim, SG Kim - Neuroimage, 2012 - Elsevier
Blood-oxygenation-level-dependent (BOLD) fMRI has contributions from venous
oxygenation and venous cerebral blood volume (CBV) changes. To examine the relative …

Quantitative differentiation between BOLD models in fMRI

FGC Hoogenraad, PJW Pouwels… - … in Medicine: An …, 2001 - Wiley Online Library
Several gradient‐echo fMRI blood oxygenation level‐dependent (BOLD) effects are
described in the literature: extravascular spin dephasing around capillaries and veins …

The post-stimulation undershoot in BOLD fMRI of human brain is not caused by elevated cerebral blood volume

J Frahm, J Baudewig, K Kallenberg, A Kastrup… - Neuroimage, 2008 - Elsevier
Functional magnetic resonance imaging (fMRI) based on blood oxygenation level
dependent (BOLD) contrast is the most widely used technique for imaging human brain …

Comparison of functional MR-venography and EPI-BOLD fMRI at 1.5 T

KT Baudendistel, JR Reichenbach, R Metzner… - Magnetic resonance …, 1998 - Elsevier
Functional magnetic resonance imaging (fMRI) of the brain using blood oxygenation level
dependent (BOLD) contrast relies on the changes of paramagnetic deoxyhemoglobin …

Quantifying the blood oxygenation level dependent effect in cerebral blood volume–weighted functional MRI at 9.4 T

H Lu, CA Scholl, Y Zuo, EA Stein… - Magnetic Resonance in …, 2007 - Wiley Online Library
In cerebral blood volume (CBV)‐weighted functional MRI (fMRI) employing
superparamagnetic contrast agent, iron dose and blood oxygenation level dependent …

Biophysical and physiological origins of blood oxygenation level-dependent fMRI signals

SG Kim, S Ogawa - Journal of Cerebral Blood Flow & …, 2012 - journals.sagepub.com
After its discovery in 1990, blood oxygenation level-dependent (BOLD) contrast in functional
magnetic resonance imaging (fMRI) has been widely used to map brain activation in …

[HTML][HTML] Linking brain vascular physiology to hemodynamic response in ultra-high field MRI

K Uludağ, P Blinder - Neuroimage, 2018 - Elsevier
Functional MRI using blood oxygenation level-dependent (BOLD) contrast indirectly probes
neuronal activity via evoked cerebral blood volume (CBV) and oxygenation changes. Thus …

Cortical depth‐dependent gradient‐echo and spin‐echo BOLD fMRI at 9.4 T

F Zhao, P Wang, SG Kim - … in Medicine: An Official Journal of …, 2004 - Wiley Online Library
To examine cortical depth‐related spatial specificity and signal changes in gradient‐echo
(GE) and spin‐echo (SE) blood oxygenation level‐dependent (BOLD) fMRI signals, a well …