Noninvasive quantification of whole‐brain cerebral metabolic rate of oxygen (CMRO2) by MRI
Cerebral metabolic rate of oxygen (CMRO2) is an important marker for brain function and
brain health. Existing techniques for quantification of CMRO2 with positron emission …
brain health. Existing techniques for quantification of CMRO2 with positron emission …
Test–retest reliability of cerebral blood flow and blood oxygenation level‐dependent responses to hypercapnia and hyperoxia using dual‐echo pseudo‐continuous …
Purpose To assess the reproducibility of blood oxygenation level‐dependent/cerebral blood
flow (BOLD/CBF) responses to hypercapnia/hyperoxia using dual‐echo pseudo‐continuous …
flow (BOLD/CBF) responses to hypercapnia/hyperoxia using dual‐echo pseudo‐continuous …
Quantitative measurements of cerebral blood oxygen saturation using magnetic resonance imaging
A quantitative estimate of cerebral blood oxygen saturation is of critical importance in the
investigation of cerebrovascular disease because of the fact that it could potentially provide …
investigation of cerebrovascular disease because of the fact that it could potentially provide …
Effects of aging on cerebral blood flow, oxygen metabolism, and blood oxygenation level dependent responses to visual stimulation
BM Ances, CL Liang, O Leontiev… - Human brain …, 2009 - Wiley Online Library
Calibrated functional magnetic resonance imaging (fMRI) provides a noninvasive technique
to assess functional metabolic changes associated with normal aging. We simultaneously …
to assess functional metabolic changes associated with normal aging. We simultaneously …
Baseline oxygenation in the brain: correlation between respiratory-calibration and susceptibility methods
New MRI methods for noninvasive imaging of baseline oxygen extraction fraction (OEF) in
the brain show great promise. Quantitative O 2 imaging (QUO2) applies a biophysical model …
the brain show great promise. Quantitative O 2 imaging (QUO2) applies a biophysical model …
Effect of basal conditions on the magnitude and dynamics of the blood oxygenation level-dependent fMRI response
The effect of the basal cerebral blood flow (CBF) on both the magnitude and dynamics of the
functional hemodynamic response in humans has not been fully investigated. Thus, the …
functional hemodynamic response in humans has not been fully investigated. Thus, the …
Regional dynamic signal changes during controlled hyperventilation assessed with blood oxygen level-dependent functional MR imaging.
S Posse, U Olthoff, M Weckesser… - American journal …, 1997 - Am Soc Neuroradiology
PURPOSE To quantitate the amplitude changes and temporal dynamics of regional
functional MR imaging signals during voluntary hyperventilation using blood oxygen level …
functional MR imaging signals during voluntary hyperventilation using blood oxygen level …
Cerebral blood flow, blood volume, and oxygen metabolism dynamics in human visual and motor cortex as measured by whole-brain multi-modal magnetic resonance …
MJ Donahue, JU Blicher, L Østergaard… - Journal of Cerebral …, 2009 - journals.sagepub.com
The development of neuroimaging methods to characterize flow-metabolism coupling is
crucial for understanding mechanisms that subserve oxygen delivery. Functional magnetic …
crucial for understanding mechanisms that subserve oxygen delivery. Functional magnetic …
Coupling of cerebral blood flow and oxygen consumption during physiological activation and deactivation measured with fMRI
The physiological basis of the blood oxygenation level dependent (BOLD) signal and its
dependence on baseline cerebral blood flow (CBF) were investigated by comparing …
dependence on baseline cerebral blood flow (CBF) were investigated by comparing …
On the assessment of cerebrovascular reactivity using hypercapnia BOLD MRI
US Yezhuvath, K Lewis‐Amezcua… - NMR in Biomedicine …, 2009 - Wiley Online Library
Cerebrovascular reactivity (CVR) reflects the capacity of blood vessels to dilate and is an
important marker for brain vascular reserve. It may provide a useful addition to the traditional …
important marker for brain vascular reserve. It may provide a useful addition to the traditional …