Valerie E. M. Griffeth

A theoretical framework for estimating cerebral oxygen metabolism changes using the calibrated-BOLD method: Modeling the effects of blood volume distribution, hematocrit, oxygen extraction fraction, and tissue signal properties on the BOLD signal

Valerie E. M. Griffeth, Richard B. Buxton · NeuroImage · 2011 · 171 citations · Full text

Medicine, Neurobiology, Neuroscience +17

Prospects for quantitative fMRI: Investigating the effects of caffeine on baseline oxygen metabolism and the response to a visual stimulus in humans

Valerie E. M. Griffeth, Joanna E. Perthen, Richard B. Buxton · NeuroImage · 2011 · 80 citations · Full text

Medicine, Neuroscience, Physiology +16

Variability of the coupling of blood flow and oxygen metabolism responses in the brain: a problem for interpreting BOLD studies but potentially a new window on the underlying neural activity

Richard B. Buxton, Valerie E. M. Griffeth, Aaron B. Simon et al. · Frontiers in Neuroscience · 2014 · 78 citations · Full text

Medicine, Neurobiology, Neuroscience +16

A general analysis of calibrated BOLD methodology for measuring CMRO2 responses: Comparison of a new approach with existing methods

Nicholas P. Blockley, Valerie E. M. Griffeth, Richard B. Buxton · NeuroImage · 2011 · 56 citations

Natural Sciences, Bioengineering, Analytical Chemistry +9

Calibrating the BOLD response without administering gases: Comparison of hypercapnia calibration with calibration using an asymmetric spin echo

Nicholas P. Blockley, Valerie E. M. Griffeth, Aaron B. Simon et al. · NeuroImage · 2014 · 44 citations · Full text

Life Sciences, Biophysics, Physiology +11