In MRI, the main magnetic field polarizes the electron cloud of a molecule, generating a
chemical shift for observer protons within the molecule and a magnetic susceptibility …

Quantitative susceptibility mapping (QSM) has enabled magnetic resonance imaging (MRI)
of tissue magnetic susceptibility to advance from simple qualitative detection of hypointense …

Functional magnetic resonance imaging (fMRI) is a methodology for detecting dynamic
patterns of activity in the working human brain. Although the initial discoveries that led to …

Functional magnetic resonance imaging (fMRI) has been used to infer age-differences in
neural activity from the hemodynamic response function (HRF) that characterizes the blood …

Functional magnetic resonance imaging (fMRI) using the blood oxygenation level-
dependent (BOLD) contrast indirectly probes neuronal activity changes via evoked cerebral …

Quantitative susceptibility mapping (QSM) is an MR technique that depicts and quantifies
magnetic susceptibility sources. Mapping iron, the dominant susceptibility source in the …

Purpose To quantitatively map cerebral metabolic rate of oxygen () and oxygen extraction
fraction () in human brains using quantitative susceptibility mapping (QSM) and arterial spin …

The dynamics of the blood oxygenation level‐dependent (BOLD) response are dependent
on changes in cerebral blood flow, cerebral blood volume and the cerebral metabolic rate of …

The human brain constitutes 2% of the body's total mass but uses 20% of the oxygen. The
rate of the brain's oxygen utilization can be derived from a knowledge of cerebral blood flow …

Blood oxygenation level dependent (BOLD) functional magnetic resonance imaging (fMRI)
is most commonly used in a semi-quantitative manner to infer changes in brain activity …