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pro vyhledávání: '"Avery J L, Berman"'
Publikováno v:
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Quantitative BOLD (qBOLD) is a technique for mapping oxygen extraction fraction (OEF) and deoxygenated blood volume (DBV) in the human brain. Recent measurements using an asymmetric spin echo (ASE) based qBOLD approach produced estimates of DBV which
Autor:
Avery J L, Berman, G Bruce, Pike
Publikováno v:
Magnetic resonance in medicine. 80(1)
To derive an expression for the transverse signal time course from systems in the motional narrowing regime, such as water diffusing in blood. This was validated in silico and experimentally with ex vivo blood samples.A closed-form solution (CFS) for
Publikováno v:
Magnetic resonance in medicine. 76(6)
To determine the contribution of paramagnetic dissolved oxygen in blood plasma to blood-oxygenation-level-dependent (BOLD) signal changes in hyperoxic calibrated BOLD studies.Bovine blood plasma samples were prepared with partial pressures of oxygen
Publikováno v:
Magnetic resonance in medicine. 75(1)
It has been predicted that, during hyperoxia, excess O2 dissolved in arterial blood will significantly alter the blood's magnetic susceptibility. This would confound the interpretation of the hyperoxia-induced blood oxygenation level-dependent signal