Transverse water relaxation in whole blood and erythrocytes at 3T, 7T, 9.4 T, 11.7 T and 16.4 T; determination of intracellular hemoglobin and extracellular albumin …

K Grgac, W Li, A Huang, Q Qin, PCM van Zijl - Magnetic resonance imaging, 2017 - Elsevier
Blood is a physiological substance with multiple water compartments, which contain water-
binding proteins such as hemoglobin in erythrocytes and albumin in plasma. Knowing the …

Quantitative theory for the transverse relaxation time of blood water

W Li, PCM van Zijl - NMR in Biomedicine, 2020 - Wiley Online Library
An integrative model is proposed to describe the dependence of the transverse relaxation
rate of blood water protons (R2blood= 1/T2blood) on hematocrit fraction and oxygenation …

Quantitative theory for the longitudinal relaxation time of blood water

W Li, K Grgac, A Huang, N Yadav, Q Qin… - Magnetic resonance …, 2016 - Wiley Online Library
Purpose To propose and evaluate a model for the blood water T1 that takes into account the
effects of hematocrit fraction, oxygenation fraction, erythrocyte hemoglobin concentration …

Human whole‐blood 1H2O longitudinal relaxation with normal and high‐relaxivity contrast reagents: Influence of trans‐cell‐membrane water exchange

GJ Wilson, M Woods, CS Springer Jr… - Magnetic resonance …, 2014 - Wiley Online Library
Purpose Accurate characterization of contrast reagent (CR) longitudinal relaxivity in whole
blood is required to predict arterial signal intensity in contrast‐enhanced MR angiography …

Oxygenation and hematocrit dependence of transverse relaxation rates of blood at 3T

JM Zhao, CS Clingman, MJ Närväinen… - … in Medicine: An …, 2007 - Wiley Online Library
Abstract Knowledge of the transverse relaxation rates R2 and R of blood is relevant for
quantitative assessment of functional MRI (fMRI) results, including calibration of blood …

Human whole‐blood relaxometry at 1.5 T: assessment of diffusion and exchange models

B Stefanovic, GB Pike - … in Medicine: An Official Journal of the …, 2004 - Wiley Online Library
Human whole‐blood relaxometry experiments were performed to allow the prediction of
blood signal changes with blood oxygen saturation (Y) and refocusing interval (τ180). Such …

Water exchange between red cells and plasma. Measurement by nuclear magnetic relaxation

ME Fabry, M Eisenstadt - Biophysical Journal, 1975 - cell.com
Water exchange between human red blood cells and the plasma phase was measured by
water proton nuclear magnetic resonance relaxation in the presence of low concentrations …

My starting point: the discovery of an NMR method for measuring blood oxygenation using the transverse relaxation time of blood water

KR Thulborn - Neuroimage, 2012 - Elsevier
This invited personal story, covering the period from 1979 to 2010, describes the discovery
of the dependence of the transverse relaxation time of water in blood on the oxygenation …

Pulse nuclear magnetic resonance measurements of water exchange across the erythrocyte membrane employing a low Mn concentration

JL Pirkle, DL Ashley, JH Goldstein - Biophysical Journal, 1979 - cell.com
A simple, precise, and rapid pulse nuclear magnetic resonance technique for measuring the
rate of water exchange across the erythrocyte membrane is presented. The technique is …

Change in red blood cell relaxation with hydration: application to MR imaging of hemorrhage

KH Taber, JJ Ford, RS Jensen, HY Chin… - Journal of Magnetic …, 1992 - Wiley Online Library
T1 and T2 were measured in unclotted blood samples with 0.24‐and 4.7‐T spectrometers.
The fraction by weight of intracellular water in the red blood cells (RBCs) was varied by …