Quantifying brain microstructure with diffusion MRI: Theory and parameter estimation

DS Novikov, E Fieremans, SN Jespersen… - NMR in …, 2019 - Wiley Online Library
We review, systematize and discuss models of diffusion in neuronal tissue, by putting them
into an overarching physical context of coarse‐graining over an increasing diffusion length …

Imaging brain microstructure with diffusion MRI: practicality and applications

DC Alexander, TB Dyrby, M Nilsson… - NMR in …, 2019 - Wiley Online Library
This article gives an overview of microstructure imaging of the brain with diffusion MRI and
reviews the state of the art. The microstructure‐imaging paradigm aims to estimate and map …

Conventions and nomenclature for double diffusion encoding NMR and MRI

N Shemesh, SN Jespersen… - Magnetic resonance …, 2016 - Wiley Online Library
Stejskal and Tanner's ingenious pulsed field gradient design from 1965 has made diffusion
NMR and MRI the mainstay of most studies seeking to resolve microstructural information in …

Double diffusion encoding and applications for biomedical imaging

RN Henriques, M Palombo, SN Jespersen… - Journal of Neuroscience …, 2021 - Elsevier
Abstract Diffusion Magnetic Resonance Imaging (dMRI) is one of the most important
contemporary non-invasive modalities for probing tissue structure at the microscopic scale …

Model‐based estimation of microscopic anisotropy using diffusion MRI: a simulation study

A Ianuş, I Drobnjak, DC Alexander - NMR in Biomedicine, 2016 - Wiley Online Library
Non‐invasive estimation of cell size and shape is a key challenge in diffusion MRI. This
article presents a model‐based approach that provides independent estimates of pore size …

Magnetic-resonance pore imaging of nonsymmetric microscopic pore shapes

SA Hertel, X Wang, P Hosking, MC Simpson, M Hunter… - Physical Review E, 2015 - APS
Imaging of the microstructure of porous media such as biological tissue or porous solids is of
high interest in health science and technology, engineering and material science. Magnetic …

Diffusion pore imaging by hyperpolarized xenon-129 nuclear magnetic resonance

TA Kuder, P Bachert, J Windschuh, FB Laun - Physical review letters, 2013 - APS
While NMR diffusion measurements are widely used to derive parameters indirectly related
to the microstructure of biological tissues and porous media, direct imaging of pore shapes …

Microstructure imaging sequence simulation toolbox

A Ianuş, DC Alexander, I Drobnjak - … Held in Conjunction with MICCAI 2016 …, 2016 - Springer
Abstract This work describes Microstructure Imaging Sequence Simulation Toolbox (MISST),
a practical diffusion MRI simulator for development, testing, and optimisation of novel MR …

Symmetry of the gradient profile as second experimental dimension in the short-time expansion of the apparent diffusion coefficient as measured with NMR …

FB Laun, TA Kuder, F Zong, S Hertel… - Journal of magnetic …, 2015 - Elsevier
The time-dependent apparent diffusion coefficient as measured by pulsed gradient NMR
can be used to estimate parameters of porous structures including the surface-to-volume …

Effects of pore-size and shape distributions on diffusion pore imaging by nuclear magnetic resonance

TA Kuder, FB Laun - Physical Review E, 2015 - APS
In medical imaging and porous media research, NMR diffusion measurements are
extensively used to investigate the structure of diffusion restrictions such as cell membranes …