The future is 2D: spectral‐temporal fitting of dynamic MRS data provides exponential gains in precision over conventional approaches

A Tal - Magnetic resonance in medicine, 2023 - Wiley Online Library
Purpose Many MRS paradigms produce 2D spectral‐temporal datasets, including diffusion‐
weighted, functional, and hyperpolarized and enriched (carbon‐13, deuterium) experiments …

Universal dynamic fitting of magnetic resonance spectroscopy

WT Clarke, C Ligneul, M Cottaar, IB Ip… - Magnetic Resonance …, 2024 - Wiley Online Library
Abstract Purpose Dynamic (2D) MRS is a collection of techniques where acquisitions of
spectra are repeated under varying experimental or physiological conditions. Dynamic MRS …

High‐resolution, 3D multi‐TE 1H MRSI using fast spatiospectral encoding and subspace imaging

Z Wang, Y Li, F Lam - Magnetic resonance in medicine, 2022 - Wiley Online Library
Purpose To develop a novel method to achieve fast, high‐resolution, 3D multi‐TE 1H‐MRSI
of the brain. Methods A new multi‐TE MRSI acquisition strategy was developed that …

Metabolite T2 relaxation times decrease across the adult lifespan in a large multi‐site cohort

KE Hupfeld, S Murali‐Manohar… - Magnetic resonance …, 2024 - Wiley Online Library
Purpose Relaxation correction is crucial for accurately estimating metabolite concentrations
measured using in vivo MRS. However, the majority of MRS quantification routines assume …

Multi-parametric molecular imaging of the brain using optimized multi-TE subspace MRSI

Z Wang, Y Li, C Cao, A Anderson… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Objective: To develop a novel multi-TE MR spectroscopic imaging (MRSI) approach to
enable label-free, simultaneous, high-resolution mapping of several molecules and their …

Edited magnetic resonance spectroscopy in the neonatal brain

Y Song, PJ Lally, M Yanez Lopez, G Oeltzschner… - Neuroradiology, 2022 - Springer
J-difference-edited spectroscopy is a valuable approach for the detection of low-
concentration metabolites with magnetic resonance spectroscopy (MRS). Currently, few …

[HTML][HTML] High temporal resolution functional magnetic resonance spectroscopy in the mouse upon visual stimulation

C Ligneul, FF Fernandes, N Shemesh - NeuroImage, 2021 - Elsevier
Functional magnetic resonance spectroscopy (fMRS) quantifies metabolic variations upon
presentation of a stimulus and can therefore provide complementary information compared …

Reconstruction of spectra from truncated free induction decays by deep learning in proton magnetic resonance spectroscopy

H Lee, HH Lee, H Kim - Magnetic resonance in medicine, 2020 - Wiley Online Library
Purpose To explore the applicability of convolutional neural networks (CNNs) in the
reconstruction of spectra from truncated FIDs (tFIDs) in 1H‐MRS, which can be valuable in …

Adaptive model‐based Magnetic Resonance

I Beracha, A Seginer, A Tal - Magnetic Resonance in Medicine, 2023 - Wiley Online Library
Purpose Conventional sequences are static in nature, fixing measurement parameters in
advance in anticipation of a wide range of expected tissue parameter values. We set out to …

Probing lipids relaxation times in breast cancer using magnetic resonance spectroscopic fingerprinting

N Nissan, A Kulpanovich, R Agassi, T Allweis… - European …, 2023 - Springer
Objectives To investigate the clinical relevance of the relaxation times of lipids within breast
cancer and normal fibroglandular tissue in vivo, using magnetic resonance spectroscopic …