Emerging technologies to image tissue metabolism

V Ntziachristos, MA Pleitez, S Aime, KM Brindle - Cell metabolism, 2019 - cell.com
Due to the implication of altered metabolism in a large spectrum of tissue function and
disease, assessment of metabolic processes becomes essential in managing health. In this …

Magnetic resonance imaging with hyperpolarized agents: methods and applications

EB Adamson, KD Ludwig, DG Mummy… - Physics in Medicine & …, 2017 - iopscience.iop.org
In the past decade, hyperpolarized (HP) contrast agents have been under active
development for MRI applications to address the twin challenges of functional and …

Dual‐Echo EPI sequence for integrated distortion correction in 3D time‐resolved hyperpolarized 13C MRI

BJ Geraghty, JYC Lau, AP Chen… - Magnetic resonance …, 2018 - Wiley Online Library
Purpose To provide built‐in off‐resonance correction in time‐resolved, volumetric
hyperpolarized 13C metabolic imaging by implementing a novel dual‐echo 3D echo‐planar …

Acquisition strategies for spatially resolved magnetic resonance detection of hyperpolarized nuclei

GJ Topping, C Hundshammer, L Nagel… - … Resonance Materials in …, 2020 - Springer
Hyperpolarization is an emerging method in magnetic resonance imaging that allows
nuclear spin polarization of gases or liquids to be temporarily enhanced by up to five or six …

Effects of excitation angle strategy on quantitative analysis of hyperpolarized pyruvate

CM Walker, D Fuentes, PEZ Larson… - Magnetic resonance …, 2019 - Wiley Online Library
Purpose Various excitation strategies have been proposed for dynamic imaging of
hyperpolarized agents such as [1‐13C]‐pyruvate, but the impact of these strategies on …

Noninvasive interrogation of cancer metabolism with hyperpolarized 13C MRI

A Cho, JYC Lau, BJ Geraghty… - Journal of Nuclear …, 2017 - Soc Nuclear Med
This review will highlight recent advances in hyperpolarized 13C MR spectroscopic imaging,
which can be used to noninvasively interrogate tumor metabolism. After providing an …

Hyperpolarized [1-13C] pyruvate MR spectroscopy detect altered glycolysis in the brain of a cognitively impaired mouse model fed high-fat diet

YS Choi, S Kang, SY Ko, S Lee, JY Kim, H Lee… - Molecular brain, 2018 - Springer
Higher dietary intakes of saturated fatty acid increase the risk of developing Alzheimer's
disease and dementia, and even in people without diabetes higher glucose levels may be a …

Hyperpolarised 13C-MRI metabolic and functional imaging: an emerging renal MR diagnostic modality

M Pedersen, S Ursprung, JD Jensen… - … Resonance Materials in …, 2020 - Springer
Magnetic resonance imaging (MRI) is a well-established modality for assessing renal
morphology and function, as well as changes that occur during disease. However, the …

Hyperpolarized 13C Magnetic Resonance Spectroscopic Imaging of Pyruvate Metabolism in Murine Breast Cancer Models of Different Metastatic Potential

EB Macdonald, P Begovatz, GP Barton… - Metabolites, 2021 - mdpi.com
This study uses dynamic hyperpolarized [1-13C] pyruvate magnetic resonance
spectroscopic imaging (MRSI) to estimate differences in glycolytic metabolism between …

Improved tolerance to off‐resonance in spectral‐spatial EPI of hyperpolarized [1‐13C]pyruvate and metabolites

JYC Lau, BJ Geraghty, AP Chen… - Magnetic Resonance …, 2018 - Wiley Online Library
Purpose For 13C echo‐planar imaging (EPI) with spectral‐spatial excitation, main field
inhomogeneity can result in reduced flip angle and spatial artifacts. A hybrid time‐resolved …