Friend or foe? Defining the role of glutamate in aging and Alzheimer's disease

MKF Cox, ER Hascup, A Bartke, KN Hascup - Frontiers in Aging, 2022 - frontiersin.org
Aging is a naturally occurring decline of physiological processes and biological pathways
that affects both the structural and functional integrity of the body and brain. These …

[HTML][HTML] Chemical exchange saturation transfer magnetic resonance imaging and its main and potential applications in pre-clinical and clinical studies

W Dou, CYE Lin, H Ding, Y Shen, C Dou… - … imaging in medicine …, 2019 - ncbi.nlm.nih.gov
Chemical exchange saturation transfer (CEST) imaging is a novel contrast mechanism,
relying on the exchange between mobile protons in amide (-NH), amine (-NH 2) and …

[HTML][HTML] Integrating 1H MRS and deuterium labeled glucose for mapping the dynamics of neural metabolism in humans

ATJ Cember, NE Wilson, LJ Rich, P Bagga… - Neuroimage, 2022 - Elsevier
In the technique presented here, dubbed 'qMRS', we quantify the change in 1 H MRS signal
following administration of 2 H-labeled glucose. As in recent human DMRS studies, we …

Hyperpolarized MRI, functional MRI, MR spectroscopy and CEST to provide metabolic information in vivo

PCM van Zijl, K Brindle, H Lu, PB Barker… - Current opinion in …, 2021 - Elsevier
Access to metabolic information in vivo using magnetic resonance (MR) technologies has
generally been the niche of MR spectroscopy (MRS) and spectroscopic imaging (MRSI) …

A quantitative meta-analysis of brain glutamate metabolites in aging

DR Roalf, VJ Sydnor, M Woods, DA Wolk, JC Scott… - Neurobiology of …, 2020 - Elsevier
Glutamate (Glu) is a key molecule in cellular metabolism, the most abundant excitatory
neurotransmitter in the brain, and the principal neurotransmitter of cortical efferents …

Glutamate‐weighted CEST (gluCEST) imaging for mapping neurometabolism: An update on the state of the art and emerging findings from in vivo applications

ATJ Cember, RPR Nanga, R Reddy - NMR in Biomedicine, 2023 - Wiley Online Library
Glutamate is the primary excitatory neurotransmitter in the mammalian central nervous
system. As such, its proper regulation is essential to the healthy function of the human brain …

Application of 7T MRS to high-grade gliomas

L McCarthy, G Verma, G Hangel… - American Journal …, 2022 - Am Soc Neuroradiology
MRS, including single-voxel spectroscopy and MR spectroscopic imaging, captures
metabolites in high-grade gliomas. Emerging evidence indicates that 7T MRS may be more …

Accelerating GluCEST imaging using deep learning for B0 correction

Y Li, D Xie, A Cember, RPR Nanga… - Magnetic resonance …, 2020 - Wiley Online Library
Purpose Glutamate weighted Chemical Exchange Saturation Transfer (GluCEST) MRI is a
noninvasive technique for mapping parenchymal glutamate in the brain. Because of the …

Emerging MR imaging and spectroscopic methods to study brain tumor metabolism

M Kumar, RPR Nanga, G Verma, N Wilson… - Frontiers in …, 2022 - frontiersin.org
Proton magnetic resonance spectroscopy (1H-MRS) provides a non-invasive biochemical
profile of brain tumors. The conventional 1H-MRS methods present a few challenges mainly …

Evaluating the feasibility of creatine‐weighted CEST MRI in human brain at 7 T using a Z‐spectral fitting approach

A Singh, A Debnath, K Cai, P Bagga… - NMR in …, 2019 - Wiley Online Library
The current study aims to evaluate the feasibility of creatine (Cr) chemical exchange
saturation transfer (CEST)‐weighted MRI at 7 T in the human brain by optimizing the …