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Updated: Aug 11, 2025
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High-resolution Functional Magnetic Resonance Imaging Methods for Human Midbrain
Published on: May 10, 2012
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Downfield Proton MRSI with whole-brain coverage at 3T
Biorxiv : the Preprint Server for Biology
|February 7, 2023
Summary
This study presents a new 3D downfield magnetic resonance spectroscopic imaging (DF-MRSI) method for whole-brain metabolite mapping. The developed 3D DF-MRSI protocol enables feasible mapping of brain metabolites at 3T.
Area of Science:
- Neuroimaging
- Magnetic Resonance Spectroscopy
- Metabolomics
Background:
- Magnetic resonance spectroscopic imaging (MRSI) is crucial for non-invasively assessing brain metabolites.
- Previous 2D DF-MRSI methods offered limited coverage and resolution for comprehensive brain analysis.
Conclusions:
- 3D DF-MRSI is feasible for human brain imaging at 3T.
- The protocol provides wide spatial coverage for mapping exchangeable amide and other downfield resonances.
- Achieved a nominal spatial resolution of 0.7 cm³ for metabolite mapping.
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