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28 results for “arterial spin labeling”
Time-encoded pseudo-continuous arterial spin labeling: increasing SNR in ASL dynamic angiography
<p>This repository contains the raw K-space data and all MATLAB (The MathWorks, Natick, MA) code used for reconstruction, simulations, data analysis, and figure generation used in the article titled "Time-encoded pseudo-continuous arterial spin labeling: increasing SNR in ASL dynamic angiography".</p> <p>## Referencing</p> <p>If you use any of the data or the code provided here, please cite:</p> <p>1. Woods JG, Schauman SS, Chiew M, Chappell MA, Okell TW. Time-encoded pseudo-continuous arterial spin labeling: Increasing SNR in ASL dynamic angiography. Magnetic Resonance in Medicine. 2023; doi:10.1002/mrm.29491<br> 2. This Zenodo repository: Joseph G. Woods, S. Sophie Schauman, Mark Chiew, Michael A. Chappell & Thomas W. Okell. (2022). Time-encoded pseudo-continuous arterial spin labeling: increasing SNR in ASL dynamic angiography [Data set]. Zenodo. https://doi.org/10.5281/zenodo.6791097</p> <p> </p> <p>If you use the reconstruction code provided here, please also cite:</p> <p>1. Fessler JA, Sutton BP. Nonuniform fast fourier transforms using min-max interpolation. IEEE Transactions on Signal Processing. 2003;51(2):560-574. doi:10.1109/TSP.2002.807005<br> 2. Fessler JA. Michigan Image Reconstruction Toolbox. https://web.eecs.umich.edu/~fessler/code/. Accessed February 26, 2018.<br> 3. Schauman SS. Accelerated_TEASL. https://github.com/SophieSchau/Accelerated_TEASL. Accessed October 19, 2020.<br> 4. Chiew M. MR Linear Encoding Operators. https://users.fmrib.ox.ac.uk/~mchiew/Tools.html. Accessed March 30, 2020.</p> <p>## Notes for use:</p> <p>All data processing is performed in MATLAB (tested with 2021a and 2021b on macOS 10.14 (Mojave) and 12 (Monterey))</p> <p>The "code/" and "data/" folders should be placed within the same folder. The necessary file paths within each script in "code/" will be set up automatically.</p> <p>**Note**: the file paths use "/", so would need to be manually changed for use on Windows, which uses "\" in file paths.</p> <p>- For performing full reconstruction of in vivo K-space data, **run reconalldata.m**.<br> - All code provided<br> - Uses:<br> 1. Jeff Fessler's MIRT: http://web.eecs.umich.edu/~fessler/irt/fessler.tgz<br> 2. Mark Chiew's: xfm_NUFFT.m, etc: https://users.fmrib.ox.ac.uk/~mchiew/Tools.html<br> 3. Sophie Schauman's Accelerated_TEASL: https://github.com/SophieSchau/Accelerated_TEASL</p> <p>- For plotting in-vivo data, **run figures_invivo.m**.<br> - FSL's read_avw to read in NIFTIs (but can replace this with MATLAB's in-built niftiread instead).<br> - (Install FSL from here: https://fsl.fmrib.ox.ac.uk/fsl/fslwiki/FslInstallation)<br> - All other code provided</p> <p>- For performing simulation and plotting results, **run figures_simulation.m**.<br> - All code provided</p> <p>- Location of specific Figure generation code:<br> - Figure 1: no code - manually made.<br> - Figure 2: figures_invivo.m<br> - Figure 3: figures_simulation.m<br> - Figure 4: figures_invivo.m<br> - Figure 5: figures_invivo.m<br> - Figure 6: figures_invivo.m<br> - Figure 7: figures_invivo.m<br> - Figure 8: figures_invivo.m<br> - Figure 9: figures_simulation.m<br> - Figure 10: figures_invivo.m<br> - Supporting Information Figure S1: figures_simulation.m<br> - Supporting Information Figure S2: figures_invivo.m<br> - Supporting Information Figure S3: figures_invivo.m<br> - Supporting Information Figure S4: figures_invivo.m<br> - Supporting Information Figure S5: figures_invivo.m<br> - Supporting Information Figure S6: figures_invivo.m<br> - Supporting Information Figure S7: figures_invivo.m<br> - Supporting Information Figure S8: figures_invivo.m<br> - Supporting Information Figure S9: figures_invivo.m<br> - Supporting Information Figure S10: figures_simulation.m</p>
VESPA ASL: VElocity and SPAtially Selective Arterial Spin Labeling
<p>This repository contains the simulation code, in vivo data, preprocessing code, and analysis code used in the Magnetic Resonance in Medicine article titled "VESPA ASL: VElocity and SPAtially Selective Arterial Spin Labeling" (<a href="https://doi.org/10.1002/mrm.29159">https://doi.org/10.1002/mrm.29159</a>). Please cite this article and this repository (<a href="https://doi.org/10.5281/zenodo.6870683">https://doi.org/10.5281/zenodo.6870683</a>) if you use any of this code or data in your work.</p> <p>Software requirements: BASH, FSL6, and MATLAB (tested with MATLAB versions 2021a and 2021b; requires the Optimization Toolbox and the Statistics and Machine Learning Toolbox). Preprocessing steps tested on macOS 12.4 (Monterey) and 10.14 (Mojave).</p> <p>This updated version (V2.0) simplifies and streamlines the setup of command line and MATLAB paths, making it easier to re-run the preprocessing and analysis steps.</p>
A general framework for optimizing arterial spin labeling MRI experiments
<p>This repository contains the simulation data, preprocessed in vivo data, and analysis code used in the Magnetic Resonance in Medicine article titled "A general framework for optimizing arterial spin labeling MRI experiments" (<a href="https://doi.org/10.1002/mrm.27580">https://doi.org/10.1002/mrm.27580</a>). Please cite this article if you use this code or data in your work.</p>
Arterial Spin Labeling MRI Focal Abnormalities in Refractory Epilepsy
ClinicalTrials.gov study NCT01772654. IPD Sharing: Not stated. Countries: 1. Publications: 1.
Designing and Comparing Optimized Pseudo-Continuous Arterial Spin Labeling Protocols for Measurement of Cerebral Blood Flow
<p>This repository contains the the simulation data, preprocessed in vivo data, and analysis code used in the NeuroImage article titled 'Designing and Comparing Optimized Pseudo-Continuous Arterial Spin Labeling Protocols for Measurement of Cerebral Blood Flow' (<a href="https://doi.org/10.1016/j.neuroimage.2020.117246">https://doi.org/10.1016/j.neuroimage.2020.117246</a>). Please cite this article if you use this code or data in your work.</p>
Accuracy of 1.5 T Versus 3 T Magnetic Resonance Arterial Spin Labeling to Measure Renal Blood Flow
ClinicalTrials.gov study NCT02746549. IPD Sharing: Not stated. Countries: 1. Publications: 1.
Arterial Spin Labeling Blood Flow MRI for Evaluation of Response to Antiangiogenic and Targeted Therapies of Renal Cell Carcinoma (RCC)
ClinicalTrials.gov study NCT00749320. IPD Sharing: NO. Countries: 1. Publications: 1.
Multi-delay Arterial Spin Labeling Application in Acute Ischemic Stroke
ClinicalTrials.gov study NCT05213793. IPD Sharing: UNDECIDED. Countries: 1. Publications: 2.
Perfusion by Arterial Spin Labelling Following Single Dose Tadalafil in Small Vessel Disease (PASTIS) Trial
ClinicalTrials.gov study NCT02450253. IPD Sharing: Not stated. Countries: 1. Publications: 2.
Non-Contrast Perfusion Using Arterial Spin Labeled MR Imaging for Assessment of Therapy Response in Metastatic Renal Cell Carcinoma
ClinicalTrials.gov study NCT04831138. IPD Sharing: Not stated. Countries: 1. Publications: 0.
Racemic Ketamine Versus S-ketamine With Arterial Spin Labeling (ASL)-MRI in Healthy Volunteers
ClinicalTrials.gov study NCT01506921. IPD Sharing: Not stated. Countries: 1. Publications: 0.
Arterial Spin Labeling MRI for Assessing Blood Perfusion in the Human Eye Repeatability Study and Clinical Application
ClinicalTrials.gov study NCT05724641. IPD Sharing: NO. Countries: 1. Publications: 0.
Measuring Cerebral Blood Flow Using Pseudo-continuous Arterial Spin Labeling Perfusion Magnetic Resonance Imaging
ClinicalTrials.gov study NCT02767609. IPD Sharing: NO. Countries: 0. Publications: 0.
A Study To Assess Effects Of PF-04958242 On Bold Functional Magnetic Resonance Imaging During Working Memory Activation And Arterial Spin Labeling At Rest In Healthy Subjects
ClinicalTrials.gov study NCT01365338. IPD Sharing: Not stated. Countries: 1. Publications: 0.
Correlation Between Prostate-specific Membrane Antigen Positron Emission Tomography and Arterial Spin Labeling Perfusion Imaging in Glioblastoma
ClinicalTrials.gov study NCT06600399. IPD Sharing: UNDECIDED. Countries: 1. Publications: 0.
Development and Validation Phase of Diffusion Tensor Imaging and Arterial Spin Labelling at 3 Tesla Using a Long-term Effort Model Applicable to Skeletal Muscle Characterization.
ClinicalTrials.gov study NCT02018718. IPD Sharing: Not stated. Countries: 1. Publications: 0.
Continuous Arterial Spin Labeling (CASL) MRI for Monitoring and Prediction of Drug Therapy in Alzheimers Disease (AD)
ClinicalTrials.gov study NCT00637442. IPD Sharing: Not stated. Countries: 1. Publications: 0.
Quantification of Cerebral Blood Flow by Arterial Spin Labeling in Vasospasm in Subarachnoid Haemorrhage
ClinicalTrials.gov study NCT02557607. IPD Sharing: Not stated. Countries: 1. Publications: 0.
Arterial Spin Labeling Blood Flow Magnetic Resonance Imaging for the Evaluation of Response to Therapy in Metastatic Renal Cell Carcinoma
ClinicalTrials.gov study NCT00953446. IPD Sharing: Not stated. Countries: 1. Publications: 0.
Arterial Spin Labeling Perfusion Magnetic Resonance (MR) Imaging in Pediatric Brain Tumors
ClinicalTrials.gov study NCT00907244. IPD Sharing: Not stated. Countries: 1. Publications: 0.
ScienceDex guides
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