Advanced MRI Techniques and Applications

The novel phenomenon of inter-retinal coupling predicts cortical neurovascular responses in health and disease

The paper investigates inter-retinal coupling and its predictive relationship with cortical neurovascular responses in health and disease, finding that interocular coupling correlates with BOLD responses and may serve as a biomarker in diabetes.

A novel CEST-based approach for reliably assessing skeletal muscle oxidative phosphorylation: OXCEST

This paper introduces OXCEST, a CEST MRI method to assess skeletal muscle oxidative phosphorylation, showing strong correlation with 31P-MRS measurements.

MRI-Based Quantification of Central Nervous System Tissue and Cerebrospinal Fluid Volumes in Developing Pigs

This study quantifies CNS tissue and CSF volumes in developing pigs using MRI, revealing age-related changes in CSF distribution.

Indirect Deuterium Displacement Exchange Imaging for Non-invasive High-Resolution CSF Production Mapping

This paper introduces a non-invasive MRI method to map CSF production in rats using deuterium oxide and validates it with pharmacological suppression.

A simple, open-source restraint system for magnetic resonance imaging in awake rats

This paper introduces an open-source restraint system for awake rat fMRI that eliminates anesthesia, reducing stress and motion artifacts while enabling high-quality imaging and behavioral integration.

Comparison of T1- and T2-weighted MRI contrasts of ex vivo ex situ brains fixed with solutions used in gross anatomy laboratories

The paper compares T1- and T2-weighted MRI contrasts in brains fixed with different solutions, finding T2w images better suited for structural analysis.

Non-neuronal signal fluctuations in Alzheimer's disease and in mild cognitive impairment

This study investigates the relationship between vascular metrics and noise in Alzheimer's disease, mild cognitive impairment, and healthy controls using fMRI techniques.

Cerebrovascular response dynamics to hypercapnia in healthy aging

This study uses computational modeling to analyze cerebrovascular response dynamics to hypercapnia in healthy aging, finding age-related declines in vascular adaptability and response strength.

Reduced harmonic complexity of brain parenchymal cardiovascular pulse waveforms in Alzheimer's disease

This study introduces MREGRHP, a frequency domain imaging method, and finds reduced harmonic complexity in brain pulse waveforms in Alzheimer's disease patients.

Using Propensity Score Matching to Control for MRI Scan Quality

This paper uses propensity score matching to address motion artifacts in MRI scans, improving group comparability and reducing bias in neuroimaging analyses.

A molecular map of the living human brain from quantitative MRI

This paper introduces a non-invasive imaging framework combining qMRI and SRT to infer molecular features in neurodegeneration.

ZOnally magnified Oblique Multi-slice (ZOOM) for cardiac diffusion weighted imaging in vivo

This paper evaluates ZOOM as an alternative to ZOOMit for cardiac diffusion weighted imaging, showing reduced TE and aliasing artifacts.

Temporal evolution and spatial heterogeneity of cerebral cortical-depth profiles of the BOLD-fMRI response

The paper examines the temporal and spatial patterns of BOLD-fMRI responses in the cerebral cortex, finding that peak responses vary by location and that middle cortical layers show early activity.

Bidirectional crusher gradient method for estimating the labeling efficiency of pseudo-continuous arterial spin labeling MRI in mice

This study introduces a bidirectional crusher gradient method to estimate labeling efficiency in pCASL MRI for mice, finding typical efficiencies of 0.780 +/- 0.048.

MRS-Sim: Open-Source Framework for Simulating Realistic In Vivo-like MR Spectroscopy Data

MRS-Sim generates realistic in vivo-like MR spectroscopy data with known ground truth for validating methods and supporting research.

Combined Angiographic, Structural and Perfusion Radial Imaging using Arterial Spin Labeling

The paper introduces a non-contrast MRI method that simultaneously acquires angiographic, perfusion, and structural brain images in six minutes, showing improved vessel visibility and fewer artifacts compared to conventional methods.

Relaxation selective Intravoxel Incoherent Motion Imaging of Microvascular Perfusion and Fluid Compartments in the Human Choroid Plexus

This paper develops a relaxation-selective IVIM technique to assess fluid compartments and aging effects in the human choroid plexus using MRI in middle-aged to elderly and young participants.

Few-shot learning for highly accelerated 3D time-of-flight MRA reconstruction

This paper develops a few-shot learning method for 3D TOF-MRA reconstruction, achieving high-quality results with minimal experimental data and outperforming existing methods.

Dynamic Magnetic Resonance Imaging of Whole-Stomach Motility in Rats

This paper develops a non-invasive MRI protocol to capture whole-stomach dynamics in anesthetized rats with high spatiotemporal resolution.

Cortical-layer EEG-fMRI at 7T: experimental setup and analysis pipeline to elucidate generating mechanisms of alpha oscillations

This paper establishes a method to non-invasively study alpha oscillations using simultaneous EEG and layer-fMRI, showing depth-dependent correlations between alpha power and BOLD signals.

Optimized Quantitative Susceptibility Mapping at 7T MRI for Assessing Iron Deposition in Alzheimers Disease

This study optimizes QSM processing at 7T MRI to detect iron deposition differences between Alzheimer's disease patients and healthy controls.

Update on the reproduction and interpretation of DIANA fMRI

The paper reproduces DIANA fMRI experiments in anesthetized mice and analyzes the signal origin, suggesting PSS oscillations may generate DIANA signals rather than direct neuronal responses.

Imaging brain vascular function in Cystic Fibrosis: an MRI study of cerebral blood flow and brain oxygenation

This study uses MRI to examine brain blood flow and oxygen metabolism in patients with cystic fibrosis, finding elevated cerebral metabolic rate of oxygen consumption compared to healthy controls.

Functional imaging of hippocampal layers using VASO and BOLD on the Next Generation (NexGen) 7T Scanner

This paper optimizes CBV VASO on a 7T scanner to study hippocampal layer function, finding distinct activation patterns between VASO and BOLD in subiculum layers and revealing anterior-posterior dissociation in hippocampal connectivity.

Characterization of real B0 shim fields generated by higher order B0 shim systems of whole body human 3T and 7T MRI systems

This study evaluates the performance of higher-order B0 shim systems in 7T MRI systems, finding that second- and third-order shim coils introduce impurities that reduce B0 field homogeneity and effectiveness.

Vascular draining confounds laminar decoding in fMRI

This study shows that vascular draining affects laminar decoding in fMRI and that deconvolution can improve specificity but not fully resolve ambiguities.

OmniShim - a vendor-independent B0 Shimming software toolbox

OmniShim improves B0 magnetic field homogeneity across MRI systems, enhancing image quality and spectral resolution in various applications.

Resomapper: A Versatile Pipeline for Multiparametric MRI Processing. A Demonstrative Application in Mouse Brain Imaging

Resomapper simplifies multiparametric MRI processing by integrating tools into a user-friendly pipeline, demonstrating its application in analyzing sex differences in mouse brain imaging.

Towards whole-heart quantitative myocardial perfusion using a dual-sequence framework with multiband acceleration

This paper develops a multiband-accelerated quantitative myocardial perfusion MRI technique to improve left ventricular coverage and provides a semi-automated framework for myocardial blood flow quantification.

7 Tesla fMRI characterisation of the cortical-depth-dependentBOLD response in early human development

This study uses 7 Tesla fMRI to examine BOLD responses in newborns and adults, showing depth-dependent changes in cortical activity related to development.