Advanced Neuroimaging Techniques and Applications

This study shows that higher diffusion-weighting strengths (b-values) improve connectome reconstruction accuracy by reducing fiber orientation uncertainty, but SNR loss limits benefits beyond b=6000 s/mm2.

The paper creates lifespan reference curves for white matter microstructure using diffusion MRI data from multiple datasets and validates them with ApoE4 risk factor analysis.

This paper introduces an SBI framework for diffusion MRI analysis, showing it provides fast and accurate parameter estimation and uncertainty mapping compared to classical Bayesian methods.

This study uses BUAN and TDF to analyze white matter microstructure in autism, finding region-specific reductions in integrity and increases in diffusivity in the corpus callosum.

The paper generates synthetic diffusion MRI maps using diffusion models and evaluates their realism and utility for improving AI classifiers.

The paper examines white matter volume deviations in psychiatric disorders using normative modeling, finding heterogeneous patterns with some aggregation in autism and schizophrenia.

The paper uses MRI to show age-related changes in cortical microstructure that align with oligodendrocyte gene expression during development.

This paper introduces a method to accelerate multi-shell diffusion MRI by using Gaussian process reconstruction, improving image quality and enabling faster scans.

This study uses multi-parametric MRI to detect enhanced myelination in Gli1-/- mice, showing that combining T2, T1/T2, and radial diffusivity explains 80% of MBP variance in the corpus callosum.

The paper shares a multimodal 7T MRI dataset of ten healthy individuals, providing structural and functional brain data across multiple imaging modalities and parcellation scales.

This paper introduces gauge equivariant convolutional neural networks for diffusion MRI to improve angular resolution with fewer gradient directions.

This study uses a multiscale bundle analysis to examine how age and APOE genotype affect brain connectivity and cognitive metrics in cognitively normal individuals.

The paper examines how white matter microstructure, assessed via diffusion MRI, correlates with age, BMI, blood pressure, and genetic factors across different life stages.

This study uses image registration to transform DTI-derived muscle architecture from an extended to a flexed position, showing no significant change in average architectural parameters.

The paper examines fibre organisation in white matter across species and anatomical scales using diffusion MRI and x-ray synchrotron imaging, finding common structural principles despite species-specific variations.

This paper develops a hybrid diffusion MRI-microscopy tractography method to improve 3D brain connectivity reconstruction by combining high-resolution microscopy with diffusion MRI data.

This study identifies two main axes of thalamic organization using multimodal data, linking structural connectivity patterns to microstructural features, functional connectivity, and network organization.

This paper investigates the diffusion properties of DW-SSFP MRI sequences and introduces new signal representations to improve microstructural characterization in fixed tissue.

The paper aligns developmental timelines between mice and humans using diffusion MRI to map white matter pathway maturation and finds species-specific differences in brain development.

The paper analyzes the myelin g ratio from first principles, identifies artifacts in current methodologies, and proposes a framework for accurate interpretation.

This study compares ADC-fMRI and BOLD-fMRI to show ADC-fMRI provides complementary insights into brain function by detecting neuromorphological activity in white matter and revealing functional organisation of visual pathways.

This study investigates longitudinal brain structure changes during pregnancy and finds reduced gray matter volume and increased white matter neurite density, linked to hormone levels.

The paper identifies genetic and connectivity gradients that organize cortical patterning along three topographic axes.

This study examines age-related changes in diffusion properties of brain metabolites in cerebral and cerebellar grey matter using diffusion-weighted MR spectroscopy, finding non-significant trends in diffusivity and kurtosis with age.

This study uses differential tractography to quantify white matter changes in GM1 patients and controls, showing degradation in patients and growth in controls, with correlations to clinical scores.

This paper introduces a novel method to map the aggregate g-ratio of white matter tracts using multi-modal MRI and compares it to conventional tractometry in healthy adults.

This study develops a diffusion MRI protocol to simultaneously characterize brain and spinal cord microstructure using DTI, SMI, and SANDI, showing high image quality and reproducibility with some challenges in the spinal cord.

This study shows body size parameters significantly correlate with brain and spinal cord MRI metrics and should be included in neuroimaging studies.

This study links neuron-axon-synapse architecture to white matter vasculature in primates using multimodal MRI and other techniques, finding correlations between vascular patterns and axonal features.

This study investigates whether frequency-dependent diffusion-relaxation MRI can provide meaningful information or if it leads to overfitting in different tissue types and frequency ranges.