Advanced Neuroimaging Techniques and Applications

Lifespan reference curves for harmonizing multi-site regional brain white matter metrics from diffusion MRI

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.

Uncertainty mapping and probabilistic tractography using Simulation-Based Inference in diffusion MRI: A comparison with classical Bayes

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.

Widespread gray and white matter microstructural alterations in dual cognitive-motor impairment

This study identifies widespread microstructural changes in gray and white matter in individuals with dual cognitive-motor impairment compared to isolated impairments and controls.

In vivo MRI measurement of microstructural constraints for direct delivery of therapeutics within the brain

This study uses in vivo MRI to assess how brain microstructure affects therapeutic delivery via convection-enhanced delivery in an ovine model.

White Matter Microstructural Alterations in Autism Localized with Bundle Analytics

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.

Neuroanatomy of catecholaminergic circuits in the brainstem and hypothalamus using T1-weighted and diffusion magnetic resonance imaging in humans: implications for brain-immune interactions, cardiovascular disease, neuropsychiatric disorders, stress response, and COVID-19

This study maps catecholaminergic circuits in the human brainstem and hypothalamus using MRI, showing their relevance to neurological and psychiatric disorders.

Evaluating Synthetic Diffusion MRI Maps created with Diffusion Denoising Probabilistic Models

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

Multi-Metric Quantitative MRI Identifies Spatially Distinct Age-Related Brain Differences in Female Bonnet Macaques

This study uses multi-metric quantitative MRI to identify age-related brain differences in female bonnet macaques, showing that combining metrics improves classification accuracy over single-metric approaches.

Shared genomic architecture of the brain white matter structural connectome and intelligence

The paper identifies genetic variants associated with brain white matter connectome efficiency and intelligence, showing shared SNPs and improved prediction when combining polygenetic scores with connectome data.

Multiscale heterogeneity of white matter morphometry in psychiatric disorders

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

MRI signatures of cortical microstructure in human development align with oligodendrocyte cell-type expression

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

Accelerated multi-shell diffusion MRI with Gaussian process estimated reconstruction of multi-band imaging

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

Multimodal precision MRI of the individual human brain at ultra-high fields

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.

Mapping Along-Tract White Matter Microstructural Differences in Autism

This study uses BUAN and TDF to map white matter microstructural differences in autism, finding altered fractional anisotropy and diffusivity in specific regions of major tracts.

Gauge equivariant convolutional neural networks for diffusion mri

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

Structural Determinants of Signal Speed: A Multimodal Investigation of Face Processing in Autism Spectrum Disorder

The paper introduces a novel metric, estimated axonal latency, to measure neuronal processing speed in autism spectrum disorder using MRI and EEG data.

Mapping the impact of age and APOE risk factors for late onset Alzheimer disease on long range brain connections through multiscale bundle analysis

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

Ex vivo massively multidimensional diffusion-relaxation correlation MRI: scan-rescan reproducibility and caveats

This study evaluates the reproducibility of MMD-MRI metrics in ex vivo mouse brains and identifies fixation time effects.

White matter microstructure links with brain, bodily and genetic attributes in adolescence, mid- and late life

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

Diffusion MRI microstructure markers of changes in the human brain across the lifespan

This study uses 3T-CSD to analyze diffusion MRI microstructure across the lifespan, finding age-related changes in signal fractions across brain regions.

The NTU-DSI-122 template as a flexible platform for fiber orientation distribution registration of diffusion microstructure into stereotaxic space

This paper introduces a novel FOD-based registration method using the NTU-DSI-122 template, showing improved reliability and accuracy compared to intensity-based registration for dMRI data.

A registration strategy to characterize DTI-observed changes in skeletal muscle architecture due to passive shortening

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.

Dense Longitudinal Precision Neuroimaging of Recovery from Traumatic Brain Injury

This study uses dense longitudinal DTI to track white matter recovery in a TBI patient and control, showing individualized recovery trajectories and their correlation with cognitive and emotional recovery.

In vivo tractography of human neonatal white-matter pathways underlying hypothalamic and reward functions to study predispositions to neurodevelopmental conditions and obesity

This study uses in vivo tractography to examine neonatal white matter pathways related to hypothalamic and reward functions, linking early-life factors to later neurodevelopmental and obesity outcomes.

Bridging the 3D geometrical organisation of white matter pathways across anatomical length scales and species

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.

Synthetic Diffusion Tensor Imaging Maps Generated by 2D and 3D Probabilistic Diffusion Models: Evaluation and Applications

This study evaluates 2D and 3D diffusion models for generating synthetic DTI maps, finding 3D models perform better in downstream tasks like sex and dementia classification.

Myelination across cortical hierarchies and depths in humans and macaques

This study compares myelination patterns across cortical depths and hierarchies in humans and macaques, finding a conserved inside-out pattern with extended myelination in humans.

Consistent cerebellar pathway-cognition associations across pre-adolescents & young adults: a diffusion MRI study of 9000+ participants

This study examines cerebellar pathway microstructure and cognitive performance in over 9,000 participants, finding consistent associations across pre-adolescents and young adults.

A Multimodal Characterization of Low-Dimensional Thalamocortical Structural Connectivity Patterns

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

Investigating tissue microstructure using steady-state diffusion MRI

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