Advanced Neuroimaging Techniques and Applications

The paper compares voxel- and surface-based methods for generating structural connectomes, finding voxel-based methods marginally better for age prediction and individual representation.

This study evaluates diffusion imaging methods for individual-specific precision, finding that BaMM reduces overfitting and achieves better crossing-fiber accuracy with more data.

The paper correlates grey matter volume changes with cellular metrics in mice using MRI and in vivo imaging.

The paper shares a dataset of diffusion MRI data and derivatives from collegiate athletes and non-athletes to study the effects of long-term athletic exposure on brain structure.

This paper uses dMRI to study neural micro-domains in the locust Schistocerca gregaria, identifying anatomical regions and connectivity patterns.

The paper identifies and compares three redundancy circuits in commissural pathways between human and rhesus macaque brains, finding reduced volumes in humans that support a redundancy-efficiency tradeoff.

This paper introduces a new framework to measure intravoxel diffusion heterogeneity and anisotropy using a constrained normal tensor-variate distribution and Monte Carlo simulations.

This paper introduces a method to visualize neural propagation dynamics via interhemispheric pathways using four-dimensional tractography.

This paper reviews and analyzes MRI markers for myelin measurement, finding correlations with histology but noting methodological limitations.

This paper introduces a multi-tissue multi-compartment model for diffusion MRI using single-TE acquisitions, enabling analysis of previously acquired datasets.

The paper identifies tertiary sulci in human lateral prefrontal cortex as meso-scale links between microstructural and functional properties, and shares probabilistic maps for these structures.

This study uses fixel-based analysis to examine age-related white matter differences in older and younger adults, revealing specific microstructural changes associated with aging.

This study investigates myelination in scene-network tracts across age groups using multimodal neuroimaging and finds increasing myelin from middle childhood to adulthood in specific regions.

The paper links multimodal brain imaging markers in adolescents with physical activity and health measures using canonical correlation analysis.

This paper shows that reducing tractography streamlines by two orders of magnitude does not significantly impact connectome identifiability, suggesting computational optimizations are feasible.

This study uses ex vivo diffusion MRI and histopathology to correlate tract disruptions with axonal injury in a TBI patient.

This paper introduces a novel imaging protocol using short-tracks track-density imaging to identify thalamic nuclei in vivo with high reliability.

This study investigates whether hippocampal grey matter myelination or iron content correlates with hippocampal-dependent task performance in young adults, finding no significant associations.

The paper introduces an R1-weighted connectome to complement traditional connectomes by incorporating myelin-sensitive MRI data, revealing differences in modular organization and functional gradients.

This paper introduces a stick stippling method for visualizing diffusion MRI fiber orientations and density, improving legibility and reducing clutter through 3D tube rendering and jittering techniques.

This paper presents a full-cortex connectome derived from probabilistic diffusion tractography, organized into the HCP-MMP1.0 atlas, and compares it to resting-state fMRI and evoked potential connectivity matrices.

This study assesses the repeatability of soma and neurite metrics in grey matter using diffusion MRI across five scans of six healthy adults, finding high reliability in key measures.

This paper creates the first chimpanzee white matter atlas using diffusion MRI tractography, enabling comparative neuroanatomical studies between humans and chimpanzees.

This paper introduces an algorithm to reduce tractography biases in white matter by modeling fibre density and orientation as a divergence-free vector field, improving cross-modal agreement with functional connectomes.

MaPPeRTrac streamlines and accelerates large-scale diffusion MRI tractography by automating the pipeline and leveraging HPC resources.

The paper uses diffusion MRI to predict 2-year-old neurodevelopmental outcomes from neonate cortical microstructure using support vector regression.

The paper shows that axon morphology is influenced by the local environment and affects diffusion MRI estimates of axon diameter and structure-function relationships.

This study uses multiple MRI techniques to analyze microstructural changes in white matter tracts after spatial navigation training in rats, finding significant distributional changes in myelin-specific measures.

The paper correlates generalized fractional anisotropy in white matter tracts with anxiety scores in healthy participants, finding reproducible associations in corpus callosum and cingulum.

This study examines DTI parameters and connectomic stability in fixed mouse brains over one year, finding that most metrics stabilize within two weeks of fixation.