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Reliability of MRI-derived cortical and subcortical morphometric measures: Effects of pulse sequence, voxel geometry, and parallel imaging
2009
NeuroImage
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We examined how MRI-derived neurostructural measures are affected by three technological advancements: parallel acceleration, increased spatial resolution, and the use of a high bandwidth multiecho sequence ...
on the reliability of downstream morphometric measures has not been extensively studied. ...
Martinos Imaging Center at the McGovern Institute is supported in part by a generous gift from Pat and Lore McGovern. The Athinoula A. ...
doi:10.1016/j.neuroimage.2008.10.037
pmid:19038349
pmcid:PMC2739882
fatcat:f6f4md3mqnfyjgij2k4paa5nbm
Structural Brain Correlates Associated with Professional Handball Playing
2015
PLoS ONE
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Subcortical structures tended to be PLOS ONE | larger in handball players. ...
The anatomical measures of the brain regions associated with handball playing were positively correlated in handball players, but not interrelated in control women. ...
The Architecture of the Handball Player's Brain ...
doi:10.1371/journal.pone.0124222
pmid:25915906
pmcid:PMC4411074
fatcat:or7atodd3fctrmhhmccqfnd24i
Precision Brain Morphometry: Feasibility and Opportunities of Extreme Rapid Scans
[article]
2019
bioRxiv
pre-print
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Effects of sequence, resolution, acceleration, and number of scans within- and between-sessions were varied across six studies that included 1,025 scans. ...
Single ~1-min magnetization-prepared rapid gradient echo (MP-RAGE) scans that use wave-controlled aliasing in parallel imaging (Wave-CAIPI) encoding yield morphometric estimates nearly as accurate as those ...
Acknowledgments We thank the Harvard Center for Brain Science neuroimaging facility and FAS Division of Research Computing. ...
doi:10.1101/530436
fatcat:ve5nbxxwvrcjhjeeetq2lotsbq
Population based MRI and DTI templates of the adult ferret brain and tools for voxelwise analysis
2017
NeuroImage
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The purpose of this study was to build and make available MRI and DTI templates and analysis tools for the ferret brain as the ferret is a well-suited species for pre-clinical MRI studies with folded cortical ...
Four ferret brain templates were built in this study - in-vivo MRI and DTI and ex-vivo MRI and DTI - using brain images across many ferrets and region of interest (ROI) masks corresponding to established ...
for in-vivo MRI support. ...
doi:10.1016/j.neuroimage.2017.03.009
pmid:28315740
pmcid:PMC6409125
fatcat:et6owo45abao5lg3qn2xs6eqt4
Cortical Surface-Based Analysis
1999
NeuroImage
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These procedures allow for the routine use of cortical surface-based analysis and visualization methods in functional brain imaging. 1999 Academic Press ...
Several properties of the cerebral cortex, including its columnar and laminar organization, as well as the topographic organization of cortical areas, can only be properly understood in the context of ...
ACKNOWLEDGMENTS Thanks to Christophe Destrieux for helping with the validation of the surface reconstruction, to Kevin Hall for generating most of the surfaces shown in the document (and many more!) ...
doi:10.1006/nimg.1998.0395
pmid:9931268
fatcat:znjzqec4fvg75i5idduwb2y644
Studying neuroanatomy using MRI
2017
Nature Neuroscience
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Developments in MRI acquisition, image processing, and data modelling have been key to these advances. However, MRI provides an indirect measurement of the biological signals we aim to investigate. ...
The study of neuroanatomy using imaging enables key insights into how our brains function, are shaped by genes and environment, and change with development, aging, and disease. ...
Since MRI is not a direct picture of the underlying anatomy the outcomes of derived measures, such as cortical thickness or VBM, depend on sequence and hardware choices 24, 25 . ...
doi:10.1038/nn.4501
pmid:28230838
fatcat:coxs7fvuxneifo5sh2yoos2nf4
Quantitative multi-parameter mapping of R1, PD*, MT, and R2* at 3T: a multi-center validation
2013
Frontiers in Neuroscience
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We determined the inter-site bias, inter-site and intra-site coefficient of variation (CoV) for typical morphometric measures [i.e., gray matter (GM) probability maps used in voxel-based morphometry] and ...
The reliability and sensitivity of these multi-center studies crucially depend on the comparability of the data generated at different sites and time points. ...
We thank the volunteers for their time and effort participating in this study and travelling from site to site. ...
doi:10.3389/fnins.2013.00095
pmid:23772204
pmcid:PMC3677134
fatcat:oiczqdijxvbedbiy3mbvfsnlom
Automatic cortical surface reconstruction of high-resolution T 1 echo planar imaging data
2016
NeuroImage
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Echo planar imaging (EPI) is the method of choice for the majority of functional magnetic resonance imaging (fMRI), yet EPI is prone to geometric distortions and thus misaligns with conventional anatomical ...
when using cortical surface reconstructions derived directly from the MI-EPI reference. ...
and Dagmar Välimaa Fund, Swedish Cultural Foundation in Finland (11/7793-1166), Instrumentarium Science Foundation, and the Academy of Finland (grant #265917), and was made possible ...
doi:10.1016/j.neuroimage.2016.04.004
pmid:27079529
pmcid:PMC5234090
fatcat:m6xd66gnp5hmxh6h2gihc5p6de
Diffusion Tensor Imaging and Its Application to Traumatic Brain Injury: Basic Principles and Recent Advances
2012
Open Journal of Medical Imaging
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Diffusion MRI tractography is an extension of diffusion weighted imaging, and can provide additional information about white matter pathways and the integrity of brain neural networks. ...
Diffusion weighted imaging is an advanced magnetic resonance imaging (MRI) technique that is sensitive to the movement of water molecules, providing additional information on the micro-structural arrangement ...
Derived DTI Measures
Diffusivity Measures A number of related but distinct values can be derived from the DTI measurement. ...
doi:10.4236/ojmi.2012.24025
fatcat:h55evmhkkndapaczqmptddpguu
Focal cortical damage parallels cognitive impairment in minimal hepatic encephalopathy
2012
NeuroImage
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To aim this goal, cortical thickness obtained from high-resolution 3T magnetic resonance imaging (MRI) was measured in patients with no MHE (NMHE), MHE, and healthy controls. ...
Finally, we assessed group differences in volume of different subcortical regions and their potential relationships with CFF scores/blood ammonia levels. ...
Acknowledgments This work was supported by grants from the Spanish Ministry of Science and Innovation (SAF2008-03300 and SAF2011-25463 to JLC; SAF2008-00062, CSD2008-00005 to VF, FIS 06/0065 and PS09/00806 ...
doi:10.1016/j.neuroimage.2012.03.041
pmid:22465844
fatcat:vuer3nwfqzg2hecfq5qrxvfaba
Pathomechanisms of HIV-Associated Cerebral Small Vessel Disease: A Comprehensive Clinical and Neuroimaging Protocol and Analysis Pipeline
2020
Frontiers in Neurology
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MRI imaging follows the recommended clinical small vessel imaging standards and adds several advanced sequences to obtain quantitative assessments of brain tissues including white matter microstructure ...
The effects on the neurovascular unit are evaluated by a novel combination of imaging biomarkers. ...
ACKNOWLEDGMENTS We would like to acknowledge the contributions of additional team members to the efforts of this study, including study coordination, statistical support, image processing assistance, and ...
doi:10.3389/fneur.2020.595463
pmid:33384655
pmcid:PMC7769815
fatcat:mdxpzurd7zazbbq77x5zbhadxu
Automated brain tissue assessment in the elderly and demented population: Construction and validation of a sub-volume probabilistic brain atlas
2005
NeuroImage
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Methods: 20 subjects with Alzheimer's disease (AD), mild cognitive impairment, or normal cognition underwent MRI brain imaging and had their 3D volumetric datasets manually partitioned into 68 regions ...
Gray matter (GM), white matter (WM), and cerebral spinal fluid (CSF) voxel counts were then made in the subject's native space for comparison against automated volumetric measures within three subvolume ...
This requires correction of the morphometric measurements by the magnitude of the Jacobian of the affine spatial transformation. ...
doi:10.1016/j.neuroimage.2005.03.031
pmid:15908234
fatcat:ryjc624pmbarrnbzaaco3xoeuy
The ENIGMA Stroke Recovery Working Group: Big data neuroimaging to study brain-behavior relationships after stroke
2020
Human Brain Mapping
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Specifically, the processes for scalable data intake and preprocessing, multisite data harmonization, and large-scale stroke lesion analysis are described, and challenges unique to this type of big data ...
The goal of the Enhancing Neuroimaging Genetics through Meta-Analysis (ENIGMA) Stroke Recovery working group is to understand brain and behavior relationships using well-powered meta- and mega-analytic ...
to extract standard measures of subcortical volume (from eight subcortical regions of interest, bilaterally), and cortical thickness and cortical surface area (from 34 cortical regions of interest, bilaterally ...
doi:10.1002/hbm.25015
pmid:32310331
pmcid:PMC8675421
fatcat:lvelmlkkzrf2nemyl6jqbdqsqq
The minimal preprocessing pipelines for the Human Connectome Project
2013
NeuroImage
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This allows for combined cortical surface and subcortical volume analyses while reducing the storage and processing requirements for high ...
The Human Connectome Project (HCP) faces the challenging task of bringing multiple magnetic resonance imaging (MRI) modalities together in a common automated preprocessing framework across a large cohort ...
BF was supported in part by the National Center for Research Resources (P41-RR14075, and the NCRR BIRN Morphometric Project BIRN002, U24 RR021382), the National Institute for Biomedical Imaging and Bioengineering ...
doi:10.1016/j.neuroimage.2013.04.127
pmid:23668970
pmcid:PMC3720813
fatcat:odadekdvwzakxlxc4u24smozp4
Accurate prediction of V1 location from cortical folds in a surface coordinate system
2008
NeuroImage
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quality of this atlas provides direct evidence that surface-based intersubject registration methods are superior to volume-based methods at superimposing functional areas of cortex and therefore are better ...
suited to support multisubject averaging for functional imaging experiments targeting the cerebral cortex. ...
and Stroke (R01 NS052585), as well as the Mental Illness and Neuroscience Discovery (MIND) Institute and is part of the National Alliance for Medical Image Computing (NAMIC), funded by the National Institutes ...
doi:10.1016/j.neuroimage.2007.10.033
pmid:18055222
pmcid:PMC2258215
fatcat:aljlwjfsxngjnek4ybateybczi
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