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Anatomical Brain Networks on the Prediction of Abnormal Brain States
2013
Brain Connectivity
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Graph-based brain anatomical network analysis models the brain as a graph whose nodes represent structural/ functional regions, whereas the links between them represent nervous fiber connections. ...
This article offers an overview from early gross connectional anatomy explorations until more recent advances on anatomical brain network reconstruction approaches, with a specific focus on how the latter ...
Acknowledgments I am grateful to Mireille Besson, Philip J. ...
doi:10.1089/brain.2012.0122
pmid:23249224
fatcat:bujls77bb5fdtivilt5iqbhatu
Hierarchical topological network analysis of anatomical human brain connectivity and differences related to sex and kinship
2012
NeuroImage
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fiber tracts in the white matter, providing a basis to reconstruct a detailed map of brain structural connectivity networks. ...
In addition to studying new topological features, here we provide a unifying general method to investigate topological brain networks and connectivity differences between individuals, pairs of individuals ...
In a degenerative disease such as Alzheimer's disease, for example, there is interest in whether network measures of brain connectivity are altered by the disease. ...
doi:10.1016/j.neuroimage.2011.10.096
pmid:22108644
pmcid:PMC3551467
fatcat:vu5x7jetuvheli3vn7eqpmgro4
Robust multimodality registration for brain mapping
1997
Human Brain Mapping
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A new generalized distance definition and new specific methodologies allow registration of scans that cover only a limited range of brain surface. ...
In conclusion, the application of several new image processing techniques allowed efficient and robust registration. r Human Brain Mapping 5:3-17(1997) r r 1997 Wiley-Liss, Inc. r Robust Multimodality ...
We consequently devised a new anisotropic chamfer distance map (ACDM; detailed in Surface Matching, below) to obtain truly isotropic erosion. ...
doi:10.1002/(sici)1097-0193(1997)5:1<3::aid-hbm2>3.3.co;2-b
fatcat:e24bs3alp5ddhbqurfjkfd67om
Robust multimodality registration for brain mapping
1997
Human Brain Mapping
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A new generalized distance definition and new specific methodologies allow registration of scans that cover only a limited range of brain surface. ...
In conclusion, the application of several new image processing techniques allowed efficient and robust registration. r Human Brain Mapping 5:3-17(1997) r r 1997 Wiley-Liss, Inc. r Robust Multimodality ...
We consequently devised a new anisotropic chamfer distance map (ACDM; detailed in Surface Matching, below) to obtain truly isotropic erosion. ...
doi:10.1002/(sici)1097-0193(1997)5:1<3::aid-hbm2>3.0.co;2-7
pmid:20408206
fatcat:rjf5uybrwbhhvilhbu34byaljy
Identifying and Mapping Connectivity Patterns of Brain Network Hubs in Alzheimer's Disease
2014
Cerebral Cortex
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Alzheimer's disease (AD) is associated not only with regional gray matter damages, but also with abnormalities in functional integration between brain regions. ...
Finally, the nodal connectivity strength in the posteromedial cortex exhibited a highly discriminative power in distinguishing individuals with AD from HCs. ...
Introduction Alzheimer's disease (AD) is a progressive, neurodegenerative disease characterized by a decline of memory and cognitive functions. ...
doi:10.1093/cercor/bhu246
pmid:25331602
fatcat:zzo7wrofkbh7nc34tbaipzni44
Rich club analysis in the Alzheimer's disease connectome reveals a relatively undisturbed structural core network
2015
Human Brain Mapping
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Diffusion imaging can assess the white matter connections within the brain, revealing how neural pathways break down in Alzheimer's disease (AD). ...
From whole-brain tractography, we reconstructed structural brain connectivity networks to map connections between cortical regions. ...
Drug Discovery Research and Education, and the study is coordinated by the Alzheimer's Disease Cooperative Study at the University of California, San Diego. ...
doi:10.1002/hbm.22830
pmid:26037224
pmcid:PMC4504816
fatcat:ltqlyxmjiff37jier5i6kg5ucu
The heterogeneous functional architecture of the posteromedial cortex is associated with selective functional connectivity differences in Alzheimer's disease
2019
Human Brain Mapping
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The posteromedial cortex (PMC) is a key region involved in the development and progression of Alzheimer's disease (AD). ...
These distinct connectivity profiles were subsequently quantified in the Alzheimer's Disease Neuroimaging Initiative study, to examine functional connectivity differences in AD patients and cognitively ...
Subsequently, these detailed maps of the PMC were used to compare functional connectivity differences in AD using the publicly available and widely phenotyped Alzheimer's Disease Neuroimaging Initiative ...
doi:10.1002/hbm.24894
pmid:31854490
pmcid:PMC7268042
fatcat:x4gtebmu7fekxg4ojxifyppcpq
Loss in connectivity among regions of the brain reward system in alcohol dependence
2012
Human Brain Mapping
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A recently developed measure of structural brain connectivity disruption, the loss in connectivity (LoCo), is adapted for studies in alcohol dependence. ...
Abstract A recently developed measure of structural brain connectivity disruption, the Loss in Connectivity (LoCo), is adapted for studies in alcohol dependence. ...
Acknowledgments This work was supported by the National Institutes of Health [F32 EB012404-02 to AK, P41 RR023953-02 to AR and DJM, P41 RR023953-02S1 to AR, R21 EB008138-02 to AR, AA10788 to DJM, DA24136 ...
doi:10.1002/hbm.22132
pmid:22815206
pmcid:PMC3931305
fatcat:ll6lumbe2jbvtjpscin7idcrsm
Diffusion Tensor Imaging (DTI)-based White Matter Mapping in Brain Research: A Review
2007
Journal of Molecular Neuroscience
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While DTI offers a powerful tool to study and visualize white matter, it suffers from inherent artifacts and limitations. ...
Nevertheless, when combined with functional brain mapping, DTI provides an efficient tool for comprehensive, noninvasive, functional anatomy mapping of the human brain. ...
DTI as an Anatomical Tool (or To Track or Not To Track?) ...
doi:10.1007/s12031-007-0029-0
pmid:18157658
fatcat:5t3ewp6j2ja73fyshg7hk5usuu
In vivo neuropathology of the hippocampal formation in AD: A radial mapping MR-based study
2006
NeuroImage
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Early involvement of the hippocampal formation is the biological basis of the typical learning deficit in Alzheimer's disease (AD). ...
The aim of the study was to locate in vivo the structural changes within the hippocampal formation in AD patients of mild to moderate severity. ...
for Research Resources (P50 AG016570, R21 EB01651, R21 RR019771 to P.T., and P41 RR13642 and U54 GM072978 to A.W.T.). ...
doi:10.1016/j.neuroimage.2006.03.015
pmid:16631382
fatcat:4o65oigidffllkfvweh62nl6sy
Cortical Hubs Revealed by Intrinsic Functional Connectivity: Mapping, Assessment of Stability, and Relation to Alzheimer's Disease
2009
Journal of Neuroscience
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To identify regions of high connectivity in the human cerebral cortex, we applied a computationally efficient approach to map the degree of intrinsic functional connectivity across the brain. ...
These nexuses are intriguing because of their potential role in integration and also because they may augment metabolic cascades relevant to brain disease. ...
Comparison of locations of hubs to A deposition in early-stage Alzheimer's disease. ...
doi:10.1523/jneurosci.5062-08.2009
pmid:19211893
pmcid:PMC2750039
fatcat:iyvjhh62zndzblxhl5mj4sdxa4
Quantitative mapping of the brain's structural connectivity using diffusion MRI tractography: a review
[article]
2021
arXiv
pre-print
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In this paper, we provide a high-level overview of how tractography is used to enable quantitative analysis of the brain's structural connectivity in health and disease. ...
Over the last two decades, the study of brain connectivity using dMRI tractography has played a prominent role in the neuroimaging research landscape. ...
CHY is grateful to the Ministry of Science and Technology of Taiwan (MOST 109-2222-E-182-001-MY3) for the support. ...
arXiv:2104.11644v1
fatcat:l3ixpcwu7jb7zcqo2sm5pswmja
The contribution of electrophysiology to functional connectivity mapping
2013
NeuroImage
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A powerful way to probe brain function is to assess the relationship between simultaneous changes in activity across different parts of the brain. ...
In recent years, the temporal activity correlation between brain areas has frequently been taken as a measure of their functional connections. ...
MLS is supported by a Human Frontiers Long-Term Fellowship; MJB is supported by a Leverhulme Trust Early Career Fellowship. ...
doi:10.1016/j.neuroimage.2013.04.010
pmid:23587686
pmcid:PMC4206447
fatcat:t6d777vsmvgqtf3lkg6is6m7ve
Brain Molecular Connectivity in Neurodegenerative Diseases: Recent Advances and New Perspectives Using Positron Emission Tomography
2019
Frontiers in Neuroscience
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Positron emission tomography (PET) represents a unique molecular tool to get in vivo access to a wide spectrum of biological and neuropathological processes, of crucial relevance for neurodegenerative ...
Finally, we will highlight possible future perspectives in the field, with reference in particular to newly available PET tracers, which will expand the application of molecular connectivity to new, exciting ...
(Malpetti et al., 2018) , suggesting a multi-factorial modulation of brain connectivity in Alzheimer's disease. ...
doi:10.3389/fnins.2019.00617
pmid:31258466
pmcid:PMC6587303
fatcat:r7ofmlabf5di3pjuxivbqvor2m
Decreased between-hemisphere connectivity strength and network efficiency in geriatric depression
2016
Human Brain Mapping
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Between-hemisphere connectivity and graph theoretical methods were used to analyze the data. ...
To address these questions, we acquired diffusion tensor images in 24 RGD and 24 healthy participants. Among them, 10 patients and 19 healthy controls completed a 1-year follow up. ...
Similar findings were found in a functional network study in depression and in a structural network study in MCI and Alzheimer's disease [Ajilore et al., 2014; Bai et al., 2012; Lo et al., 2010] . ...
doi:10.1002/hbm.23343
pmid:27503772
pmcid:PMC5899899
fatcat:xfehjiv54rdqzbrkzri3yrf2pe
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