NeuroMark: An automated and adaptive ICA based pipeline to identify reproducible fMRI markers of brain disorders.
NeuroMark: An automated and adaptive ICA based pipeline to identify reproducible fMRI markers of brain disorders.
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NeuroMark:基于自动化和自适应 ICA 的管道,用于识别脑部疾病的可重复功能磁共振成像标记。
DOI:
10.1016/j.nicl.2020.102375
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发表时间:
2020
期刊:
影响因子:
--
通讯作者:
Alzheimer's Disease Neuroimaging Initiative
中科院分区:
文献类型:
--
作者:
Du Y;Fu Z;Sui J;Gao S;Xing Y;Lin D;Salman M;Abrol A;Rahaman MA;Chen J;Hong LE;Kochunov P;Osuch EA;Calhoun VD;Alzheimer's Disease Neuroimaging Initiative
Propose a new pipeline to link brain changes among different datasets, studies, and disorders. Identify reproducible biomarkers in schizophrenia using independent data. Find both common and unique brain impairments in schizophrenia and autism. Reveal gradual changes from healthy controls to mild cognitive impairment to Alzheimer’s disease. Obtain high classification accuracy (~90%) between bipolar disorder and major depressive disorder. Many mental illnesses share overlapping or similar clinical symptoms, confounding the diagnosis. It is important to systematically characterize the degree to which unique and similar changing patterns are reflective of brain disorders. Increasing sharing initiatives on neuroimaging data have provided unprecedented opportunities to study brain disorders. However, it is still an open question on replicating and translating findings across studies. Standardized approaches for capturing reproducible and comparable imaging markers are greatly needed. Here, we propose a pipeline based on the priori-driven independent component analysis, NeuroMark, which is capable of estimating brain functional network measures from functional magnetic resonance imaging (fMRI) data that can be used to link brain network abnormalities among different datasets, studies, and disorders. NeuroMark automatically estimates features adaptable to each individual subject and comparable across datasets/studies/disorders by taking advantage of the reliable brain network templates extracted from 1828 healthy controls as guidance. Four studies including 2442 subjects were conducted spanning six brain disorders (schizophrenia, autism spectrum disorder, mild cognitive impairment, Alzheimer’s disease, bipolar disorder, and major depressive disorder) to evaluate validity of the proposed pipeline from different perspectives (replication of brain abnormalities, cross-study comparison, identification of subtle brain changes, and multi-disorder classification using identified biomarkers). Our results highlight that NeuroMark effectively identified replicated brain network abnormalities of schizophrenia across different datasets; revealed interesting neural clues on the overlap and specificity between autism and schizophrenia; demonstrated brain functional impairments present to varying degrees in mild cognitive impairments and Alzheimer's disease; and captured biomarkers that achieved good performance in classifying bipolar disorder and major depressive disorder.
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