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Updated: Jul 15, 2025

Co-analysis of Brain Structure and Function using fMRI and Diffusion-weighted Imaging

Co-analysis of Brain Structure and Function using fMRI and Diffusion-weighted Imaging

Published on: November 8, 2012

使用fMRI数据对双胞胎进行结构和功能网络分析.

Xing Yao¹, Benjamin Klugah-Brown¹, Hang Yang¹

¹The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Laboratory for Neuroinformation, Center for Information in Medicine, School of Life Science and Technology, University of Electronic Science and Technology of China, Chengdu 611731, China.

Cerebral cortex (New York, N.Y. : 1991)

|September 29, 2023

概括

遗传因素显著影响大脑结构和功能. 双胞胎在大脑灰白质密度和动态大脑活动模式方面与非相关个体相比,表现出更大的相似性,突出了遗传学.

关键词:

协同激活模式的模式功能性核磁共振成像 (MRI) 功能性核磁共振成像基于源的形态测量方法结构性核磁共振成像 (MRI)他们是双胞胎,双胞胎.

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Published on: September 12, 2011

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Last Updated: Jul 15, 2025

Co-analysis of Brain Structure and Function using fMRI and Diffusion-weighted Imaging

Co-analysis of Brain Structure and Function using fMRI and Diffusion-weighted Imaging

Published on: November 8, 2012

Network Analysis of the Default Mode Network Using Functional Connectivity MRI in Temporal Lobe Epilepsy

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Published on: August 5, 2014

Probing the Brain in Autism Using fMRI and Diffusion Tensor Imaging

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Published on: September 12, 2011

科学领域:

神经科学是一个神经科学.
行为遗传学行为遗传学
人类大脑成像人类大脑成像

背景情况:

遗传学对人类特征有深远的影响,双胞胎研究证明了这一点.
了解对大脑的遗传影响对于神经科学至关重要.
以前的研究强调了对各种生物系统的遗传贡献.

研究的目的:

研究人类大脑结构和功能的遗传基础.
为了比较双胞胎和无关联个体之间的脑成像数据.
量化遗传因素对大脑形态和活动的影响.

主要方法:

利用了来自昆士兰双胞胎成像研究的磁共振成像 (MRI) 数据.
应用基于源的形态测量 (SBM) 来识别内在的大脑组件.
采用协同激活模式分析来描述动态的功能性大脑状态.

主要成果:

双胞胎在灰色和白质密度上表现出明显更高的相似性,而不是与无关的受试者.
通过同活化模式分析,确定了四种不同的大脑活动状态.
双胞胎在这些大脑活动状态中表现出更大的时间和空间相似性.

结论:

结果支持遗传学对大脑结构和动态功能活动的强烈影响.
证明双胞胎相似性延伸到大脑网络参与的复杂模式.
表明了先进的神经成像方法的潜力,以探索大脑网络中的基因环境相互作用.