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Related Concept Videos

Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...

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Related Experiment Video

Updated: Jul 12, 2026

Diffusion Tensor Magnetic Resonance Imaging in the Analysis of Neurodegenerative Diseases
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Diffusion Tensor Magnetic Resonance Imaging in the Analysis of Neurodegenerative Diseases

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[Three-dimensional white matter tractography based on diffusion-tensor magnetic resonance imaging].

Yi-Zhuo Li1, Zi-Lin Huang, Yi-Fei Wei

  • 1Tumor Hospital, Sun Yat-sen University, Guangzhou, China. liyizhuo68@126.com

Nan Fang Yi Ke Da Xue Xue Bao = Journal of Southern Medical University
|August 24, 2007
PubMed
Summary

Magnetic resonance diffusion-tensor imaging (MR-DTI) effectively visualizes brain white matter tracts. This noninvasive technique provides reliable in vivo mapping of structural brain connectivity.

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Last Updated: Jul 12, 2026

Diffusion Tensor Magnetic Resonance Imaging in the Analysis of Neurodegenerative Diseases
09:33

Diffusion Tensor Magnetic Resonance Imaging in the Analysis of Neurodegenerative Diseases

Published on: July 28, 2013

DTI of the Visual Pathway - White Matter Tracts and Cerebral Lesions
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DTI of the Visual Pathway - White Matter Tracts and Cerebral Lesions

Published on: August 26, 2014

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

Published on: November 8, 2012

Area of Science:

  • Neuroimaging
  • Neuroanatomy
  • Diffusion Tensor Imaging

Context:

  • Understanding brain white matter anatomy is crucial for neuroscience.
  • Traditional methods for visualizing white matter tracts can be invasive or limited.
  • Magnetic Resonance Diffusion-Tensor Imaging (MR-DTI) offers a novel noninvasive approach.

Purpose:

  • To evaluate the utility of MR-DTI in mapping white matter fiber tracts.
  • To assess the accuracy of MR-DTI in depicting known white matter anatomy.
  • To establish MR-DTI as a reliable tool for studying brain structural connectivity.

Summary:

  • MR-DTI successfully visualized major white matter tracts in six volunteers.
  • The imaging results correlated well with established white matter fiber anatomy.
  • Key tracts like the corpus callosum and internal capsule were clearly depicted.

Impact:

  • High-resolution MR-DTI provides detailed in vivo maps of normal brain white matter.
  • This technique enables rapid visualization of white matter tracts.
  • MR-DTI represents a significant advancement for studying brain connectivity.