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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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Localizing Function-specific Targets for Transcranial Magnetic Stimulation in the Absence of Navigation Equipment
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Localizing Function-specific Targets for Transcranial Magnetic Stimulation in the Absence of Navigation Equipment

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Neuromagnetic localization using magnetic resonance images.

M Singh1, R R Brechner, V W Henderson

  • 1Univ. of Southern California, Los Angeles, CA.

IEEE Transactions on Medical Imaging
|January 1, 1992
PubMed
Summary

Researchers combined brain magnetic field measurements with MRI scans to map neural activity. This technique accurately registers both modalities, visualizing brain function and structure in vivo.

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Multiple-mouse Neuroanatomical Magnetic Resonance Imaging
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Multiple-mouse Neuroanatomical Magnetic Resonance Imaging

Published on: February 27, 2011

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Last Updated: Jul 8, 2026

Localizing Function-specific Targets for Transcranial Magnetic Stimulation in the Absence of Navigation Equipment
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Multiple-mouse Neuroanatomical Magnetic Resonance Imaging
09:08

Multiple-mouse Neuroanatomical Magnetic Resonance Imaging

Published on: February 27, 2011

Area of Science:

  • Neuroscience
  • Biophysics
  • Medical Imaging

Background:

  • Neural activation generates measurable neuromagnetic fields.
  • Superconducting Quantum Interference Device (SQUID)-based neuromagnetometers detect these fields.
  • Neuromagnetic data alone lacks anatomical detail.

Purpose of the Study:

  • To develop a method for accurately registering neuromagnetic data with Magnetic Resonance Imaging (MRI).
  • To visualize the spatiotemporal distribution of neural activity in the human brain.

Main Methods:

  • Acquiring human neuromagnetic field data.
  • Obtaining corresponding Magnetic Resonance Images (MRIs).
  • Developing and applying a registration technique to combine both datasets.

Main Results:

  • Successful accurate registration of neuromagnetic and MRI data.
  • Portrayal of the spatiotemporal distribution of neural activity.
  • Demonstration of combined functional and anatomical brain visualization.

Conclusions:

  • Combining neuromagnetic measurements with MRI provides comprehensive in vivo brain visualization.
  • Accurate registration is key to integrating functional and structural brain data.
  • This approach enhances understanding of neural activity patterns.