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Related Concept Videos

Brain Imaging01:14

Brain Imaging

Brain imaging technologies provide critical insights into both the structure and function of the human brain, enabling medical professionals and researchers to diagnose, study, and treat neurological disorders or psychiatric disorders more effectively.
These technologies include computerized axial tomography (CAT or CT scans), positron-emission tomography (PET scans),  magnetic resonance imaging (MRI),  functional magnetic resonance imaging (fMRI), and Transcranial Magnetic Stimulation (TMS).

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Cerebellar iTBS Modulates Cortical Network Properties: An fNIRS Study.

Chuan Guo1,2, Ayan Geng1,2, Qinglei Wang1,2

  • 1Department of Rehabilitation Medicine, The First Affiliated Hospital With Nanjing Medical University, 210029 Nanjing, Jiangsu, China.

Journal of Integrative Neuroscience
|March 31, 2026
PubMed
Summary

Cerebellar intermittent theta burst stimulation (iTBS) altered brain network properties during a balance task in healthy adults. This suggests iTBS can modulate cortical activity, potentially impacting neurological function.

Keywords:
cerebellumcerebral cortexfunctional near-infrared spectroscopyintermittent theta burst stimulation

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Area of Science:

  • Neuroscience
  • Brain Stimulation
  • Network Analysis

Background:

  • The human brain features a connected circuit between the cortex and cerebellum.
  • Cerebellar intermittent theta burst stimulation (iTBS) shows potential for enhancing balance and neuroplasticity.
  • This research explores if cerebellar iTBS influences cortical activity.

Purpose of the Study:

  • To determine if cerebellar iTBS can elicit measurable cortical responses in healthy individuals.
  • To investigate the effects of cerebellar iTBS on brain network dynamics during various tasks.

Main Methods:

  • 100 healthy volunteers were randomized into real or sham iTBS groups.
  • Functional near-infrared spectroscopy (fNIRS) monitored cortical activation.
  • Tasks included resting, walking, and unilateral support, with graph theory analysis applied.

Main Results:

  • Significant alterations in brain network properties were observed during the unilateral support task.
  • Analysis indicated a shift from optimal small-world organization and reduced global integration.
  • No significant cortical changes were detected during resting or walking tasks.

Conclusions:

  • Cerebellar iTBS demonstrates the capacity to modulate cortical activity.
  • Further research is required to validate the clinical implications of these findings.