Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

10.3K
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...
10.3K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Bimodality imaging as a companion to evaluate antitumour efficacy of TH-302 in experimental chondrosarcoma.

EJNMMI research·2025
Same author

Chemical exchange saturation transfer magnetic resonance imaging for metabolic mapping of ripening tomato fruit: Quite a challenge!

Food chemistry·2025
Same author

Impact of salting practices on sodium distribution in carrots assessed by quantitative MRI.

Food research international (Ottawa, Ont.)·2025
Same author

The continued industrial use of ethylene oxide despite health risks: An interventional radiology perspective on a broader medical challenge of balancing sterility, safety, and sustainability.

Diagnostic and interventional imaging·2025
Same author

Spatiotemporal quantification of sodium concentration in food using magnetic resonance imaging.

Food research international (Ottawa, Ont.)·2025
Same author

Deep brain stimulation of the subthalamic nucleus in severe Parkinson's disease: relationships between dual-contact topographic setting and 1-year worsening of speech and gait.

Acta neurochirurgica·2023

Related Experiment Video

Updated: Mar 30, 2026

High-resolution Functional Magnetic Resonance Imaging Methods for Human Midbrain
10:06

High-resolution Functional Magnetic Resonance Imaging Methods for Human Midbrain

Published on: May 10, 2012

13.6K

Using High Spatial Resolution to Improve BOLD fMRI Detection at 3T.

Juliana Iranpour1, Gil Morrot2, Béatrice Claise3

  • 1UR370 QuaPA-INRA, F-63122, Saint-Genès-Champanelle, France.

Plos One
|November 10, 2015
PubMed
Summary

High-resolution functional magnetic resonance imaging (fMRI) scans improve the detection of brain activity, particularly in taste-responsive regions when viewing food images. This method enhances blood oxygen-level-dependent (BOLD) contrast and signal quality.

More Related Videos

High-resolution In Vivo Manual Segmentation Protocol for Human Hippocampal Subfields Using 3T Magnetic Resonance Imaging
11:03

High-resolution In Vivo Manual Segmentation Protocol for Human Hippocampal Subfields Using 3T Magnetic Resonance Imaging

Published on: November 10, 2015

10.1K
High-resolution Structural Magnetic Resonance Imaging of the Human Subcortex In Vivo and Postmortem
08:16

High-resolution Structural Magnetic Resonance Imaging of the Human Subcortex In Vivo and Postmortem

Published on: December 30, 2015

15.9K

Related Experiment Videos

Last Updated: Mar 30, 2026

High-resolution Functional Magnetic Resonance Imaging Methods for Human Midbrain
10:06

High-resolution Functional Magnetic Resonance Imaging Methods for Human Midbrain

Published on: May 10, 2012

13.6K
High-resolution In Vivo Manual Segmentation Protocol for Human Hippocampal Subfields Using 3T Magnetic Resonance Imaging
11:03

High-resolution In Vivo Manual Segmentation Protocol for Human Hippocampal Subfields Using 3T Magnetic Resonance Imaging

Published on: November 10, 2015

10.1K
High-resolution Structural Magnetic Resonance Imaging of the Human Subcortex In Vivo and Postmortem
08:16

High-resolution Structural Magnetic Resonance Imaging of the Human Subcortex In Vivo and Postmortem

Published on: December 30, 2015

15.9K

Area of Science:

  • Neuroimaging
  • Cognitive Neuroscience
  • Sensory Science

Background:

  • Blood oxygen-level-dependent (BOLD) contrast functional magnetic resonance imaging (fMRI) is crucial for cognitive neuroscience.
  • High spatial resolution T2*-weighted scans may improve signal-to-noise ratio and BOLD sensitivity, especially in areas with susceptibility artifacts.
  • Understanding brain responses to food stimuli is important for dietary and health research.

Purpose of the Study:

  • To investigate the impact of spatial resolution on brain activation detection during visual food stimuli presentation.
  • To evaluate whether high-resolution fMRI enhances the identification of taste-responsive brain regions.
  • To compare findings with existing meta-analyses and explore bilateral activation patterns.

Main Methods:

  • Functional MRI (fMRI) was performed on 20 subjects at 3 Tesla.
  • Two voxel volumes were used: 3.4 μl (high resolution) and 27 μl (lower resolution).
  • Subjects viewed appetizing food pictures to elicit brain activation.

Main Results:

  • High-resolution acquisition (3.4 μl) significantly improved the detection of brain activations compared to lower resolution (27 μl).
  • Detected activations in taste-responsive regions were consistent with previous meta-analyses.
  • Activations were observed bilaterally, differing from some prior findings.
  • Improved BOLD contrast and signal-to-noise ratio due to reduced partial volume effect and susceptibility artifact mitigation explained the enhanced detection.

Conclusions:

  • High spatial resolution is a valuable technique for human BOLD fMRI studies.
  • This approach is particularly beneficial for investigating food-related stimuli and taste perception.
  • High-resolution fMRI offers improved sensitivity and accuracy in detecting neural responses.