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 Experiment Videos

Visual event-related potentials to moving stimuli: normative data.

Z Kubová1, J Kremlácek, J Szanyi

  • 1Department of Physiology, Faculty of Medicine, Charles University, Hradec Králové, Czech Republic. kubova@lfhk.cuni.cz

Physiological Research
|July 11, 2002
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Motion onset VEPs can see through the blur.

Scientific reports·2024
Same author

True pattern-reversal LED stimulator and its comparison to LCD and CRT displays: visual evoked potential study.

Scientific reports·2024
Same author

Investigating the transfer rate of waterpipe additives to smoke as an integral part of toxicological risk assessments.

Toxicology reports·2022
Same author

C-reactive protein, chemerin, fetuin-A and osteopontin as predictors of cardiovascular risks in persons with psoriasis vulgaris.

Physiological research·2021
Same author

Variation of selected genotoxic and epigenetic markers due to therapeutic exposure to PAHs and ultraviolet radiation.

Bratislavske lekarske listy·2020
Same author

The use of optical coherence tomography in chiasmal compression.

Ceska a slovenska oftalmologie : casopis Ceske oftalmologicke spolecnosti a Slovenske oftalmologicke spolecnosti·2019

This study determined the normal range for visual cognitive responses (P300) to moving stimuli. Significant circadian changes in P300 parameters were not observed, suggesting limited clinical use due to high variability.

Area of Science:

  • Neuroscience
  • Cognitive Science
  • Visual Neuroscience

Background:

  • The P300 event-related potential reflects cognitive processing of visual stimuli.
  • Understanding the normal range and variability of P300 is crucial for clinical applications.
  • Previous studies have not fully characterized P300 responses to moving visual stimuli.

Purpose of the Study:

  • To establish the normal range of P300 parameters for moving visual stimuli.
  • To investigate the circadian intra-individual variability of P300 responses.
  • To compare the inter-individual variability of P300 with other visual evoked potentials.

Main Methods:

  • 36 subjects were tested using an oddball paradigm with coherent and non-coherent visual motion stimuli.
  • P300 latency and amplitude were recorded.

Related Experiment Videos

  • A subgroup of 6 subjects was tested four times within a day to assess circadian variability.

    • Main Results:

    • Average P300 latency was 447.3 ± 46.6 ms and amplitude was 12.9 ± 6.0 microV for rare stimuli.
    • Reaction times ranged from 322 to 611 ms, with no correlation to P300 latency.
    • No significant circadian changes in P300 parameters were found.
    • P300 exhibited greater inter-individual variability (SD 50 ms) compared to pattern-reversal (SD 6.0 ms) and motion-onset VEPs (SD 14 ms).

    Conclusions:

    • The P300 response to moving stimuli shows high inter-individual variability, potentially limiting its clinical utility.
    • Intra-individual changes in P300 may be more informative than absolute values in a clinical context.
    • Further research is needed to refine the clinical application of P300 in visual neuroscience.