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

Event-related alpha oscillations are functionally associated with P300 during information processing

J Yordanova1, V Kolev

  • 1Institute of Physiology, Bulgarian Academy of Science, Sofia.

Neuroreport
|November 27, 1998
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

Upfront boost to gross disease followed by elective pelvic radiation improves compliance to radiation therapy delivery metrics in locally advanced vulvar cancer.

Gynecologic oncology reports·2024
Same author

Laparoscopic Techniques of Ovarian Cystectomy in the Second Trimester.

Journal of minimally invasive gynecology·2016
Same author

Clinical Outcomes of Type II Endometrial Cancer in Open Versus Minimally Invasive Staging Surgery.

Journal of minimally invasive gynecology·2016
Same author

Detection and correlation of pre-operative, frozen section, and final pathology in high-risk endometrial cancer.

European journal of gynaecological oncology·2016
Same author

Carcinosarcoma of the ovary: a single institution experience and review of the literature.

European journal of gynaecological oncology·2016
Same author

Virtual navigator automatic registration technology in abdominal application.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2015
Same journal

Electroacupuncture alleviates neuroinflammation and promotes recovery of neurological functions after intracerebral hemorrhage by modulating α7nAChR/JAK2/STAT3 signaling pathway.

Neuroreport·2026
Same journal

Non-cell-autonomous regulation of Bhlhb5 expression in cortical projection neurons by GABAergic interneuron development and position.

Neuroreport·2026
Same journal

C-C motif chemokine ligand 3 mediates inflammatory response via NLRP3 inflammasome and neuron damage after traumatic brain injury.

Neuroreport·2026
Same journal

Methyltransferase-like 14 alleviates neuronal ferroptosis in Alzheimer's disease by regulating the peroxiredoxin 6/apoptosis signal-regulating kinase 1 signaling pathway.

Neuroreport·2026
Same journal

Hand mental rotation reaction time reflects motor imagery strategy and predicts changes in finger dexterity after motor imagery.

Neuroreport·2026
Same journal

Functional exploration of metabotropic glycine receptors in cultured rat hippocampal slices.

Neuroreport·2026
See all related articles

This study reveals that alpha brainwave activity, specifically faster oscillations, is linked to cognitive processing during an auditory oddball task. Enhanced frontal alpha synchronization correlates with target detection, suggesting its role in cognitive functions measured by P300 event-related potentials.

Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Electrophysiology

Background:

  • Electroencephalographic (EEG) alpha activity (7-14 Hz) is implicated in cognitive functions.
  • The relationship between event-related alpha oscillations and P300 event-related potentials (ERPs) remains unclear.
  • This study investigates the link between alpha activity and P300 during an auditory oddball task.

Purpose of the Study:

  • To examine how auditory oddball task processing affects slow (7-10 Hz) and fast (10-14 Hz) alpha activity within the P300 latency range.
  • To determine if event-related alpha oscillations are functionally associated with cognitive processing demands that elicit the P300 component.
  • To explore the role of frontal alpha oscillations in task processing.

Main Methods:

  • Recorded ERPs and quantified single-sweep phase-locking, power of phase-locked, and non-phase-locked alpha responses.

Related Experiment Videos

  • Utilized an auditory oddball task with targets (20%) and non-targets (80%) in nine subjects.
  • Analyzed alpha activity at frontal (Fz), central (Cz), and parietal (Pz) locations.

    • Main Results:

    • Targets elicited larger, more synchronized phase-locked fast alpha components at frontal-central locations compared to non-targets.
    • Reduced non-phase-locked slow alpha responses were observed at the parietal site for targets versus non-targets.
    • Simultaneously recorded P300 and alpha activity showed similar task sensitivity.

    Conclusions:

    • Event-related alpha oscillations are functionally associated with the cognitive processing demands that elicit P300.
    • Enhanced and synchronized frontal alpha activity plays a role in processing targets within an oddball task.
    • Findings support the involvement of alpha oscillations in cognitive brain functioning.