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

Long-term Potentiation01:35

Long-term Potentiation

58.8K
Long-term potentiation, or LTP, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTP is the process of synaptic strengthening that occurs over time between pre- and postsynaptic neuronal connections. The synaptic strengthening of LTP works in opposition to the synaptic weakening of long-term depression (LTD) and together are the main mechanisms that underlie learning and memory.
58.8K
Long-term Potentiation01:25

Long-term Potentiation

3.7K
Long-term potentiation, or LTP, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTP is the process of synaptic strengthening that occurs over time between pre and postsynaptic neuronal connections. The synaptic strengthening of LTP works in opposition to the synaptic weakening of long-term depression (LTD) and together are the main mechanisms that underlie learning and memory.
Hebbian LTP
LTP can occur when...
3.7K

You might also read

Related Articles

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

Sort by
Same author

The relationship between cognitive and reading skills in typically developing pre-primary school children.

Frontiers in behavioral neuroscience·2026
Same author

Bridging dream and wake states: a new tool for consciousness research.

Neuroscience of consciousness·2026
Same author

Transcranial alternating current stimulation improves cognitive functions in healthy subjects through modifying frontoparietal and dorsal attention networks based on personalized individual theta frequency analysis.

Frontiers in behavioral neuroscience·2026
Same author

Resting-state EEG microstates link neural dynamics to fluid intelligence in mild cognitive impairment.

Frontiers in aging neuroscience·2026
Same author

Abnormal periodic and aperiodic resting-state electroencephalographic markers in Lewy body and Alzheimer's diseases with cognitive decline.

GeroScience·2026
Same author

Source-space EEG alpha activity reveals brain age gaps due to neurodegeneration and disparity.

Communications biology·2026

Related Experiment Video

Updated: Feb 18, 2026

Transcranial Direct Current Stimulation tDCS for Memory Enhancement
10:37

Transcranial Direct Current Stimulation tDCS for Memory Enhancement

Published on: September 18, 2021

15.9K

Task-Specific Personalized Theta tACS Modulates Theta Dynamics in Associative Memory.

Busra Nur Kahraman1, Mevhibe Saricaoglu1,2, Lutfu Hanoglu1,3

  • 1Research Institute for Health Sciences and Technologies (SABITA), Regenerative and Restorative Medicine Research Center (REMER), Clinical Electrophysiology, Neuroimaging and Neuromodulation Lab, Istanbul Medipol University, Istanbul, Turkey.

Brain and Behavior
|February 17, 2026
PubMed
Summary

Transcranial alternating current stimulation (tACS) at individualized theta frequency (ITF) over the left parietal cortex did not significantly alter recognition performance. However, it did modulate theta dynamics, suggesting potential for personalized brain stimulation in memory enhancement.

Keywords:
EEGassociative memoryindividual theta frequencytACStheta oscillation

More Related Videos

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram
06:14

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram

Published on: October 10, 2025

560
Modulating Cognition Using Transcranial Direct Current Stimulation of the Cerebellum
11:47

Modulating Cognition Using Transcranial Direct Current Stimulation of the Cerebellum

Published on: February 15, 2015

30.2K

Related Experiment Videos

Last Updated: Feb 18, 2026

Transcranial Direct Current Stimulation tDCS for Memory Enhancement
10:37

Transcranial Direct Current Stimulation tDCS for Memory Enhancement

Published on: September 18, 2021

15.9K
The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram
06:14

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram

Published on: October 10, 2025

560
Modulating Cognition Using Transcranial Direct Current Stimulation of the Cerebellum
11:47

Modulating Cognition Using Transcranial Direct Current Stimulation of the Cerebellum

Published on: February 15, 2015

30.2K

Area of Science:

  • Neuroscience
  • Cognitive Psychology

Background:

  • Associative memory relies on theta band neural oscillations and interactions within the Temporo-Frontal-Parietal Network.
  • The parietal cortex is crucial for integrating information during associative memory retrieval.

Purpose of the Study:

  • To investigate if transcranial alternating current stimulation (tACS) at individualized theta frequency (ITF) applied to the left parietal cortex can modulate associative memory performance.
  • To explore the effects of ITF tACS on theta activity and hemispheric dominance during memory encoding and recognition.

Main Methods:

  • Thirty healthy participants were randomized into tACS or sham stimulation groups.
  • Electroencephalography (EEG) was used to determine each participant's ITF during the Face and Scene Task (FAST) encoding phase.
  • ITF tACS was applied to the P3 site, followed by a recognition task, with EEG and behavioral data analyzed.

Main Results:

  • No significant differences in recognition performance were found between the tACS and sham groups.
  • tACS modulated theta dynamics, leading to right-hemispheric dominance in the stimulation group versus left-hemispheric dominance in the sham group.
  • Stimulation influenced theta activity patterns between encoding and recognition phases, affecting hemispheric asymmetries.

Conclusions:

  • While direct performance changes were not significant, ITF tACS modulated theta dynamics and hemispheric asymmetry during associative memory tasks.
  • Personalized brain stimulation approaches, like ITF tACS, show potential for influencing memory processing, though effects on theta activity are complex.
  • Further research is needed to optimize tACS parameters for consistent memory enhancement.