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Optogenetic Entrainment of Hippocampal Theta Oscillations in Behaving Mice

Optogenetic Entrainment of Hippocampal Theta Oscillations in Behaving Mice

Published on: June 29, 2018

Beta oscillation is an indicator for two patterns of sensorimotor synchronization.

Yuelin Liu¹, Chen Zhao², Tillman Sander-Thömmes³

¹School of Psychological and Cognitive Sciences, Peking University, Beijing, China.

|October 31, 2023

Summary

Beta oscillations indicate distinct behavioral patterns in sensory-motor synchronization. This brain activity may explain how we maintain rhythmic movements, especially with short stimulus onset asynchrony (SOA).

Keywords:

beta oscillation motor cortex sensorimotor synchronization time perception

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Last Updated: Jul 12, 2025

Optogenetic Entrainment of Hippocampal Theta Oscillations in Behaving Mice

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Published on: June 29, 2018

EEG Mu Rhythm in Typical and Atypical Development

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Published on: April 9, 2014

Automatic Detection of Highly Organized Theta Oscillations in the Murine EEG

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Published on: March 10, 2017

Area of Science:

Neuroscience
Cognitive Science
Motor Control

Background:

Previous research identified two behavioral patterns in sensory-motor synchronization based on stimulus onset asynchrony (SOA).
The neural mechanisms underlying these distinct behavioral patterns remain unclear.

Purpose of the Study:

To investigate the role of beta, gamma, and mu oscillations in sensorimotor synchronization across different SOAs.
To identify a reliable neural indicator for different behavioral patterns in sensorimotor synchronization.

Main Methods:

Magnetoencephalography (MEG) was used to record brain activity.
Participants performed listening, sound-motor synchronization, and motor-only tasks at various tempos.
Analysis focused on changes in beta, gamma, and mu oscillations during these tasks.

Main Results:

Beta oscillations varied with tempo in both listening and synchronization tasks.
Event-related synchronization of beta oscillations correlated significantly with motor timing during synchronization.
Mu activity changed with tempo only during synchronization, while gamma activity remained constant.

Conclusions:

Beta oscillations serve as a neural indicator for tempo-based behavioral patterns in sensorimotor synchronization.
Beta oscillations are likely involved in the mechanism for maintaining rhythmic continuous movements, particularly with short SOAs (within 3 seconds).