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Functional Calcium Imaging in Developing Cortical Networks

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Synchronous Integrated Detection System for Animal Gait and Cortical Functional Network Connectivity.

Shaopo Wan, Qianqian Wang, Wei Han

IEEE Transactions on Neural Systems and Rehabilitation Engineering : a Publication of the IEEE Engineering in Medicine and Biology Society

|February 12, 2026

Summary

Researchers developed a novel gait analyzer synchronizing brain activity with movement. This tool reveals how cortical functional network connectivity (CFNC) changes during gait, aiding motor control studies.

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Area of Science:

Neuroscience
Biomedical Engineering

Background:

Understanding spatiotemporal gait patterns and cortical functional network connectivity (CFNC) is crucial in neuroscience.
Existing small-animal gait analyzers lack synchronization with CFNC, hindering research on gait-specific network dynamics.

Purpose of the Study:

To develop a novel small-animal gait analyzer capable of real-time synchronization between gait behavior and whole-brain local field potentials.
To investigate real-time dynamic changes in CFNC during fine gait movements and map its remodeling throughout the gait cycle.

Main Methods:

Development of a synchronized small-animal gait analyzer.
Real-time monitoring of gait and whole-brain local field potentials.
Analysis of dynamic CFNC remodeling in mouse models of neuropathic pain and ischemic stroke.

Main Results:

The device successfully synchronizes gait with CFNC in real time.
Dynamic remodeling of CFNC during the gait cycle was mapped, correlating with motor deficits.
Specificity of cortical functional networks underlying motor dysfunctions was revealed.

Conclusions:

The developed gait analyzer enables real-time monitoring of CFNC across different gaits.
This technology can dissect neural representations of motor control and assess treatment efficacy.
It provides insights into the relationship between CFNC dynamics and motor deficits in neurological conditions.