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Related Experiment Video

Updated: Jun 12, 2026

Patch Clamp Recording of Starburst Amacrine Cells in a Flat-mount Preparation of Deafferentated Mouse Retina

Patch Clamp Recording of Starburst Amacrine Cells in a Flat-mount Preparation of Deafferentated Mouse Retina

Published on: October 13, 2016

Retinal Detachment Is Associated With Enhanced Correlated Firing and Oscillatory Activity.

Daejin Park¹, Sumin Jo², Kibum Lee³

¹Department of Physiology, Chungbuk National University College of Medicine, Cheongju, Republic of Korea.

Investigative Ophthalmology & Visual Science

|June 11, 2026

Summary

Retinal detachment (RD) causes structural damage and altered retinal network activity, including increased medium-range correlations and low-frequency rhythms. These changes in retinal ganglion cell (RGC) activity may explain persistent vision problems after RD repair.

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Retinal Detachment Model in Rodents by Subretinal Injection of Sodium Hyaluronate

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Last Updated: Jun 12, 2026

Patch Clamp Recording of Starburst Amacrine Cells in a Flat-mount Preparation of Deafferentated Mouse Retina

Patch Clamp Recording of Starburst Amacrine Cells in a Flat-mount Preparation of Deafferentated Mouse Retina

Published on: October 13, 2016

Retinal Detachment Model in Rodents by Subretinal Injection of Sodium Hyaluronate

Retinal Detachment Model in Rodents by Subretinal Injection of Sodium Hyaluronate

Published on: September 11, 2013

Area of Science:

Neuroscience
Ophthalmology
Retinal physiology

Background:

Persistent metamorphopsia and blurred vision after retinal detachment (RD) repair suggest ongoing functional deficits.
Understanding the time-dependent changes in retinal network activity post-RD is crucial for addressing visual dysfunction.

Purpose of the Study:

To investigate the time-dependent structural and functional alterations in retinal network activity following retinal detachment (RD).

Main Methods:

Induced RD in mice and collected eyes at multiple time points (1, 3, 7, 14 days post-RD).
Assessed structural changes using OCT and H&E staining.
Recorded retinal ganglion cell (RGC) activity using multielectrode arrays (MEAs) and analyzed network alterations with cross-correlation index (CCI), power spectral density (PSD), and continuous wavelet transform.
Investigated the role of gap junctions using meclofenamic acid (MFA).

Main Results:

RD led to outer-retinal edema and progressive atrophy.
Enhanced medium-range RGC correlations were observed at 7 and 14 days post-RD.
Increased 5-10 Hz oscillatory power was detected at later stages, and MFA reduced both oscillations and medium-range correlations.

Conclusions:

RD causes progressive structural changes and altered retinal network activity, notably enhanced medium-range correlations and low-frequency rhythms.
Gap-junction-dependent inner retinal circuitry appears involved in these functional changes.
Functional retinal remodeling may contribute to persistent visual dysfunction after RD.