Retina Peeling
Retina Peeling - Related Videos
11:08
Two Peeling Methods for the Isolation of Photoreceptor Cell Compartments in the Mouse Retina for Protein Analysis
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Cited by 2 •
2021
This protocol presents two techniques to isolate the subcellular compartments of murine rod photoreceptors for protein analysis. The first method utilizes live retinae and cellulose filter paper to separate rod outer segments, while the second employs lyophilized retinae and adhesive tape to peel away rod inner and outer segment layers.
07:53
Split Retina as an Improved Flatmount Preparation for Studying Inner Nuclear Layer Neurons in Vertebrate Retina
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2024
This work presents an alternative flatmount retina preparation in which the removal of photoreceptor cell bodies enables faster antibody diffusion and improved patch pipette access to inner retinal neurons for immunohistochemistry, in situ hybridization, and electrophysiology experiments.
08:17
Organotypic Culture of Full-thickness Adult Porcine Retina
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Cited by 19 •
2011
Here we describe a cost-effective technique for organotypic culture of adult porcine retina for seven days. Briefly, a sterile filter paper was used to lift the neural retina off from the RPE and place photoreceptor side up on an insert raised by a custom-made stand.
07:32
Assessment of Vascular Regeneration in the CNS Using the Mouse Retina
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Cited by 7 •
2014
The rodent retina has long been recognized as an accessible window to the brain. In this technical paper we provide a protocol that employs the mouse model of oxygen-induced retinopathy to study the mechanisms that lead to failure of vascular regeneration within the central nervous system after ischemic injury. The described system can also be harnessed to explore strategies to promote regrowth of functional blood vessels within the retina and CNS.
06:54
Dissection of Human Retina and RPE-Choroid for Proteomic Analysis
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Cited by 7 •
2017
The human retina is composed of functionally and molecularly distinct regions, including the fovea, macula, and peripheral retina. Here, we describe a method using punch biopsies and manual removal of tissue layers from a human eye to dissect and collect these distinct retinal regions for downstream proteomic analysis.
FAQs
The membrane can exert traction on the retinal surface, particularly near the macula. Carefully separating and removing it decreases that pulling force, allowing the affected region to move toward a more normal configuration. This mechanical change is important because reduced traction may relieve retinal distortion and support restoration of retinal architecture after surgery.
A vital dye helps distinguish the thin membrane from the underlying retinal tissue. This visual contrast is especially important when the surgeon works over delicate regions such as the macula, where the target layer and neural tissue are closely positioned. Better membrane recognition supports more controlled forceps manipulation and helps focus peeling on the intended tissue.
The macula is a frequent target because traction or membrane formation there can distort the retinal architecture associated with central vision. Other retinal regions may also be selected when clinically indicated. Identifying the specific target helps the surgeon limit manipulation to the area requiring traction relief while considering the vulnerability of adjacent neural layers.
The technique is performed during vitrectomy, with the surgeon first accessing the retinal surface and identifying the membrane. Fine forceps are then used to grasp and carefully peel the membrane from the selected region. A vital dye may be applied to improve visibility, allowing the surgeon to distinguish the membrane from the underlying retina during removal.
Retina peeling is used in conditions such as epiretinal membrane and macular hole. In these disorders, a membrane or related surface abnormality can interfere with retinal structure and produce traction. Removing the targeted tissue is intended to reduce that mechanical disturbance, relieve distortion, and create conditions that may support visual recovery.
Beyond its clinical role, the procedure offers a way to examine how retinal structure responds to controlled microsurgical manipulation. Observations from peeling can inform understanding of tissue mechanics, membrane behavior, and the sensitivity of delicate neural layers. This connects the technique to neuroscience by linking retinal architecture with mechanical forces and functional visual outcomes.