Retinal Inflammation
Retinal Inflammation - Related Videos
01:38
Inflammation
0 Views •
2019
Overview In response to tissue injury and infection, mast cells initiate inflammation. Mast cells release chemicals that increase the permeability of adjacent blood capillaries and attract additional immune cells to the wound or site of infection. Neutrophils are phagocytic leukocytes that exit the bloodstream and engulf invading microbes. Blood clotting platelets seal the wound and fibers create a scaffold for wound healing. Macrophages engulf aging neutrophils to end the acute inflammatory...
10:32
Transcriptomic Analysis of Human Retinal Surgical Specimens Using jouRNAl
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Cited by 6 •
2013
We used retinal samples from retinectomy for a transcriptomic analysis of retinal detachment. We developed a procedure that allows RNA conservation between the surgical blocks and the laboratory. We standardized a protocol to purify RNA by cesium chloride ultracentrifugation to assure that the purified RNAs are suitable for microarray analysis.
02:54
Preparation of Mouse Retinal Cryosections to Assess Retinal Permeability to Adeno-Associated Virus
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2026
Source: Vacca, O., et al. Using Adeno-associated Virus as a Tool to Study Retinal Barriers in Disease. J. Vis. Exp. (2015)This video demonstrates the step-by-step procedure for preparing mouse retinal cryosections to visualize adeno-associated virus permeability across disrupted retinal barriers.
09:17
Using Retinal Imaging to Study Dementia
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Cited by 19 •
2017
The retina shares prominent similarities with the brain and thus represents a unique window to study vasculature and neuronal structure in the brain non-invasively. This protocol describes a method to study dementia using retinal imaging techniques. This method can potentially aid in diagnosis and risk assessment of dementia.
14:33
Morphometric Analyses of Retinal Sections
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Cited by 6 •
2012
This video demonstrates three types of morphometric analyses of the retina, which include measuring the inner nuclear layer thickness, quantifying the number of retinal ganglion cells (RGCs) and measuring the sizes of RGCs. The technique can offer a simple but scientific platform for morphometric analyses.
FAQs
Barrier weakening changes the normally controlled environment around retinal tissue. Fluid and immune components can then enter and accumulate within the retina, increasing the potential for structural disturbance. Because the retina contains neural tissue involved in vision, this altered environment can connect an inflammatory response with impaired visual function and ongoing tissue injury.
Activated immune cells initiate and sustain local inflammatory activity, while cytokines act as signaling mediators that influence retinal cells and barrier function. Their combined effects can alter neural tissue and promote the accumulation of fluid and immune components. These mechanisms help explain why controlling inflammation may be important for preserving retinal structure and vision.
Retinal inflammation is a shared immune response that can accompany several different disease categories, even when the initiating causes differ. Infection, autoimmunity, vascular disturbance, and degeneration may each be associated with inflammatory changes in retinal tissue. Identifying the broader disorder is therefore important because management may need to address both inflammation and its underlying cause.
Clinical examination and imaging provide complementary ways to assess retinal inflammation. Examination supports direct evaluation of ocular findings, while imaging helps visualize changes within retinal tissue and follow them over time. Repeated assessment can show whether inflammatory changes are progressing, stabilizing, or responding to treatment, supporting decisions intended to limit lasting visual impairment.
Treatment may be directed at the inflammatory response, the condition causing it, or both. This distinction matters because inflammation associated with infection, autoimmunity, vascular disease, or degeneration does not necessarily have the same underlying driver. Linking clinical and imaging findings with the suspected cause helps guide an approach aimed at reducing inflammation and protecting retinal structure.
In medicine, studying retinal inflammation supports diagnosis, disease monitoring, and treatment planning across multiple eye disorders. Research also connects immune activity, cytokine-mediated changes, barrier disruption, retinal structure, and visual function. This integrated perspective may help develop strategies that detect harmful changes earlier, address their cause, and reduce the risk of persistent visual impairment.