pigment epithelium

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pig·ment ep·i·the·li·um

epithelium composed of cells containing granules of pigment or melanin, as in the retinal or iris pigment layer.
References in periodicals archive ?
Abbreviations: GCL, ganglion cell layer; INL, inner nuclear layer; IS, inner segment; ONL, outer nuclear layer; OS, outer segment; RPE, retinal pigment epithelium (usually next to the OS layer but is detached and cannot be found within this scope).
He describes the series of oxidative damage that occurs in the eye over time that can result in AMD, but suffice it to say that both forms are thought to be caused by oxidative damage to the pigment epithelium and retina.
RP (retinis pigmentosa) is a type of progressive retinal dystrophy, a group of inherited disorders in which abnormalities of the photoreceptors (rods and cones) or the retinal pigment epithelium (RPE) of the retina lead to progressive visual loss.
Drusen accumulate in the retina pigment epithelium (RPE) beneath the macula which thins and dries.
Also included are chapters on the preparation and preservation of amniotic membrane to treat severe ocular surface diseases, the preparation and use of human sclera grafts in ophthalmic surgery, and culturing retinal pigment epithelium (RPE) cells for RPE banking.
Advanced Cell has used human embryonic stem cells to generate retinal pigment epithelium cells, a type of cell in the retina of the eye.
The internal structures were disorganized with diffuse calcification and bone formation at the level of the retinal pigment epithelium and choroid.
Geography atrophy appears as confluent regions of cell death in photoreceptors and in the retinal pigment epithelium, according to the report in the August 27th online issue of The New England Journal of Medicine.
She suffered commotioretinae (reduced vision caused by trauma) with damage to the retinal pigment epithelium (a layer of cells in the eye) and macular hole formation (the creation of a hole in the macula, which is part of the retina).
In March this year the parents of Adam Porter, 11, urged parents to give their children annual eye checks after he was diagnosed with another rare eye disease, combined hamartoma of the retina and retinal pigment epithelium, which left him blind in his left eye.
One day, regeneration of essential retinal elements may be possible, as demonstrated by basic research on the migration and proliferation of retinal pigment epithelium that may eventually repair retinal damage.
A fluorescein angiograph of the retina showed knobby hyperfluorescence of the retinal arterioles with minimal leakage, as well as some spots of leakage at the level of the retinal pigment epithelium.