Sentences with phrase «retinal cells waste»
In advanced dry macular degeneration, there are regions of retinal cells waste away and die (atrophy).
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Without this waste, that part of the eye «steals» glucose from the retina, leading to the death of retinal cells and likely vision loss.
These vessels supply oxygen and nutrients to the retinal pigment epithelium and photoreceptor cells and carry away waste products.
With age, our eyes accumulate waste in retinal pigment epithelium (RPE), which supports the life and function of photoreceptors (light sensitive cells in the eye); in advanced stages, RPE and photoreceptors die.
Behind the photoreceptors is another layer of cells called retinal pigment epithelium (RPE), which support the rods and cones by delivering nutrients from the bloodstream and removing waste that the rods and cones generate.
These cells protect and nourish the retina, remove waste products, prevent new blood vessel growth into the retinal layer, and absorb light not absorbed by the photoreceptor cells; these actions prevent the scattering of the light and enhance clarity of vision.