Results 21 to 30 of about 91,639 (372)

Scaffolds for retinal pigment epithelial cell transplantation in age-related macular degeneration

open access: yesJournal of Tissue Engineering, 2017
In several retinal degenerative diseases, including age-related macular degeneration, the retinal pigment epithelium, a highly functionalized cell monolayer, becomes dysfunctional.
Corina E White, Ronke M Olabisi
doaj   +1 more source

Choroidal vasculature imaging with laser Doppler holography [PDF]

open access: yes, 2021
The choroid is a highly vascularized tissues supplying the retinal pigment epithelium and photoreceptors. Its implication in retinal diseases is gaining increasing interest. However, investigating the anatomy and flow of the choroid remains challenging.
arxiv   +1 more source

Single-cell transcriptomics of the human retinal pigment epithelium and choroid in health and macular degeneration

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2019
Significance The retinal pigment epithelium and the choroid are complex tissues whose dysfunction can lead to irreversible visual loss. In this study, single-cell RNA sequencing of both of these tissues was performed to characterize gene expression ...
Andrew P. Voigt   +8 more
semanticscholar   +1 more source

Methods for culturing retinal pigment epithelial cells: a review of current protocols and future recommendations

open access: yesJournal of Tissue Engineering, 2016
The retinal pigment epithelium is an important part of the vertebrate eye, particularly in studying the causes and possible treatment of age-related macular degeneration.
Aaron H Fronk, Elizabeth Vargis
doaj   +1 more source

Anomalous angiogenesis in retina [PDF]

open access: yesBiomedicines 9, 224 (2021), 2021
Age-related macular degeneration (AMD) may cause severe loss of vision or blindness particularly in elderly people. Exudative AMD is characterized by angiogenesis of blood vessels growing from underneath the macula, crossing the blood-retina barrier (that comprise Bruch's membrane, BM, and the retinal pigmentation epithelium RPE), leaking blood and ...
arxiv   +1 more source

Clinical-grade stem cell–derived retinal pigment epithelium patch rescues retinal degeneration in rodents and pigs

open access: yesScience Translational Medicine, 2019
A retinal pigment epithelial patch derived from mutation-free pluripotent stem cells shows therapeutic effects in rats and pigs. A pipeline for retinal stem cell therapy Autologous induced pluripotent stem cell (iPSC)–derived retinal pigment epithelium ...
Ruchi Sharma   +25 more
semanticscholar   +1 more source

Neurosphere-Free Transdifferentiation of Rat Bone Marrow Stromal Stem Cells Into Retinal Cells and Retinal Pigment Epithelium

open access: yesBasic and Clinical Neuroscience, 2021
Introduction: Neurosphere-free transdifferentiation of bone marrow stem cells into Retinal Pigment Epithelium (RPE) and Retinal Cells (RCs) in vitro could offer an exceptional opportunity to study cell replacement in degenerative eye diseases.
Hamid AboutalebKadkhodaeian   +2 more
doaj  

Hamartomas of the Retina and Optic Disc

open access: yesTürk Oftalmoloji Dergisi, 2022
Hamartomas are local malformation of cells that demonstrate abnormal proliferation in the area where they are normally present. Retinal and optic disc hamartomas include astrocytic hamartoma, congenital hypertrophy of the retinal pigment epithelium ...
Ibadulla Mirzayev, Ahmet Kaan Gündüz
doaj   +1 more source

Setting Eyes on the Retinal Pigment Epithelium [PDF]

open access: yesFrontiers in Cell and Developmental Biology, 2018
The neural component of the zebrafish eye derives from a small group of cells known as the eye/retinal field. These cells, positioned in the anterior neural plate, rearrange extensively and generate the optic vesicles (OVs). Each vesicle subsequently folds over itself to form the double-layered optic cup, from which the mature eye derives.
Tania Moreno-Marmol   +4 more
openaire   +5 more sources

Adenocarcinoma of retinal pigment epithelium. [PDF]

open access: yesBritish Journal of Ophthalmology, 1987
This report describes a 41-year-old man with an intraocular tumour misinterpreted clinically as choroidal melanoma. The fluorescein angiographic features were not fully characteristic of uveal malignancy, and indeed histopathology revealed the diagnosis of adenocarcinoma of the retinal pigment epithelium.
P Dhermy   +5 more
openaire   +3 more sources

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