Photoreceptor discs: built like ectosomes

WJ Spencer, TR Lewis, JN Pearring, VY Arshavsky - Trends in cell biology, 2020 - cell.com
The light-sensitive outer segment organelle of the vertebrate photoreceptor cell is a modified
cilium filled with hundreds of flattened 'disc'membranes that provide vast light-absorbing …

Prph2 knock-in mice recapitulate human central areolar choroidal dystrophy retinal degeneration and exhibit aberrant synaptic remodeling and microglial activation

MJ Ruiz-Pastor, X Sánchez-Sáez, O Kutsyr… - Cell Death & …, 2023 - nature.com
Central areolar choroidal dystrophy is an inherited disorder characterized by progressive
choriocapillaris atrophy and retinal degeneration and is usually associated with mutations in …

Comparative study of PRPH2 D2 loop mutants reveals divergent disease mechanism in rods and cones

L Ikelle, M Makia, T Lewis, R Crane, M Kakakhel… - Cellular and Molecular …, 2023 - Springer
Mutations in the photoreceptor-specific tetraspanin gene peripherin-2 (PRPH2) lead to
widely varying forms of retinal degeneration ranging from retinitis pigmentosa to macular …

PRPH2-Related Retinal Diseases: Broadening the Clinical Spectrum and Describing a New Mutation

RM Coco-Martin, HT Sanchez-Tocino, C Desco… - Genes, 2020 - mdpi.com
Over 175 pathogenic mutations in the Peripherin-2 (PRPH2) gene are linked to various
retinal diseases. We report the phenotype and genotype of eight families (24 patients) with …

Photoreceptor disc enclosure is tightly controlled by peripherin-2 oligomerization

TR Lewis, MS Makia, CM Castillo… - Journal of …, 2021 - Soc Neuroscience
Mutations in the PRPH2 gene encoding the photoreceptor-specific protein PRPH2 (also
known as peripherin-2 or rds) cause a broad range of autosomal dominant retinal diseases …

[HTML][HTML] Analysis of the outer retinal bands in ABCA4 and PRPH2-associated retinopathy using OCT

RCH Jeffery, J Lo, JA Thompson, TM Lamey… - Ophthalmology …, 2024 - Elsevier
Purpose To evaluate the outer retinal bands using OCT in ABCA4-and PRPH2-associated
retinopathy and develop a novel imaging biomarker to differentiate between these 2 …

Autosomal Dominant Gyrate Atrophy-Like Choroidal Dystrophy Revisited: 45 Years Follow-Up and Association with a Novel C1QTNF5 Missense Variant

U Kellner, N Weisschuh, S Weinitz, G Farmand… - International journal of …, 2021 - mdpi.com
We present a long-term follow-up in autosomal dominant gyrate atrophy-like choroidal
dystrophy (adGALCD) and propose a possible genotype/phenotype correlation. Ophthalmic …

[HTML][HTML] Hyaluronan improves photoreceptor differentiation and maturation in human retinal organoids

K Kawai, MT Ho, Y Ueno, D Abdo, C Xue, H Nonaka… - Acta Biomaterialia, 2024 - Elsevier
Human stem cell-derived organoids enable both disease modeling and serve as a source of
cells for transplantation. Human retinal organoids are particularly important as a source of …

[HTML][HTML] Longitudinal analysis of functional and structural outcome measures in PRPH2-associated retinal dystrophy

RCH Jeffery, JA Thompson, TM Lamey, TL McLaren… - Ophthalmology …, 2023 - Elsevier
Purpose To establish disease progression rates in total lesion size (TLS), decreased
autofluorescence (DAF) area, total macular volume (TMV), and mean macular sensitivity …

The Role of Peripherin-2/ROM1 Complexes in Photoreceptor Outer Segment Disc Morphogenesis

TR Lewis, MR Al-Ubaidi, MI Naash… - … XIX: Mechanisms and …, 2023 - Springer
The light-sensitive outer segment organelle of photoreceptor cells contains a stack of
hundreds of flat, disc-shaped membranes called discs. The rims of these discs contain a …