Understanding how retinal cells ingest outer segment tips

Outer Segment tip ingestion by the RPE

['FUNDING_R01'] · UNIVERSITY OF CALIFORNIA LOS ANGELES · NIH-11050981

This study looks at how certain eye cells called retinal pigment epithelial (RPE) cells help keep our vision healthy by cleaning up parts of other eye cells, and it uses special imaging techniques to better understand how this process works.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF CALIFORNIA LOS ANGELES (nih funded)
Locations1 site (LOS ANGELES, UNITED STATES)
Trial IDNIH-11050981 on ClinicalTrials.gov

What this research studies

This research investigates the process by which retinal pigment epithelial (RPE) cells ingest and degrade the outer segment tips of photoreceptor cells, which is crucial for maintaining the health of these cells. Using advanced high-speed live-cell imaging and 3D analysis, the study examines the molecular mechanisms involved in this ingestion process, particularly focusing on the role of actin filaments. The research aims to quantify the timing of this ingestion and challenge existing assumptions about how it occurs, potentially leading to new insights into retinal health.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with retinal disorders or those at risk for retinal degeneration.

Not a fit: Patients with non-retinal related conditions or those without any retinal health issues may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could improve our understanding of retinal diseases and lead to new therapeutic strategies for conditions affecting vision.

How similar studies have performed: Previous research has shown promising results in understanding cellular ingestion processes, but this specific approach is novel and untested.

Where this research is happening

LOS ANGELES, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.

View on NIH RePORTER →

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.