Evidence map›Paper›PMID 39930233›Full record

ReviewAdvances in experimental medicine and biology2025

Role of RPE Phagocytosis in the Retina Metabolic Ecosystem.

Jon Iker Etchegaray, Kodi Ravichandran

Abstract readReview
PubMed Publisher
In one paragraph

Review in Advances in experimental medicine and biology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

6 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. Spontaneous whole retinal degeneration in aged Beclin1 heterozygous mice.Journal of neural transmission (Vienna, Austria : 1996) · 2026
    Article
  5. Review
  6. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors.

Jon Iker EtchegarayDepartment of Pathology and Immunology, Washington University School of Medicine, St. Louis, MO, USA. ejon@wustl.edu.
Kodi RavichandranDepartment of Pathology and Immunology, Washington University School of Medicine, St. Louis, MO, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Photoreceptors are the most glycolytically active cells in the body. Vital to glucose homeostasis is the metabolic relationship between the photoreceptors and the retinal pigment epithelium (RPE). The photoreceptors and RPE are in metabolic symbiosis, wherein the RPE takes up glucose from circulation and passes it on to the photoreceptors to fuel glycolysis. In turn, the photoreceptors produce energy substrates that are taken up by the RPE to support their metabolism. One of the main roles of the RPE is to phagocytose "used" photoreceptor outer segments (POS), a process that occurs to mitigate damage accrued by light. This mini-review explores the role that POS phagocytosis has in supporting the metabolic ecosystem linking photoreceptors and the RPE.

Indexed as

Energy MetabolismPhagocytosisRetinal Photoreceptor Cell Outer SegmentRetinal Pigment EpitheliumAnimalsHumansAKTAmino acids metabolismFatty acids metabolismGlucose homeostasisGlucose transportGLUT1GlycolysisInsulinInsulin receptorMacrophage efferocytosisMerTK receptorMetabolic ecosystemMetabolic symbiosisMitochondrial β-oxidationPhagocytosisPhosphatidylserinePhotoreceptor outer segmentsPhotoreceptorsPOSPOS phagocytosisReductive carboxylationRetinal pigment epitheliumRPESuccinate

Identifiers

PMID39930233

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.