Evidence map›Paper›PMID 40442370›Full record

ArticleScientific reports2025

The role of HMOX1-mediated ferroptosis in blue light-induced damage to retinal pigment epithelium.

Chunyi Ji, Yiqi Wang, Yahan Ju, Siwei Liu, Xirui Chen, Jiajing Wang, Na Sun, Zhimin Tang, Ping Gu, Jing Ji

Abstract read
In one paragraph

Article in Scientific reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

  1. Article
  2. Article
  3. Fucoidan fromMarine drugs · 2026
    Article
  4. Article
  5. Photooxidative molecular damage under blue light.Experimental & molecular medicine · 2026
    Review
  6. Article
  7. 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

10 authors.

Chunyi Ji *Department of Ophthalmology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200011, P.R. China.
Yiqi Wang *Department of Ophthalmology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200011, P.R. China.
Yahan JuDepartment of Ophthalmology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200011, P.R. China.
Siwei LiuDepartment of Ophthalmology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200011, P.R. China.
Xirui ChenDepartment of Ophthalmology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200011, P.R. China.
Jiajing WangDepartment of Ophthalmology, Shanghai Tenth People's Hospital, School of Medicine, Tongji University, Shanghai, 200072, China.
Na SunDepartment of Ophthalmology, Shanghai Tenth People's Hospital, School of Medicine, Tongji University, Shanghai, 200072, China.
Zhimin TangDepartment of Ophthalmology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200011, P.R. China. zhimin888@sjtu.edu.cn.
Ping GuDepartment of Ophthalmology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200011, P.R. China. guping2009@126.com.
Jing JiDepartment of Ophthalmology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200011, P.R. China. flowerrainday@sina.com.

Funding

Key Technologies Research and Development Program 2022YFA1105502National Natural Science Foundation of China 32200618National Natural Science Foundation of China 82271131
6 · The paper itself

Abstract

Currently, blue light irradiation is frequently encountered in daily life and is widely considered a high-risk factor for retinal damage. In particular, blue light-induced dysfunction and death of the retinal pigment epithelium (RPE) may ultimately contribute to irreversible vision impairment and even blindness. However, the underlying pathogenic mechanism and pathogenically targeted protection against blue light-induced RPE degeneration remain unclear. In this study, through sophisticated biochemical evaluation and high-throughput sequencing, the predominant pathological process during blue light-induced RPE degeneration was confirmed to be HMOX1-mediated RPE ferroptosis, which may be involved in the Nrf2-SLC7A11-HMOX1 hierarchy. Upon further knockdown of HMOX1 with si-HMOX1 or the HMOX1 inhibitor zinc protoporphyrin (ZnPP), specific inhibition of HMOX1 overexpression significantly suppressed RPE ferroptosis. In mice, treatment with ZnPP effectively rescued RPE degeneration and visual function. These results highlighted that HMOX1-mediated ferroptosis might be a potential target for protection against blue light-induced damage to RPE cells.

Indexed as

FerroptosisHeme Oxygenase-1LightMembrane ProteinsRetinal Pigment EpitheliumAnimalsBlue LightHumansMiceMice, Inbred C57BLNF-E2-Related Factor 2ProtoporphyrinsRetinal DegenerationHeme Oxygenase-1Hmox1 protein, mouseMembrane ProteinsNF-E2-Related Factor 2Protoporphyrinszinc protoporphyrinBlue lightFerroptosisHMOX1Retinal pigment epithelium

Identifiers

PMID40442370
PMCPMC12122798

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.