Evidence map›Paper›PMID 23825457›Full record

ArticleFrontiers in aging neuroscience2013

Retinal iron homeostasis in health and disease.

Delu Song, Joshua L Dunaief

Open access · goldAbstract read
In one paragraph

Article in Frontiers in aging neuroscience, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers.

0numbers the graph read from it
0cells of the map it votes in
65citing papers in PubMed
4.6field-weighted citation impact, top 5% of its field
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

65 citing papers in PubMed, 114 citations in OpenAlex.

  1. Article
  2. Article
  3. Review
  4. Article
  5. Review
  6. Article
  7. Review
  8. Article
  9. Article
  10. Article
  11. Retinal toxicity of heavy metals and its involvement in retinal pathology.Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association · 2024
    Review
  12. Ferroptosis: underlying mechanisms and involvement in neurodegenerative diseases.Apoptosis : an international journal on programmed cell death · 2024
    Review
  13. Ferroptosis: mechanisms and advances in ocular diseases.Molecular and cellular biochemistry · 2023
    Review
  14. Article
  15. Article
  16. Therapeutic potential of iron chelators in retinal vascular diseases.International journal of ophthalmology · 2023
    Review
  17. Neuroprotective Effects of Transferrin in Experimental Glaucoma Models.International journal of molecular sciences · 2022
    Article
  18. Article
  19. Review
  20. Article

5 more citing papers are in PubMed but not listed here.

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 at 2 institutions in 1 country.

Delu SongThe F.M. Kirby Center for Molecular Ophthalmology, Scheie Eye Institute, Perelman School of Medicine at University of Pennsylvania Philadelphia, PA, USA.
Joshua L Dunaief
Penn Presbyterian Medical Center · USUniversity of Pennsylvania · US

Funding

Retinal Iron Transport in Health and DiseaseR01EY015240 · NEI · UNIVERSITY OF PENNSYLVANIA · PI JOSHUA L DUNAIEF · 2004 to 2026
$10.4M
NEI NIH HHS R01 EY015240
6 · The paper itself

Abstract

Iron is essential for life, but excess iron can be toxic. As a potent free radical creator, iron generates hydroxyl radicals leading to significant oxidative stress. Since iron is not excreted from the body, it accumulates with age in tissues, including the retina, predisposing to age-related oxidative insult. Both hereditary and acquired retinal diseases are associated with increased iron levels. For example, retinal degenerations have been found in hereditary iron overload disorders, like aceruloplasminemia, Friedreich's ataxia, and pantothenate kinase-associated neurodegeneration. Similarly, mice with targeted mutation of the iron exporter ceruloplasmin and its homolog hephaestin showed age-related retinal iron accumulation and retinal degeneration with features resembling human age-related macular degeneration (AMD). Post mortem AMD eyes have increased levels of iron in retina compared to age-matched healthy donors. Iron accumulation in AMD is likely to result, in part, from inflammation, hypoxia, and oxidative stress, all of which can cause iron dysregulation. Fortunately, it has been demonstrated by in vitro and in vivo studies that iron in the retinal pigment epithelium (RPE) and retina is chelatable. Iron chelation protects photoreceptors and retinal pigment epithelial cells (RPE) in a variety of mouse models. This has therapeutic potential for diminishing iron-induced oxidative damage to prevent or treat AMD.

Indexed as

age-related macular degeneration (AMD)ceruloplasminchelatorferroportinhephaestinironoxidative stressretina

Identifiers

PMID23825457
PMCPMC3695389
OpenAlexW2011294054

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.