Evidence map›Paper›PMID 32545222›Full record

ArticleCells2020

Oxidative Stress Induces a VEGF Autocrine Loop in the Retina: Relevance for Diabetic Retinopathy.

Maria Grazia Rossino, Matteo Lulli, Rosario Amato, Maurizio Cammalleri, Massimo Dal Monte, Giovanni Casini

Registry-linked trialOpen access · goldAbstract read
In one paragraph

Article in Cells, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04878835 (Effects of Ranibizumab on Microvasculature, Oxidative Stress and Recurrence in Primary Pterygium Surgery), which is not on this map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
4.9field-weighted citation impact, top 4% 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.

NCT04878835 phase1completednot on this map

Effects of Ranibizumab on Microvasculature, Oxidative Stress and Recurrence in Primary Pterygium Surgery

TypeinterventionalSponsorUniversiti Sains MalaysiaRan2018 to 2020Enrolled52ConditionsPatients With Primary Nasal PterygiumArmsintralesional ranibizumab
3 · Its place in the literature

Who cites it

36 citing papers in PubMed, 55 citations in OpenAlex.

  1. Review
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  7. Early-stage diabetic retinopathy: gut-metabolic triggers, immune-neurodegeneration, and interventions.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2025
    Review
  8. Article
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  13. Review
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  18. Bridging the gap of vision restoration.Frontiers in cellular neuroscience · 2024
    Review
  19. Article
  20. Article
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

6 authors at 2 institutions in 1 country.

Maria Grazia RossinoDepartment of Biology, University of Pisa, 56126 Pisa, Italy.
Matteo LulliDepartment of Experimental and Clinical Biomedical Sciences "Mario Serio", University of Florence, 50134 Florence, Italy.ORCID 0000-0002-8528-4094
Rosario AmatoDepartment of Biology, University of Pisa, 56126 Pisa, Italy.
Maurizio CammalleriDepartment of Biology, University of Pisa, 56126 Pisa, Italy.
Massimo Dal MonteDepartment of Biology, University of Pisa, 56126 Pisa, Italy.ORCID 0000-0002-5181-4456
Giovanni CasiniDepartment of Biology, University of Pisa, 56126 Pisa, Italy.ORCID 0000-0002-0270-4437
University of Pisa · ITUniversity of Florence · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundOxidative stress (OS) plays a central role in diabetic retinopathy (DR), triggering expression and release of vascular endothelial growth factor (VEGF), the increase of which leads to deleterious vascular changes. We tested the hypothesis that OS-stimulated VEGF induces its own expression with an autocrine mechanism.

methodsMIO-M1 cells and ex vivo mouse retinal explants were treated with OS, with exogenous VEGF or with conditioned media (CM) from OS-stressed cultures.

resultsBoth in MIO-M1 cells and in retinal explants, OS or exogenous VEGF induced a significant increase of

conclusionsThese results are consistent with the existence of a retinal VEGF autocrine loop triggered by OS. This mechanism may significantly contribute to the maintenance of elevated VEGF levels and therefore it may be of central importance for the onset and development of DR.

Indexed as

Autocrine CommunicationOxidative StressAnimalsCell LineCell NucleusCulture Media, ConditionedDiabetic RetinopathyHumansHypoxia-Inducible Factor 1, alpha SubunitMice, Inbred C57BLModels, BiologicalNF-E2-Related Factor 2Protein TransportRetinaRNA, MessengerVascular Endothelial Growth Factor ACulture Media, ConditionedHypoxia-Inducible Factor 1, alpha SubunitNF-E2-Related Factor 2RNA, MessengerVascular Endothelial Growth Factor AVascular Endothelial Growth Factor Receptor-2conditioned mediumdiabetic retinopathyHIF-1MIO-M1Müller cellNrf2retinal explantVEGFR2

Identifiers

PMID32545222
PMCPMC7349409
OpenAlexW3035312637

What OpenQuestion holds

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Registered trials

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.