Evidence map›Paper›PMID 34765018›Full record

ArticleExperimental and therapeutic medicine2021

Regulatory role of miRNA-23a in diabetic retinopathy.

Lihui Sun, Xuezheng Liu, Zhongfu Zuo

Open access · diamondAbstract read
In one paragraph

Article in Experimental and therapeutic medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.7field-weighted citation impact, top 17% 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

19 citing papers in PubMed, 18 citations in OpenAlex.

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  12. MicroRNA expression profiling in tears and blood as predictive biomarkers for anti-VEGF treatment response in wet age-related macular degeneration.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2024
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  17. Tear Film MicroRNAs as Potential Biomarkers: A Review.International journal of molecular sciences · 2023
    Review
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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

3 authors at 2 institutions in 1 country.

Lihui SunDepartment of Anatomy, Histology and Embryology, Guangxi Medical University, Nanning, Guangxi Zhuang Autonomous Region 530021, P.R. China.
Xuezheng LiuDepartment of Anatomy, Histology and Embryology, Guangxi Medical University, Nanning, Guangxi Zhuang Autonomous Region 530021, P.R. China.
Zhongfu ZuoLiaoning Key Laboratory of Diabetic Cognitive and Perceptive Dysfunction, Department of Anatomy, Histology and Embryology, Jinzhou Medical University, Jinzhou, Liaoning 121000, P.R. China.
Guangxi Medical University · CNJinzhou Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The present study aimed to investigate the expression of microRNA (miRNA)-23a in blood and tear samples from diabetic retinopathy (DR) patients. Blood and tear samples were obtained from 33 patients with proliferative DR. Additionally, a rat model of DR was established. Reverse transcription-quantitative PCR was used to determine vascular endothelial growth factor (VEGF) mRNA and miRNA-23a expression levels, while ELISA and western blot analysis were performed to determine protein expression levels. Bioinformatics analysis and dual luciferase reporter assay were used to predict and validate the interaction between miRNA-23a and VEGF and cell proliferative ability was assessed with the MTT assay. In comparison to control patients VEGF mRNA and protein expression levels were significantly elevated in the blood and tear samples from patients with DR, while the expression level of miRNA-23a was significantly reduced. In blood and retinal tissues from a rat model of DR, the mRNA and protein expression levels of VEGF were significantly increased, while the miRNA-23a expression level was significantly decreased relative to controls. Dual luciferase reporter assay showed that miRNA-23a bound to the 3'-untranslated region (UTR) of VEGF. Moreover, over-expression of miRNA-23a significantly reduced the expression level of VEGF and the proliferative activity of human retinal microvascular endothelial cells. The elevated VEGF expression in the blood and tears of patients with DR may be related to the reduced miRNA-23a expression. miRNA-23a may regulate microvascular growth at the retina via VEGF and contribute to DR progression.

Indexed as

diabetic retinopathymiRNA-23avascular endothelial growth factor

Identifiers

PMID34765018
PMCPMC8576621
OpenAlexW3211162995

What OpenQuestion holds

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Registered trials

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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.