Evidence map›Paper›PMID 27367506›Full record

ArticleInvestigative ophthalmology & visual science2016

Epigenetic Modification Prevents Excessive Wound Healing and Scar Formation After Glaucoma Filtration Surgery.

Ajay Sharma, Govindaraj Anumanthan, Marcos Reyes, Huiyi Chen, Jacob W Brubaker, Saad Siddiqui, Suneel Gupta, Frank G Rieger, Rajiv R Mohan

Open access · goldAbstract read
In one paragraph

Article in Investigative ophthalmology & visual science, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 1 pooled it
2.0field-weighted citation impact, top 14% 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

31 citing papers in PubMed, 1 synthesis or guideline pooled it, 48 citations in OpenAlex.

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  16. Corneal stromal repair and regeneration.Progress in retinal and eye research · 2022
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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

9 authors at 2 institutions in 1 country.

Ajay SharmaHarry S. Truman Memorial Veterans' Hospital Columbia, Missouri, United States 2One-Health One-Medicine Ophthalmology and Vision Research Center, College of Veterinary Medicine, University of Missouri, Columbia, Missouri, United States.
Govindaraj AnumanthanHarry S. Truman Memorial Veterans' Hospital Columbia, Missouri, United States 2One-Health One-Medicine Ophthalmology and Vision Research Center, College of Veterinary Medicine, University of Missouri, Columbia, Missouri, United States.
Marcos ReyesHarry S. Truman Memorial Veterans' Hospital Columbia, Missouri, United States 3Mason Eye Institute, School of Medicine, University of Missouri, Columbia, Missouri, United States.
Huiyi ChenHarry S. Truman Memorial Veterans' Hospital Columbia, Missouri, United States 3Mason Eye Institute, School of Medicine, University of Missouri, Columbia, Missouri, United States.
Jacob W BrubakerHarry S. Truman Memorial Veterans' Hospital Columbia, Missouri, United States 3Mason Eye Institute, School of Medicine, University of Missouri, Columbia, Missouri, United States.
Saad SiddiquiHarry S. Truman Memorial Veterans' Hospital Columbia, Missouri, United States 2One-Health One-Medicine Ophthalmology and Vision Research Center, College of Veterinary Medicine, University of Missouri, Columbia, Missouri, United States.
Suneel GuptaHarry S. Truman Memorial Veterans' Hospital Columbia, Missouri, United States 2One-Health One-Medicine Ophthalmology and Vision Research Center, College of Veterinary Medicine, University of Missouri, Columbia, Missouri, United States.
Frank G RiegerHarry S. Truman Memorial Veterans' Hospital Columbia, Missouri, United States 3Mason Eye Institute, School of Medicine, University of Missouri, Columbia, Missouri, United States.
Rajiv R MohanHarry S. Truman Memorial Veterans' Hospital Columbia, Missouri, United States 2One-Health One-Medicine Ophthalmology and Vision Research Center, College of Veterinary Medicine, University of Missouri, Columbia, Missouri, United States 3Mason Eye Institute.
Harry S. Truman Memorial Veterans' Hospital · USUniversity of Missouri · US

Funding

Gene Therapy in the CorneaR01EY017294 · NEI · UNIVERSITY OF MISSOURI-COLUMBIA · PI MOHAN, RAJIV RAVINDRA · 2007 to 2018
$4.3M
Targeted Gene Therapy and Nanomedicine Approaches to Treat Corneal DiseasesI01BX000357 · VA · HARRY S. TRUMAN MEMORIAL VA HOSPITAL · PI Rajiv Ravindra Mohan · 2009 to 2026
–
BLRD VA I01 BX000357NEI NIH HHS R01 EY017294
6 · The paper itself

Abstract

purposeThe purpose of this study was to determine the efficacy of suberoylanilide hydroxamic acid (SAHA), a histone deacetylase inhibitor (HDACi), in prevention of excessive wound healing and scar formation in a rabbit model of glaucoma filtration surgery (GFS).

methodsA rabbit model of GFS was used. Rabbits that underwent GFS received balanced salt solution, or SAHA (50 μM), or mitomycin C (0.02%). Clinical scores of IOP, bleb vascularity, and slit-lamp examination were performed. On postoperative day 14, rabbits were killed and the bleb tissues were collected for evaluation of tissue fibrosis with hematoxylin and eosin, Masson trichrome, α-smooth muscle actin (αSMA), and F-actin staining. Furthermore, SAHA-mediated acetylation of histones in corneal fibroblasts and conjunctiva were determined by Western blot analysis.

resultsSuberoylanilide hydroxamic acid treatment after GFS showed no signs of edema, corneal opacity, endophthalmitis, or cataract formation. Morphometric analysis of SAHA-treated eyes showed higher bleb length (P < 0.001), bleb area (P < 0.05), lower IOP (P < 0.01), and decreased vascularity compared to control. Furthermore, SAHA treatment showed significantly reduced levels of αSMA (P < 0.001), F-actin (P < 0.01), and collagen deposition (P < 0.05) at the sclerotomy site. In addition, SAHA treatment increased the acetylation status of H3 and H4 histones in corneal fibroblasts and conjunctiva.

conclusionsThis study demonstrates that HDAC inhibition is an attractive pharmacologic target to modulate GFS wound healing, and SAHA, an HDACi, can be a useful adjunct to improve the GFS outcome.

Indexed as

Filtering SurgeryAnalysis of VarianceAnimalsBlotting, WesternCicatrixCollagenConjunctivaCorneaDisease Models, AnimalEpigenomicsFemaleGlaucomaHistone Deacetylase InhibitorsHydroxamic AcidsIntraocular PressureMyofibroblastsCollagenHistone Deacetylase InhibitorsHydroxamic AcidsVorinostat

Identifiers

PMID27367506
PMCPMC4961058
OpenAlexW2469838021

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.