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ArticleGraefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie2024

VEGF-A-induced changes in distal outflow tract structure and function.

Jannis Oltmann, Mark Morell, Mohamad Dakroub, Raoul Verma-Fuehring, Jost Hillenkamp, Nils Loewen

Open access · hybridAbstract read
In one paragraph

Article in Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
0.8field-weighted citation impact, top 27% 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

2 citing papers in PubMed, 3 citations in OpenAlex.

  1. Article
  2. 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 1 institution in 1 country.

Jannis OltmannDepartment of Ophthalmology, University Hospital Würzburg, Josef-Schneider-Straße 11, 97080, Würzburg, Germany.
Mark MorellDepartment of Ophthalmology, University Hospital Würzburg, Josef-Schneider-Straße 11, 97080, Würzburg, Germany.
Mohamad DakroubDepartment of Ophthalmology, University Hospital Würzburg, Josef-Schneider-Straße 11, 97080, Würzburg, Germany.
Raoul Verma-FuehringDepartment of Ophthalmology, University Hospital Würzburg, Josef-Schneider-Straße 11, 97080, Würzburg, Germany.
Jost HillenkampDepartment of Ophthalmology, University Hospital Würzburg, Josef-Schneider-Straße 11, 97080, Würzburg, Germany.
Nils LoewenDepartment of Ophthalmology, University Hospital Würzburg, Josef-Schneider-Straße 11, 97080, Würzburg, Germany. loewen.nils@gmail.com.ORCID http://orcid.org/0000-0001-7167-1213
Universitätsklinikum Würzburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo investigate changes in distal outflow tract vessels caused by VEGF-A and their impact on outflow.

methodsWe compared VEGF-A perfused porcine anterior segments with and without trabecular meshwork (TM) to control eyes. In the first experiment (n=48), we analyzed live changes of the outflow tract with spectral-domain optical coherence tomography (SD-OCT) over 3 h and reconstructed them in 3D. In a second experiment (n=32), we measured the intraocular pressure (IOP) variation in response to VEGF-A over 48 h and computed the outflow facility.

resultsVEGF-A increased the vessel volume of the distal outflow tract by 16.8±10.6% while control eyes remained unchanged (0.5±6.8%). Volume changes occurred within the first 100 min before plateauing at 140 min. VEGF-A enhanced the outflow facility in eyes without TM by 38.6±25.5% at 24 h as compared to controls (p<0.05).

conclusionVEGF-A dilated vessels of the distal outflow tract and increased the outflow facility even after TM removal, pointing to a regulatory mechanism independent of proximal structures.

Indexed as

Aqueous HumorVascular Endothelial Growth Factor AAnimalsIntraocular PressureSwineTrabecular MeshworkVascular Endothelial Growth Factor ADistal outflow tractOutflow facilityPorcine eyesSD-OCTVEGF-A

Identifiers

PMID37831170
PMCPMC10844149
OpenAlexW4387600016

What OpenQuestion holds

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LicenceCC BY
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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.