Evidence map›Paper›PMID 31731544›Full record

ArticleCells2019

Wnt Glycation Inhibits Canonical Signaling.

Zhennan Ye, Sonnhild Mittag, Martin Schmidt, Andreas Simm, Rüdiger Horstkorte, Otmar Huber

Open access · goldAbstract read
In one paragraph

Article in Cells, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
0.6field-weighted citation impact, top 32% 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

3 citing papers in PubMed, 7 citations in OpenAlex.

  1. Article
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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

6 authors at 2 institutions in 1 country.

Zhennan YeDepartment of Biochemistry II, Jena University Hospital, Friedrich Schiller University Jena, 07743 Jena, Germany.ORCID 0000-0002-1237-1971
Sonnhild MittagDepartment of Biochemistry II, Jena University Hospital, Friedrich Schiller University Jena, 07743 Jena, Germany.
Martin SchmidtDepartment of Biochemistry II, Jena University Hospital, Friedrich Schiller University Jena, 07743 Jena, Germany.ORCID 0000-0003-3578-4338
Andreas SimmDepartment of Cardiac Surgery, Middle German Heart Center, University Hospital Halle, Martin Luther University Halle-Wittenberg, 06120 Halle/Saale, Germany.
Rüdiger HorstkorteInstitute for Physiological Chemistry, Martin Luther University Halle-Wittenberg, 06114 Halle/Saale, Germany.
Otmar HuberDepartment of Biochemistry II, Jena University Hospital, Friedrich Schiller University Jena, 07743 Jena, Germany.ORCID 0000-0003-4359-1747
Jena University Hospital · DEMartin Luther University Halle-Wittenberg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Glycation occurs as a non-enzymatic reaction between amino and thiol groups of proteins, lipids, and nucleotides with reducing sugars or α-dicarbonyl metabolites. The chemical reaction underlying is the Maillard reaction leading to the formation of a heterogeneous group of compounds named advanced glycation end products (AGEs). Deleterious effects have been observed to accompany glycation such as alterations of protein structure and function resulting in crosslinking and accumulation of insoluble protein aggregates. A substantial body of evidence associates glycation with aging. Wnt signaling plays a fundamental role in stem cell biology as well as in regeneration and repair mechanisms. Emerging evidence implicates that changes in Wnt/β-catenin pathway activity contribute to the aging process. Here, we investigated the effect of glycation of Wnt3a on its signaling activity.

methodsGlycation was induced by treatment of Wnt3a-conditioned medium (CM) with glyoxal (GO). Effects on Wnt3a signaling activity were analyzed by Topflash/Fopflash reporter gene assay, co-immunoprecipitation, and quantitative RT-PCR.

resultsOur data show that GO-treatment results in glycation of Wnt3a. Glycated Wnt3a suppresses β-catenin transcriptional activity in reporter gene assays, reduced binding of β-catenin to T-cell factor 4 (TCF-4) and extenuated transcription of Wnt/β-catenin target genes.

conclusionsGO-induced glycation impairs Wnt3a signaling function.

Indexed as

Cell LineGenes, ReporterGlycation End Products, AdvancedHEK293 CellsHumansSignal TransductionStem CellsTranscription, GeneticWnt3A ProteinWnt ProteinsWnt Signaling PathwayGlycation End Products, AdvancedWnt3A ProteinWnt Proteinsadvanced glycation end productsAGEsagingglycationglyoxalmethylglyoxalRAGEWnt3aβ-catenin

Identifiers

PMID31731544
PMCPMC6912562
OpenAlexW2982280392

What OpenQuestion holds

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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.