Evidence map›Paper›PMID 35146866›Full record

ArticleAging cell2022

ZMAT3 hypomethylation contributes to early senescence of preadipocytes from healthy first-degree relatives of type 2 diabetics.

Rosa Spinelli, Pasqualina Florese, Luca Parrillo, Federica Zatterale, Michele Longo, Vittoria D'Esposito, Antonella Desiderio, Annika Nerstedt, Birgit Gustafson, Pietro Formisano and 5 more

Open access · goldAbstract read
In one paragraph

Article in Aging cell, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
3.3field-weighted citation impact, top 7% 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

21 citing papers in PubMed, 36 citations in OpenAlex.

  1. Article
  2. Progranulin deficiency induces premature vascular senescence and dysfunction.American journal of physiology. Heart and circulatory physiology · 2026
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  11. The impact of cellular senescence in human adipose tissue.Journal of cell communication and signaling · 2023
    Review
  12. Article
  13. Increased cell senescence in human metabolic disorders.The Journal of clinical investigation · 2023
    Review
  14. Article
  15. Review
  16. 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

15 authors at 2 institutions in 2 countries.

Rosa SpinelliDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.ORCID 0000-0001-7308-4119
Pasqualina FloreseDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.
Luca ParrilloDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.
Federica ZatteraleDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.
Michele LongoDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.
Vittoria D'EspositoDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.
Antonella DesiderioDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.
Annika NerstedtLundberg Laboratory for Diabetes Research, Department of Molecular and Clinical Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
Birgit GustafsonLundberg Laboratory for Diabetes Research, Department of Molecular and Clinical Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
Pietro FormisanoDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.
Claudia MieleDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.
Gregory Alexander RacitiDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.
Raffaele NapoliDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.
Ulf SmithLundberg Laboratory for Diabetes Research, Department of Molecular and Clinical Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
Francesco BeguinotDepartment of Translational Medical Sciences, Federico II University of Naples, Naples, Italy.ORCID 0000-0002-4946-7803
Federico II University Hospital · ITUniversity of Gothenburg · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Senescence of adipose precursor cells (APC) impairs adipogenesis, contributes to the age-related subcutaneous adipose tissue (SAT) dysfunction, and increases risk of type 2 diabetes (T2D). First-degree relatives of T2D individuals (FDR) feature restricted adipogenesis, reflecting the detrimental effects of APC senescence earlier in life and rendering FDR more vulnerable to T2D. Epigenetics may contribute to these abnormalities but the underlying mechanisms remain unclear. In previous methylome comparison in APC from FDR and individuals with no diabetes familiarity (CTRL), ZMAT3 emerged as one of the top-ranked senescence-related genes featuring hypomethylation in FDR and associated with T2D risk. Here, we investigated whether and how DNA methylation changes at ZMAT3 promote early APC senescence. APC from FDR individuals revealed increases in multiple senescence markers compared to CTRL. Senescence in these cells was accompanied by ZMAT3 hypomethylation, which caused ZMAT3 upregulation. Demethylation at this gene in CTRL APC led to increased ZMAT3 expression and premature senescence, which were reverted by ZMAT3 siRNA. Furthermore, ZMAT3 overexpression in APC determined senescence and activation of the p53/p21 pathway, as observed in FDR APC. Adipogenesis was also inhibited in ZMAT3-overexpressing APC. In FDR APC, rescue of ZMAT3 methylation through senolytic exposure simultaneously downregulated ZMAT3 expression and improved adipogenesis. Interestingly, in human SAT, aging and T2D were associated with significantly increased expression of both ZMAT3 and the P53 senescence marker. Thus, DNA hypomethylation causes ZMAT3 upregulation in FDR APC accompanied by acquisition of the senescence phenotype and impaired adipogenesis, which may contribute to FDR predisposition for T2D.

Indexed as

Diabetes Mellitus, Type 2DNA MethylationAdipocytesAdipogenesisCellular SenescenceHumansTumor Suppressor Protein p53Tumor Suppressor Protein p53adipose precursor cellsagingcellular senescenceDNA methylationfirst-degree relatives of type 2 diabeticssenolyticstype 2 diabetesZMAT3

Identifiers

PMID35146866
PMCPMC8920444
OpenAlexW4211132455

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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.