Evidence map›Paper›PMID 35798741›Full record

ArticleNature communications2022

TET1 dioxygenase is required for FOXA2-associated chromatin remodeling in pancreatic beta-cell differentiation.

Jianfang Li, Xinwei Wu, Jie Ke, Minjung Lee, Qingping Lan, Jia Li, Jianxiu Yu, Yun Huang, De-Qiang Sun, Ruiyu Xie

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
6.1field-weighted citation impact, top 3% 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

24 citing papers in PubMed, 33 citations in OpenAlex.

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  15. Enhanced glucose metabolism in Tet-deficient mouse embryonic stem cells.Frontiers in epigenetics and epigenomics · 2024
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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

10 authors at 4 institutions in 3 countries.

Jianfang Li *Department of Biomedical Sciences, Faculty of Health Sciences, University of Macau, Macau SAR, 999078, China.
Xinwei Wu *Department of Biomedical Sciences, Faculty of Health Sciences, University of Macau, Macau SAR, 999078, China.
Jie Ke *Department of Biomedical Sciences, Faculty of Health Sciences, University of Macau, Macau SAR, 999078, China.
Minjung LeeCenter for Epigenetics & Disease Prevention, Institute of Biosciences and Technology, College of Medicine, Texas A&M University, Houston, TX, 77030, USA.
Qingping LanDepartment of Biomedical Sciences, Faculty of Health Sciences, University of Macau, Macau SAR, 999078, China.
Jia LiCenter for Epigenetics & Disease Prevention, Institute of Biosciences and Technology, College of Medicine, Texas A&M University, Houston, TX, 77030, USA.
Jianxiu YuDepartment of Biochemistry and Molecular Cell Biology & Shanghai Key Laboratory of Tumor Microenvironment and Inflammation, Shanghai Jiao Tong University School of Medicine, Shanghai, 200025, China.ORCID http://orcid.org/0000-0002-6515-6001
Yun HuangCenter for Epigenetics & Disease Prevention, Institute of Biosciences and Technology, College of Medicine, Texas A&M University, Houston, TX, 77030, USA.ORCID http://orcid.org/0000-0001-5950-9168
De-Qiang SunInnovation Center for Advanced Interdisciplinary Medicine, the Fifth Affiliated Hospital of Guangzhou Medical University, Guangzhou, 510530, China. deqiangs@zju.edu.cn.ORCID http://orcid.org/0000-0002-1136-8551
Ruiyu XieDepartment of Biomedical Sciences, Faculty of Health Sciences, University of Macau, Macau SAR, 999078, China. ruiyuxie@um.edu.mo.ORCID http://orcid.org/0000-0003-0518-2897
University of Macau · MOPrevention Institute · USSecond Affiliated Hospital of Zhejiang University · CNShanghai Jiao Tong University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Existing knowledge of the role of epigenetic modifiers in pancreas development has exponentially increased. However, the function of TET dioxygenases in pancreatic endocrine specification remains obscure. We set out to tackle this issue using a human embryonic stem cell (hESC) differentiation system, in which TET1/TET2/TET3 triple knockout cells display severe defects in pancreatic β-cell specification. The integrative whole-genome analysis identifies unique cell-type-specific hypermethylated regions (hyper-DMRs) displaying reduced chromatin activity and remarkable enrichment of FOXA2, a pioneer transcription factor essential for pancreatic endoderm specification. Intriguingly, TET depletion leads to significant changes in FOXA2 binding at the pancreatic progenitor stage, in which gene loci with decreased FOXA2 binding feature low levels of active chromatin modifications and enriches for bHLH motifs. Transduction of full-length TET1 but not the TET1-catalytic-domain in TET-deficient cells effectively rescues β-cell differentiation accompanied by restoring PAX4 hypomethylation. Taking these findings together with the defective generation of functional β-cells upon TET1-inactivation, our study unveils an essential role of TET1-dependent demethylation in establishing β-cell identity. Moreover, we discover a physical interaction between TET1 and FOXA2 in endodermal lineage intermediates, which provides a mechanistic clue regarding the complex crosstalk between TET dioxygenases and pioneer transcription factors in epigenetic regulation during pancreas specification.

Indexed as

DioxygenasesHepatocyte Nuclear Factor 3-betaMixed Function OxygenasesProto-Oncogene Proteins5-MethylcytosineCell DifferentiationChromatinChromatin Assembly and DisassemblyDNA-Binding ProteinsDNA MethylationEpigenesis, GeneticHumans5-MethylcytosineChromatinDioxygenasesDNA-Binding ProteinsFOXA2 protein, humanHepatocyte Nuclear Factor 3-betaMixed Function OxygenasesProto-Oncogene ProteinsTET1 protein, human

Identifiers

PMID35798741
PMCPMC9263144
OpenAlexW4284891795

What Socratic holds

Textmetadata
LicenceCC BY
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 Socratic graph.