Evidence map›Paper›PMID 18033804›Full record

ArticleNucleic acids research2008

CpG methylation plays a vital role in determining tissue- and cell-specific expression of the human cell-death-inducing DFF45-like effector A gene through the regulation of Sp1/Sp3 binding.

Dong Li, Liang Da, Hong Tang, Tsaiping Li, Mujun Zhao

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

27 citing papers in PubMed, 1 synthesis or guideline pooled it, 42 citations in OpenAlex.

  1. Pooled it
  2. Epigenetic silencing ofOncology reports · 2025
    Article
  3. Article
  4. Hypermethylation-Mediated Silencing ofInternational journal of molecular sciences · 2022
    Article
  5. Blood-Based Epigenetic Markers ofJournal of the American Heart Association · 2021
    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

5 authors at 3 institutions in 1 country.

Dong LiState Key Laboratory of Molecular Biology, Institute of Biochemistry and Cell Biology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China.
Liang Da
Hong Tang
Tsaiping Li
Mujun Zhao
Center for Excellence in Molecular Cell Science · CNChinese Academy of Sciences · CNShanghai Institutes for Biological Sciences · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cell-death-inducing DFF45-like effector A (CIDE-A) belongs to a family of proapoptotic proteins, the expression of which is highly restricted in human tissues and cells. Here, the core region of the human CIDE-A promoter was characterized. Surprisingly, two Sp1/Sp3-binding sites, rather than tissue-specific transcription factors, were found to be required for the promoter activity. Although the ubiquitously expressed Sp1 and Sp3 were crucial, they alone could not adequately regulate the specific expression of CIDE-A. We found that the expression of CIDE-A was further regulated by CpG methylation of the promoter region. By performing bisulfite sequencing, we observed dense CpG methylation of the promoter region in tissues and cells with low or no expression of CIDE-A but not in tissues with high level of CIDE-A expression. In vitro methylation of this region showed significantly reduced transcriptional activity. Treatment of CIDE-A-negative cells with 5-aza-2'-deoxycytidine demethylated the CpG sites; this opened the closed chromatin conformation and markedly enhanced the binding affinity of Sp1/Sp3 to the promoter in vivo, thereby restoring CIDE-A expression. These data indicated that CpG methylation plays a crucial role in establishing and maintaining tissue- and cell-specific transcription of the CIDE-A gene through the regulation of Sp1/Sp3 binding.

Indexed as

CpG IslandsGene Expression RegulationApoptosis Regulatory ProteinsAzacitidineBase SequenceBinding SitesCell LineCell Line, TumorChromatinDecitabineDNA MethylationExonsGene ExpressionHumansMolecular Sequence DataPromoter Regions, GeneticApoptosis Regulatory ProteinsAzacitidineChromatinCIDEA protein, humanDecitabineSp1 Transcription FactorSP3 protein, humanSp3 Transcription Factor

Identifiers

PMID18033804
PMCPMC2248752
OpenAlexW2152463875

What OpenQuestion holds

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LicenceCC BY-NC
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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.