Evidence map›Paper›PMID 31086605›Full record

ArticleExperimental and therapeutic medicine2019

Role of gene promoter methylation regulated by TETs and DNMTs in the overexpression of HLA-G in MCF-7 cells.

Daoyu Zhang, Xinglan An, Ziyi Li, Sheng Zhang

Open access · diamondAbstract read
In one paragraph

Article in Experimental and therapeutic medicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
0.7field-weighted citation impact, top 31% 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

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 24 citations in OpenAlex.

  1. Pooled it
  2. Review
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  6. Review
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  19. Journal of Cancer · 2020
    Article
  20. 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

4 authors at 2 institutions in 1 country.

Daoyu ZhangState and Local Joint Engineering Laboratory for Animal Models of Human Diseases, Academy of Translational Medicine, The First Hospital of Jilin University, Changchun, Jilin 130061, P.R. China.
Xinglan AnState and Local Joint Engineering Laboratory for Animal Models of Human Diseases, Academy of Translational Medicine, The First Hospital of Jilin University, Changchun, Jilin 130061, P.R. China.
Ziyi LiState and Local Joint Engineering Laboratory for Animal Models of Human Diseases, Academy of Translational Medicine, The First Hospital of Jilin University, Changchun, Jilin 130061, P.R. China.
Sheng ZhangState and Local Joint Engineering Laboratory for Animal Models of Human Diseases, Academy of Translational Medicine, The First Hospital of Jilin University, Changchun, Jilin 130061, P.R. China.
First Hospital of Jilin University · CNJilin University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Human leukocyte antigen-G (HLA-G) is highly expressed in numerous solid tumor cell types and has important roles in protecting tumor cells from host immune recognition and destruction. DNA methylation modification, which may regulate gene expression, is aberrant in numerous tumor cell types. However, whether the high expression of HLA-G in tumor cells is induced by aberrant DNA methylation has remained elusive. In the present study, HLA-G, DNA methyltransferase (DNMT) and ten-eleven translocation (TET) expression, as well as the DNA methylation level of HLA-G, were assessed in the HBL-100 breast cell line and the MCF-7 breast cancer cell line. The influence of TET on the expression and DNA methylation levels of HLA-G in MCF-7 was assessed through treatment with the TET inhibitor dimethyloxallyl glycine (DMOG). The results indicated that HLA-G expression was significantly greater in MCF-7 than that in HBL-100 cells; however, the DNA methylation level of HLA-G was lower in MCF-7 than that in HBL-100 cells. Furthermore, in MCF-7 cells, DNMT1 and DNMT3a were expressed at lower levels and TET2 was expressed at higher levels than in HBL-100 cells. Treatment with DMOG significantly decreased HLA-G expression, while increasing the DNA methylation level of HLA-G in MCF-7. In conclusion, the results indicated that overexpression of HLA-G in MCF-7 cells was induced by DNA methylation modification. The lower DNMT1 and DNMT3a and higher TET2 expression levels may be responsible for the abnormal DNA methylation of HLA-G in MCF-7. Treatment with TET inhibitor prevented aberrant HLA-G expression and DNA methylation in MCF-7. The present study may provide potential targets for novel anti-cancer drugs.

Indexed as

dimethyloxallyl glycineDNA methylationhuman leukocyte antigen-GMCF-7ten-eleven translocation

Identifiers

PMID31086605
PMCPMC6489065
OpenAlexW2936775742

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.