Evidence map›Paper›PMID 24866170›Full record

ArticleEpigenetics2014

Differential methylation in CN-AML preferentially targets non-CGI regions and is dictated by DNMT3A mutational status and associated with predominant hypomethylation of HOX genes.

Ying Qu, Andreas Lennartsson, Verena I Gaidzik, Stefan Deneberg, Mohsen Karimi, Sofia Bengtzén, Martin Höglund, Lars Bullinger, Konstanze Döhner, Sören Lehmann

Open access · bronzeAbstract read
In one paragraph

Article in Epigenetics, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed
7.2field-weighted citation impact, top 2% 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

58 citing papers in PubMed, 85 citations in OpenAlex.

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  19. Article
  20. Epigenetic Landscape of Liquid Biopsy in Colorectal Cancer.Frontiers in cell and developmental biology · 2021
    Review
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 5 institutions in 3 countries.

Ying QuCenter for Hematology and Regenerative Medicine (HERM); Department of Medicine Huddinge; Karolinska Institute; Stockholm, Sweden.
Andreas LennartssonDepartment of Biosciences and Nutrition; NOVUM; Karolinska Institutet; Stockholm, Sweden.
Verena I GaidzikDepartment of Internal Medicine III; University Hospital of Ulm; Ulm, Germany.
Stefan DenebergCenter for Hematology and Regenerative Medicine (HERM); Department of Medicine Huddinge; Karolinska Institute; Stockholm, Sweden; Hematology Centre, M54; Karolinska University Hospital and Karolinska Institute; Stockholm, Sweden.
Mohsen KarimiCenter for Hematology and Regenerative Medicine (HERM); Department of Medicine Huddinge; Karolinska Institute; Stockholm, Sweden.
Sofia BengtzénCenter for Hematology and Regenerative Medicine (HERM); Department of Medicine Huddinge; Karolinska Institute; Stockholm, Sweden.
Martin HöglundDepartment of Hematology; Uppsala University Hospital; Uppsala, Sweden.
Lars BullingerDepartment of Internal Medicine III; University Hospital of Ulm; Ulm, Germany.
Konstanze DöhnerDepartment of Internal Medicine III; University Hospital of Ulm; Ulm, Germany.
Sören LehmannCenter for Hematology and Regenerative Medicine (HERM); Department of Medicine Huddinge; Karolinska Institute; Stockholm, Sweden; Hematology Centre, M54; Karolinska University Hospital and Karolinska Institute; Stockholm, Sweden.
Center for Neuroscience and Regenerative Medicine · USUniversity Hospital Ulm · DEKarolinska Institutet · SEKarolinska University Hospital · SEUppsala University Hospital · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The extent and role of aberrant DNA methylation in promoter CpG islands (CGIs) have been extensively studied in leukemia and other malignancies. Still, CGIs represent only a small fraction of the methylome. We aimed to characterize genome-wide differential methylation of cytogenetically normal AML (CN-AML) cells compared with normal CD34(+) bone marrow cells using the Illumina 450K methylation array. Differential methylation in CN-AML was most prominent in genomic areas far from CGIs, in so called open sea regions. Furthermore, differential methylation was specifically found in genes encoding transcription factors (TFs), with WT1 being the most differentially methylated TF. Among genetic mutations in AML, DNMT3A mutations showed the most prominent association with the DNA methylation pattern, characterized by hypomethylation of CGIs (as compared with DNMT3A wild type cases). The differential methylation in DNMT3A mutant cells vs. wild type cells was predominantly found in HOX genes, which were hypomethylated. These results were confirmed and validated in an independent CN-AML cohort. In conclusion, we show that, in CN-AML, the most pronounced changes in DNA methylation occur in non-CGI regions and that DNMT3A mutations confer a pattern of global hypomethylation that specifically targets HOX genes.

Indexed as

CpG IslandsDNA MethylationGenes, HomeoboxAdultAgedBone Marrow CellsCohort StudiesCore Binding Factor Alpha 2 SubunitDNA (Cytosine-5-)-MethyltransferasesDNA Methyltransferase 3AFemaleHematopoiesisHumansLeukemia, Myeloid, AcuteMaleMiddle AgedCore Binding Factor Alpha 2 SubunitDNA (Cytosine-5-)-MethyltransferasesDNA Methyltransferase 3ADNMT3A protein, humanRUNX1 protein, humanWT1 protein, humanWT1 Proteinsacute myeloid leukemiaDNA methylationDNMT3AHomeobox gene familynon-CGI region

Identifiers

PMID24866170
PMCPMC4164496
OpenAlexW2069891232

What OpenQuestion holds

Textmetadata
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 OpenQuestion graph.