Evidence map›Paper›PMID 23297133›Full record

ArticleBlood2013

Genomic impact of transient low-dose decitabine treatment on primary AML cells.

Jeffery M Klco, David H Spencer, Tamara L Lamprecht, Shawn M Sarkaria, Todd Wylie, Vincent Magrini, Jasreet Hundal, Jason Walker, Nobish Varghese, Petra Erdmann-Gilmore and 6 more

Abstract readEvaluation Study
In one paragraph

Article in Blood, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 106 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
106citing papers in PubMed, 1 pooled it
9.0field-weighted citation impact, top 1% 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

106 citing papers in PubMed, 1 synthesis or guideline pooled it, 203 citations in OpenAlex.

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  17. Modeling Acute Myeloid Leukemia Using StarPEG-Heparin Hydrogels.Methods in molecular biology (Clifton, N.J.) · 2024
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46 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

16 authors at 2 institutions in 1 country.

Jeffery M KlcoDepartments of Pathology and Immunology and.
David H Spencer
Tamara L Lamprecht
Shawn M Sarkaria
Todd Wylie
Vincent Magrini
Jasreet Hundal
Jason Walker
Nobish Varghese
Petra Erdmann-Gilmore
Cheryl F Lichti
Matthew R Meyer
R Reid Townsend
Richard K Wilson
Elaine R Mardis
Timothy J Ley
Washington University in St. Louis · USThe University of Texas Medical Branch at Galveston · US

Funding

Large Scale Genome SequencingU54HG003079 · NHGRI · WASHINGTON UNIVERSITY · PI DUTCHER, SUSAN K · 2004 to 2016
$445.7M
Washington University Center for Cellular ImagingP30CA091842 · NCI · WASHINGTON UNIVERSITY · PI TIMOTHY J. EBERLEIN · 2001 to 2026
$128.0M
Specimen Acquistition and Expression ProfilingP01CA101937 · NCI · WASHINGTON UNIVERSITY · PI LEY, TIMOTHY J. · 2003 to 2023
$58.8M
DNMT3A MUTATIONS IN ACUTE MYELOID LEUKEMIAR01CA162086 · NCI · WASHINGTON UNIVERSITY · PI LEY, TIMOTHY J. · 2011 to 2015
$1.8M
NCI NIH HHS P01 CA101937NCI NIH HHS P01CA101937NCI NIH HHS P30 CA091842NCI NIH HHS R01 CA162086NCI NIH HHS R01CA162086NHGRI NIH HHS HG003079NHGRI NIH HHS U54 HG003079
6 · The paper itself

Abstract

Acute myeloid leukemia (AML) is characterized by dysregulated gene expression and abnormal patterns of DNA methylation; the relationship between these events is unclear. Many AML patients are now being treated with hypomethylating agents, such as decitabine (DAC), although the mechanisms by which it induces remissions remain unknown. The goal of this study was to use a novel stromal coculture assay that can expand primary AML cells to identify the immediate changes induced by DAC with a dose (100nM) that decreases total 5-methylcytosine content and reactivates imprinted genes (without causing myeloid differentiation, which would confound downstream genomic analyses). Using array-based technologies, we found that DAC treatment caused global hypomethylation in all samples (with a preference for regions with higher levels of baseline methylation), yet there was limited correlation between changes in methylation and gene expression. Moreover, the patterns of methylation and gene expression across the samples were primarily determined by the intrinsic properties of the primary cells, rather than DAC treatment. Although DAC induces hypomethylation, we could not identify canonical target genes that are altered by DAC in primary AML cells, suggesting that the mechanism of action of DAC is more complex than previously recognized.

Indexed as

AnimalsAntimetabolites, AntineoplasticAzacitidineCells, CulturedCpG IslandsDecitabineDNA MethylationDose-Response Relationship, DrugGene Expression ProfilingGene Expression Regulation, LeukemicGenome, HumanHumansLeukemia, Myeloid, AcuteMiceMicroarray AnalysisPrimary Cell CultureAntimetabolites, AntineoplasticAzacitidineDecitabine

Identifiers

PMID23297133
PMCPMC3587326
OpenAlexW2002625908

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.