Evidence map›Paper›PMID 26118503›Full record

ReviewExperimental hematology2015

Targeting DOT1L and HOX gene expression in MLL-rearranged leukemia and beyond.

Chun-Wei Chen, Scott A Armstrong

Abstract readReview
In one paragraph

Review in Experimental hematology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 77 papers.

0numbers the graph read from it
0cells of the map it votes in
77citing papers in PubMed
9.5field-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

77 citing papers in PubMed, 121 citations in OpenAlex.

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17 more citing papers are in PubMed but not listed here.

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

2 authors at 1 institution in 1 country.

Chun-Wei ChenCancer Biology and Genetics Program, Memorial Sloan Kettering Cancer Center, New York, NY, USA.
Scott A ArmstrongCancer Biology and Genetics Program, Memorial Sloan Kettering Cancer Center, New York, NY, USA; Department of Pediatrics, Memorial Sloan Kettering Cancer Center, New York, NY, USA. Electronic address: Armstros@mskcc.org.
Memorial Sloan Kettering Cancer Center · US

Funding

X-RAY CRYSTALLOGRAPHYP30CA008748 · NCI · SLOAN-KETTERING INSTITUTE FOR CANCER RES · PI Nicholas D Socci · 1985 to 2026
$347.4M
TYROSINE KINASE ONCOGENESIS IN MYELOID LEUKEMIAP01CA066996 · NCI · DANA-FARBER CANCER INSTITUTE · PI SCOTT A ARMSTRONG · 1996 to 2026
$52.5M
Targeting to Epigenetic Modications in ALLR01CA176745 · NCI · SLOAN-KETTERING INST CAN RESEARCH · PI ARMSTRONG, SCOTT A, QI, JUN · 2012 to 2022
$4.2M
Molecular pathogenesis of MLL-AF4 leukemiasR01CA140575 · NCI · SLOAN-KETTERING INST CAN RESEARCH · PI ARMSTRONG, SCOTT A · 2010 to 2014
$1.7M
Creating in vivo Chemical Probes for Lysine Methyltransferases G9a and GLPR01GM103893 · NIGMS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI JIN, JIAN · 2013 to 2015
$1.1M
Cancer epigenetics: Understanding histone methylation in leukemia stem cellsR00CA151683 · NCI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI WANG, G GREG · 2012 to 2014
$725k
Cancer epigenetics: Understanding histone methylation in leukemia stem cellsK99CA151683 · NCI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI WANG, G GREG · 2010 to 2011
$276k
NCI NIH HHS CA130247NCI NIH HHS CA151683NCI NIH HHS P01 CA066996NCI NIH HHS P30 CA008748NCI NIH HHS R01 CA140575NCI NIH HHS R01 CA176745NIGMS NIH HHS R01GM103893
6 · The paper itself

Abstract

Leukemias harboring mixed-lineage leukemia gene (MLL1) abnormalities are associated with poor clinical outcomes, and new therapeutic approaches are desperately needed. Rearrangement of the MLL1 gene generates chimeric proteins that fuse the NH3 terminus of MLL1 to the COOH terminus of its translocation partners. These MLL1 fusion oncoproteins drive the expression of homeobox genes such as HOXA cluster genes and myeloid ecotropic viral integration site 1 homolog (MEIS1), which are known to induce leukemic transformation of hematopoietic progenitors. Genomewide histone methylation studies have revealed that the abnormal expression of MLL1 fusion target genes is associated with high levels of H3K79 methylation at these gene loci. The only known enzyme that catalyzes methylation of H3K79 is disruptor of telomeric-silencing 1-like (DOT1L). Loss-of-function mouse models, as well as small molecular inhibitors of DOT1L, illustrate that leukemias driven by MLL1 translocations are dependent on DOT1L enzymatic activity for proliferation and for the maintenance of HOXA gene expression. Furthermore, DOT1L also appears to be important for HOXA gene expression in other settings including leukemias with select genetic abnormalities. These discoveries have established a foundation for disease-specific therapies that target chromatin modifications in highly malignant leukemias harboring specific genetic abnormalities. This review focuses on the molecular mechanisms underlying MLL1 translocation-driven leukemogenesis and the latest progress on DOT1L-targeted epigenetic therapies for MLL1-rearranged and other leukemias.

Indexed as

Drug Delivery SystemsGene Expression Regulation, LeukemicHistone-Lysine N-MethyltransferaseHomeodomain ProteinsLeukemiaMethyltransferasesMyeloid-Lymphoid Leukemia ProteinAnimalsAntineoplastic AgentsCell Transformation, NeoplasticHistonesHumansMethylationMiceAntineoplastic AgentsDOT1L protein, humanHistone-Lysine N-MethyltransferaseHistonesHomeodomain ProteinsHoxA proteinKMT2A protein, humanMethyltransferasesMyeloid-Lymphoid Leukemia Protein

Identifiers

PMID26118503
PMCPMC4540610
OpenAlexW2113181160

What OpenQuestion holds

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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.