Evidence map›Paper›PMID 23487024›Full record

ArticleBlood2013

A CALM-derived nuclear export signal is essential for CALM-AF10-mediated leukemogenesis.

Amanda E Conway, Paula B Scotland, Catherine P Lavau, Daniel S Wechsler

Open access · bronzeAbstract read
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 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
1.9field-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

24 citing papers in PubMed, 34 citations in OpenAlex.

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  11. CXCR4 Mediates Enhanced Cell Migration inFrontiers in oncology · 2021
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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

4 authors at 2 institutions in 1 country.

Amanda E ConwayDepartment of Pharmacology and Cancer Biology, Duke University, Durham, NC 27710, USA.
Paula B Scotland
Catherine P Lavau
Daniel S Wechsler
Duke Medical Center · USDuke University · US

Funding

Mechanisms of Leukemogenic Transformation by MLL-CALMR01CA109281 · NCI · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI WECHSLER, DANIEL STEVEN · 2005 to 2009
$1.3M
NCI NIH HHS R01 CA 109281NCI NIH HHS R01 CA109281
6 · The paper itself

Abstract

The t(10;11) chromosomal translocation gives rise to the CALM-AF10 fusion gene and is found in patients with aggressive and difficult-to-treat hematopoietic malignancies. CALM-AF10-driven leukemias are characterized by HOXA gene up-regulation and a global reduction in H3K79 methylation. DOT1L, the H3K79 methyltransferase, interacts with the octapeptide/leucine zipper domain of AF10, and this region has been shown to be necessary and sufficient for CALM-AF10-mediated transformation. However, the precise role of CALM in leukemogenesis remains unclear. Here, we show that CALM contains a nuclear export signal (NES) that mediates cytoplasmic localization of CALM-AF10 and is necessary for CALM-AF10-dependent transformation. Fusions of the CALM NES (NES(CALM)-AF10) or NES motifs from heterologous proteins (ABL1, Rev, PKIA, APC) in-frame with AF10 are sufficient to immortalize murine hematopoietic progenitors in vitro. The CALM NES is essential for CALM-AF10-dependent Hoxa gene up-regulation and aberrant H3K79 methylation, possibly by mislocalization of DOT1L. Finally, we observed that CALM-AF10 leukemia cells are selectively sensitive to inhibition of nuclear export by Leptomycin B. These findings uncover a novel mechanism of leukemogenesis mediated by the nuclear export pathway and support further investigation of the utility of nuclear export inhibitors as therapeutic agents for patients with CALM-AF10 leukemias.

Indexed as

Gene Expression RegulationActive Transport, Cell NucleusAmino Acid SequenceAnimalsAntibiotics, AntineoplasticBone Marrow TransplantationCells, CulturedCell Transformation, NeoplasticFatty Acids, UnsaturatedFlow CytometryHematopoietic Stem CellsHomeodomain ProteinsHumansLeukemia, ExperimentalMiceMice, Inbred C57BLAF10-CALM fusion protein, humanAntibiotics, AntineoplasticFatty Acids, UnsaturatedHomeodomain ProteinsHoxA proteinleptomycin BMonomeric Clathrin Assembly ProteinsNuclear Export SignalsOncogene Proteins, FusionPICALM protein, mouse

Identifiers

PMID23487024
PMCPMC3674674
OpenAlexW2027188005

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.