Evidence map›Paper›PMID 18948576›Full record

ArticleBlood2009

A retroviral mutagenesis screen reveals strong cooperation between Bcl11a overexpression and loss of the Nf1 tumor suppressor gene.

Bin Yin, Ruud Delwel, Peter J Valk, Margaret R Wallace, Mignon L Loh, Kevin M Shannon, David A Largaespada

Open access · bronzeAbstract read
In one paragraph

Article in Blood, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
1.1field-weighted citation impact, top 24% 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

34 citing papers in PubMed, 54 citations in OpenAlex.

  1. Review
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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

7 authors at 4 institutions in 2 countries.

Bin YinMasonic Cancer Center and Department of Genetics, Cell Biology and Development, University of Minnesota, Minneapolis, MN 55455, USA.
Ruud Delwel
Peter J Valk
Margaret R Wallace
Mignon L Loh
Kevin M Shannon
David A Largaespada
Erasmus University Rotterdam · NLUniversity of California, San Francisco · USUniversity of Minnesota · USUniversity of Florida · US

Funding

MOUSE MODELS OF MYELOID LEUKEMIAU01CA084221 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI SHANNON, KEVIN M. · 1999 to 2009
$8.7M
NCI NIH HHS CA84221NCI NIH HHS U01 CA084221
6 · The paper itself

Abstract

NF1 inactivation occurs in specific human cancers, including juvenile myelomonocytic leukemia, an aggressive myeloproliferative disorder of childhood. However, evidence suggests that Nf1 loss alone does not cause leukemia. We therefore hypothesized that inactivation of the Nf1 tumor suppressor gene requires cooperating mutations to cause acute leukemia. To search for candidate genes that cooperate with Nf1 deficiency in leukemogenesis, we performed a forward genetic screen using retroviral insertion mutagenesis in Nf1 mutant mice. We identified 43 common proviral insertion sites that contain candidate genes involved in leukemogenesis. One of these genes, Bcl11a, confers a growth advantage in cultured Nf1 mutant hematopoietic cells and causes early onset of leukemia of either myeloid or lymphoid lineage in mice when expressed in Nf1-deficient bone marrow. Bcl11a-expressing cells display compromised p21(Cip1) induction, suggesting that Bcl11a's oncogenic effects are mediated, in part, through suppression of p21(Cip1). Importantly, Bcl11a is expressed in human chronic myelomonocytic leukemia and juvenile myelomonocytic leukemia samples. A subset of AML patients, who had poor outcomes, of 16 clusters, displayed high levels of BCL11A in leukemic cells. These findings suggest that deregulated Bcl11a cooperates with Nf1 in leukemogenesis, and a therapeutic strategy targeting the BCL11A pathway may prove beneficial in the treatment of leukemia.

Indexed as

AnimalsCarrier ProteinsCell Line, TransformedCyclin-Dependent Kinase Inhibitor p21DNA-Binding ProteinsHumansLeukemia, Myelogenous, Chronic, BCR-ABL PositiveLeukemia, Myelomonocytic, JuvenileMiceMice, Mutant StrainsMice, TransgenicMutagenesis, InsertionalNeurofibromin 1Nuclear ProteinsRepressor ProteinsRetroviridaeBCL11A protein, humanBcl11a protein, mouseCarrier ProteinsCDKN1A protein, humanCdkn1a protein, mouseCyclin-Dependent Kinase Inhibitor p21DNA-Binding ProteinsNeurofibromin 1Nuclear ProteinsRepressor Proteins

Identifiers

PMID18948576
PMCPMC2635073
OpenAlexW1971713824

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.