Evidence map›Paper›PMID 18337761›Full record

ArticleLeukemia2008

HoxA9 induces insulin-like growth factor-1 receptor expression in B-lineage acute lymphoblastic leukemia.

J T Whelan, D L Ludwig, F E Bertrand

Abstract read
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In one paragraph

Article in Leukemia, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.2field-weighted citation impact, top 13% 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

23 citing papers in PubMed, 40 citations in OpenAlex.

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  17. MicroRNA gene expression signatures in the developing neural tube.Birth defects research. Part A, Clinical and molecular teratology · 2011
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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

3 authors at 1 institution in 1 country.

J T WhelanDepartment of Microbiology and Immunology, The Brody School of Medicine at East Carolina University, Greenville, NC 27834, USA.
D L Ludwig
F E Bertrand
East Carolina University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The homeobox (Hox) gene family encodes a group of transcription factors preferentially expressed during embryonic development and hematopoiesis. Deregulation of Hox gene expression is frequently associated with acute leukemia. HoxA9 is the most commonly overexpressed Hox gene in acute leukemia. However, little is known regarding specific pathways regulated by HoxA9 that promote the growth and survival of leukemic cells. We have generated a conditional model of HoxA9 activity in the stromal cell dependent, HoxA9 negative, pre-B-cell line B-lineage-2 (BLIN-2). Conditional HoxA9 activation in BLIN-2 resulted in increased proliferation in the presence and absence of stromal cell support. Stimulation of HoxA9 activity resulted in increased expression of the c-Myb transcription factor and induction of insulin-like growth factor-1 receptor (IGF-1R) surface expression. HoxA9-mediated proliferative effects in BLIN-2 cells were abrogated when the cells were treated with specific IGF-1R tyrosine kinase inhibitors or with an IGF-1R mAb (A12). IGF-1R expression correlated with endogenous HoxA9 expression in a small panel of mixed lineage leukemia (MLL)/AF4 cell lines. siRNA knockdown of endogenous HoxA9 expression in the MLL/AF4-positive cell line RS4;11 resulted in loss of IGF-1R expression. These data indicate that HoxA9 overexpression induces IGF-1R expression and subsequently promotes leukemic cell growth.

Indexed as

Antibodies, MonoclonalBlotting, SouthernBlotting, WesternCell ProliferationEnzyme-Linked Immunosorbent AssayFlow CytometryGene Expression Regulation, NeoplasticHomeodomain ProteinsHumansImmunoprecipitationInsulin-Like Growth Factor IMyeloid-Lymphoid Leukemia ProteinOncogene Proteins, FusionPhosphorylationPrecursor B-Cell Lymphoblastic Leukemia-LymphomaProto-Oncogene Proteins c-mycAntibodies, Monoclonalhomeobox protein HOXA9Homeodomain ProteinsInsulin-Like Growth Factor IMLL-AF4 fusion protein, humanMYC protein, humanMyeloid-Lymphoid Leukemia ProteinOncogene Proteins, FusionProto-Oncogene Proteins c-mycReceptor, IGF Type 1RNA, MessengerRNA, Small Interfering

Identifiers

PMID18337761
OpenAlexW2064609430

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.