Evidence map›Paper›PMID 29720732›Full record

ArticleLeukemia2018

FGFR1 fusion kinase regulation of MYC expression drives development of stem cell leukemia/lymphoma syndrome.

Tianxiang Hu, Qing Wu, Yating Chong, Haiyan Qin, Candace J Poole, Jan van Riggelen, Mingqiang Ren, John K Cowell

Open access · greenAbstract read
In one paragraph

Article in Leukemia, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
2.6field-weighted citation impact, top 11% 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

18 citing papers in PubMed, 39 citations in OpenAlex.

  1. Article
  2. Article
  3. The FGF/FGFR/c-Myc axis as a promising therapeutic target in multiple myeloma.Journal of experimental & clinical cancer research : CR · 2024
    Review
  4. Article
  5. Biology and Therapeutic Properties of Mesenchymal Stem Cells in Leukemia.International journal of molecular sciences · 2024
    Review
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  7. Article
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  18. Review
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

8 authors at 3 institutions in 1 country.

Tianxiang HuGeorgia Cancer Center, Augusta University, Augusta, GA, 30912, USA.
Qing WuGeorgia Cancer Center, Augusta University, Augusta, GA, 30912, USA.
Yating ChongGeorgia Cancer Center, Augusta University, Augusta, GA, 30912, USA.
Haiyan QinGeorgia Cancer Center, Augusta University, Augusta, GA, 30912, USA.
Candace J PooleDepartment of Biochemistry and Molecular Biology, Augusta University, Augusta, GA, USA.
Jan van RiggelenDepartment of Biochemistry and Molecular Biology, Augusta University, Augusta, GA, USA.
Mingqiang RenConsortium for Health and Military Performance (CHAMP), Department of Military and Emergency Medicine, Uniformed Services University of the Health Sciences, 4301 Jones Bridge Road, Bethesda, MD, 20814, USA. mingqiang.ren.ctr@usuhs.edu.
John K CowellGeorgia Cancer Center, Augusta University, Augusta, GA, 30912, USA. jcowell@augusta.edu.
Augusta University Health · USAugusta University · USUniformed Services University of the Health Sciences · US

Funding

GENETIC ANALYSIS OF MYELOPROLIFERATIVE DISEASER01CA076167 · NCI · ROSWELL PARK CANCER INSTITUTE CORP · PI COWELL, JOHN K · 1999 to 2024
$6.2M
NCI NIH HHS R01 CA076167
6 · The paper itself

Abstract

Oncogenic transformation of hematopoietic stem cells by chimeric fusion kinases causing constitutive activation of FGFR1 leads to a stem cell leukemia/lymphoma (SCLL) syndrome, accompanied by widespread dysregulation of gene activity. We now show that FGFR1 activation is associated with upregulation of MYC and pharmacological suppression of FGFR1 activation leads to downregulation of MYC and suppression of MYC target genes. Luciferase reporter assays demonstrate that FGFR1 can directly regulate MYC expression and this effect is enhanced in the presence of chimeric FGFR1 kinases. In SCLL cells, a truncated form of FGFR1 is generated by granzyme B cleavage of the chimeric kinases, producing a nucleus-restricted derivative that can bind MYC regulatory regions. Mutation of the granzyme B cleavage site prevents relocation to the nucleus but does not suppress MYC activation, suggesting additional mechanisms of MYC activation in the presence of cytoplasm-restricted chimeric kinases. We show that one of these mechanisms involves activating cytoplasmic STAT5, which upregulates MYC independent of the truncated FGFR1 kinase. Targeting MYC function using shRNA knockdown and 10054-F8 in SCLL cells leads to inhibition of cell proliferation and synergizes with the BGJ398 FGFR1 inhibitor, suggesting a combination therapy that could be used in the treatment of SCLL.

Indexed as

Cell Line, TumorCell ProliferationDown-RegulationGenes, mycHEK293 CellsHematopoietic Stem CellsHumansLeukemiaLymphomaMutationOncogene Proteins, FusionPhenylurea CompoundsPyrimidinesReceptor, Fibroblast Growth Factor, Type 1STAT5 Transcription FactorUp-RegulationFGFR1 protein, humaninfigratinibOncogene Proteins, FusionPhenylurea CompoundsPyrimidinesReceptor, Fibroblast Growth Factor, Type 1STAT5 Transcription Factor

Identifiers

PMID29720732
PMCPMC6168426
OpenAlexW2795004104

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.