Evidence map›Paper›PMID 26974155›Full record

ArticleThe Journal of clinical investigation2016

LNK/SH2B3 regulates IL-7 receptor signaling in normal and malignant B-progenitors.

Ying Cheng, Kudakwashe Chikwava, Chao Wu, Haibing Zhang, Anchit Bhagat, Dehua Pei, John K Choi, Wei Tong

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
8.2field-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

41 citing papers in PubMed, 73 citations in OpenAlex.

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  16. Leukemia WithFrontiers 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

8 authors at 4 institutions in 1 country.

Ying Cheng
Kudakwashe Chikwava
Chao Wu
Haibing Zhang
Anchit Bhagat
Dehua Pei
John K Choi
Wei Tong
Children's Hospital of Philadelphia · USSt. Jude Children's Research Hospital · USThe Ohio State University · USUniversity of Pennsylvania · US

Funding

RED CELL HEMOGLOBIN RESEARCH TRAINING PROGRAMT32HL007150 · NHLBI · CHILDREN'S HOSP OF PHILADELPHIA · PI STELLA T CHOU, Mortimer Poncz · 1985 to 2026
$7.4M
Research BaseP30DK090969 · NIDDK · CHILDREN'S HOSP OF PHILADELPHIA · PI CARROLL, MARTIN · 2010 to 2015
$5.7M
Lnk Regulatory Functions in Hematopoietic Stem CellsR01HL095675 · NHLBI · CHILDREN'S HOSP OF PHILADELPHIA · PI TONG, WEI · 2009 to 2021
$5.6M
Recognition and Catalysis of Phosphotyrosyl ProteinsR01GM062820 · NIGMS · OHIO STATE UNIVERSITY · PI PEI, DEHUA · 2003 to 2015
$3.2M
NHLBI NIH HHS R01 HL095675NHLBI NIH HHS T32 HL007150NHLBI NIH HHS T32HL007150NIDDK NIH HHS P30 DK090969NIGMS NIH HHS R01 GM062820
6 · The paper itself

Abstract

Philadelphia chromosome-like acute lymphoblastic leukemia (Ph-like ALL) is a high-risk ALL commonly associated with alterations that affect the tyrosine kinase pathway, tumor suppressors, and lymphoid transcription factors. Loss-of-function mutations in the gene-encoding adaptor protein LNK (also known as SH2B3) are found in Ph-like ALLs; however, it is not clear how LNK regulates normal B cell development or promotes leukemogenesis. Here, we have shown that combined loss of Lnk and tumor suppressors Tp53 or Ink4a/Arf in mice triggers a highly aggressive and transplantable precursor B-ALL. Tp53-/-Lnk-/- B-ALLs displayed similar gene expression profiles to human Ph-like B-ALLs, supporting use of this model for preclinical and molecular studies. Preleukemic Tp53-/-Lnk-/- pro-B progenitors were hypersensitive to IL-7, exhibited marked self-renewal in vitro and in vivo, and were able to initiate B-ALL in transplant recipients. Mechanistically, we demonstrated that LNK regulates pro-B progenitor homeostasis by attenuating IL-7-stimuated JAK/STAT5 signaling via a direct interaction with phosphorylated JAK3. Moreover, JAK inhibitors were effective in prolonging survival of mice transplanted with Lnk-/-Tp53-/- leukemia. Additionally, synergistic administration of PI3K/mTOR and JAK inhibitors further abrogated leukemia development. Hence, our results suggest that LNK suppresses IL-7R/JAK/STAT signaling to restrict pro-/pre-B progenitor expansion and leukemia development, providing a pathogenic mechanism and a potential therapeutic approach for B-ALLs with LNK mutations.

Indexed as

Signal TransductionAdaptor Proteins, Signal TransducingAnimalsCell Line, TumorHumansIntracellular Signaling Peptides and ProteinsJanus Kinase 3Membrane ProteinsMiceMice, KnockoutMutationPhiladelphia ChromosomePhosphatidylinositol 3-KinasesPrecursor B-Cell Lymphoblastic Leukemia-LymphomaPrecursor Cells, B-LymphoidProteinsAdaptor Proteins, Signal TransducingIntracellular Signaling Peptides and ProteinsJAK3 protein, humanJak3 protein, mouseJanus Kinase 3Lnk protein, mouseMembrane ProteinsMTOR protein, humanmTOR protein, mousePhosphatidylinositol 3-KinasesProteinsReceptors, Interleukin-7SH2B3 protein, humanSTAT5 Transcription FactorTOR Serine-Threonine KinasesTP53 protein, humanTumor Suppressor Protein p53

Identifiers

PMID26974155
PMCPMC4811117
OpenAlexW2301028095

What OpenQuestion holds

Textmetadata
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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.