Evidence map›Paper›PMID 21904381›Full record

ArticleLeukemia2012

NK cells are dysfunctional in human chronic myelogenous leukemia before and on imatinib treatment and in BCR-ABL-positive mice.

C I-U Chen, S Koschmieder, L Kerstiens, M Schemionek, B Altvater, S Pscherer, J Gerss, H T Maecker, W E Berdel, H Juergens and 2 more

Abstract read
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Article in Leukemia, 2012. 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
1.3field-weighted citation impact, top 20% 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, 60 citations in OpenAlex.

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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

12 authors at 3 institutions in 2 countries.

C I-U ChenDepartment of Pediatric Hematology and Oncology, University Children's Hospital Muenster, Muenster, Germany.
S Koschmieder
L Kerstiens
M Schemionek
B Altvater
S Pscherer
J Gerss
H T Maecker
W E Berdel
H Juergens
P P Lee
C Rossig
University Hospital Münster · DEUniversity of Münster · DEStanford University · US

Funding

Medical Research Council G0600782
6 · The paper itself

Abstract

Although BCR-ABL+ stem cells in chronic myeloid leukemia (CML) resist elimination by targeted pharmacotherapy in most patients, immunological graft-versus-leukemia effects can cure the disease. Besides cytotoxic T cells, natural killer (NK) cells may have a role in immune control of CML. Here, we explored the functionality of NK cells in CML patients and in a transgenic inducible BCR-ABL mouse model. Compared with controls, NK-cell proportions among lymphocytes were decreased at diagnosis of CML and did not recover during imatinib-induced remission for 10-34 months. Functional experiments revealed limited in vitro expansion of NK cells from CML patients and a reduced degranulation response to K562 target cells both at diagnosis and during imatinib therapy. Consistent with the results in human CML, relative numbers of NK1.1+ NK cells were reduced following induction of BCR-ABL expression in mice, and the defects persisted after BCR-ABL reversion. Moreover, target-induced degranulation by expanded BCR-ABL+ NK cells was compromised. We conclude that CML is associated with quantitative and functional defects within the NK-cell compartment, which is reproduced by induced BCR-ABL expression in mice. Further work will aim at identifying the mechanisms of NK-cell deficiency in CML and at developing strategies to exploit NK cells for immunotherapy.

Indexed as

AdolescentAdultAgedAnimalsAntineoplastic AgentsBenzamidesCell DegranulationChildDisease Models, AnimalFusion Proteins, bcr-ablHumansImatinib MesylateK562 CellsKiller Cells, NaturalLeukemia, Myelogenous, Chronic, BCR-ABL PositiveMiceAntineoplastic AgentsBenzamidesFusion Proteins, bcr-ablImatinib MesylatePiperazinesProtein Kinase InhibitorsPyrimidines

Identifiers

PMID21904381
OpenAlexW2053441255

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.