Evidence map›Paper›PMID 22589540›Full record

ArticleThe Journal of biological chemistry2012

Tyrosine kinase Btk is required for NK cell activation.

Yan Bao, Jian Zheng, Chaofeng Han, Jing Jin, Huanxing Han, Yinping Liu, Yu-Lung Lau, Wenwei Tu, Xuetao Cao

RetractedErratum issuedOpen access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It has been retracted, and should not be counted. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

46 citing papers in PubMed, 71 citations in OpenAlex.

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  4. Outcomes of X-Linked Agammaglobulinaemia Patients.Journal of clinical immunology · 2024
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors at 3 institutions in 3 countries.

Yan BaoTranslational Medicine Center, Changzheng Hospital, Shanghai 200433, China. baoyan@yahoo.cn
Jian Zheng
Chaofeng Han
Jing Jin
Huanxing Han
Yinping Liu
Yu-Lung Lau
Wenwei Tu
Xuetao Cao
Second Military Medical University · CNUniversity of Hong Kong · HKChinese University of Hong Kong · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bruton tyrosine kinase (Btk) is not only critical for B cell development and differentiation but is also involved in the regulation of Toll-like receptor-triggered innate response of macrophages. However, whether Btk is involved in the regulation of natural killer (NK) cell innate function remains unknown. Here, we show that Btk expression is up-regulated during maturation and activation of mouse NK cells. Murine Btk(-/-) NK cells have decreased innate immune responses to the TLR3 ligand, with reduced expressions of IFN-γ, perforin, and granzyme-B and decreased cytotoxic activity. Furthermore, Btk is found to promote TLR3-triggered NK cell activation mainly by activating the NF-κB pathway. Poly(I:C)-induced NK cell-mediated acute hepatitis was observed to be attenuated in Btk(-/-) mice or the mice with in vivo administration of the Btk inhibitor. Correspondingly, liver damage was aggravated in Btk(-/-) mice after the adoptive transfer of Btk(+/+) NK cells, further indicating that Btk-mediated NK cell activation contributes to TLR3-triggered acute liver injury. Importantly, reduced TLR3-triggered activation of human NK cells was observed in Btk-deficient patients with X-linked agammaglobulinemia, as evidenced by the reduced IFN-γ, CD69, and CD107a expression and cytotoxic activity. These results indicate that Btk is required for activation of NK cells, thus providing insight into the physiological significance of Btk in the regulation of immune cell functions and innate inflammatory response.

Indexed as

Adoptive TransferAgammaglobulinaemia Tyrosine KinaseAgammaglobulinemiaAnimalsAntigens, CDAntigens, Differentiation, T-LymphocyteCD69 AntigensCells, CulturedCell SurvivalChemical and Drug Induced Liver InjuryFlow CytometryGenetic Diseases, X-LinkedGranzymesHumansImmunity, InnateImmunoblottingAgammaglobulinaemia Tyrosine KinaseAntigens, CDAntigens, Differentiation, T-LymphocyteBTK protein, humanBtk protein, mouseCD69 AntigensGranzymesInterferon-gammaLectins, C-TypeLysosomal-Associated Membrane Protein 1PerforinPoly I-CProtein-Tyrosine KinasesToll-Like Receptor 3

Identifiers

PMID22589540
PMCPMC3390651
OpenAlexW2070308698

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.