Evidence map›Paper›PMID 23481257›Full record

ArticleThe EMBO journal2013

Epigenetic Thpok silencing limits the time window to choose CD4(+) helper-lineage fate in the thymus.

Hirokazu Tanaka, Taku Naito, Sawako Muroi, Wooseok Seo, Risa Chihara, Chizuko Miyamoto, Ryo Kominami, Ichiro Taniuchi

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

15 citing papers in PubMed, 28 citations in OpenAlex.

  1. Article
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  7. Tle corepressors are differentially partitioned to instruct CD8The Journal of experimental medicine · 2018
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  14. Dissecting the dynamic changes of 5-hydroxymethylcytosine in T-cell development and differentiation.Proceedings of the National Academy of Sciences of the United States of America · 2014
    Article
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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 2 institutions in 1 country.

Hirokazu TanakaLaboratory for Transcriptional Regulation, RIKEN Research Center for Allergy and Immunology, Yokohama, Kanagawa 230-0045, Japan.
Taku Naito
Sawako Muroi
Wooseok Seo
Risa Chihara
Chizuko Miyamoto
Ryo Kominami
Ichiro Taniuchi
RIKEN Center for Integrative Medical Sciences · JPNiigata University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

CD4(+) helper and CD8(+) cytotoxic T cells differentiate from common precursors in the thymus after T-cell receptor (TCR)-mediated selection. Commitment to the helper lineage depends on persistent TCR signals and expression of the ThPOK transcription factor, whereas a ThPOK cis-regulatory element, ThPOK silencer, represses Thpok gene expression during commitment to the cytotoxic lineage. Here, we show that silencer-mediated alterations of chromatin structures in cytotoxic-lineage thymocytes establish a repressive state that is epigenetically inherited in peripheral CD8(+) T cells even after removal of the silencer. When silencer activity is enhanced in helper-lineage cells, by increasing its copy number, a similar heritable Thpok silencing occurs. Epigenetic locking of the Thpok locus may therefore be an independent event from commitment to the cytotoxic lineage. These findings imply that long-lasting TCR signals are needed to establish stable Thpok expression activity to commit to helper T-cell fate and that full commitment to the helper lineage requires persistent reversal of silencer activity during a particular time window.

Indexed as

Cell DifferentiationEpigenesis, GeneticAnimalsCD4-Positive T-LymphocytesDNA-Binding ProteinsMiceMice, TransgenicThymus GlandTime FactorsTranscription FactorsDNA-Binding ProteinsTranscription FactorsZBTB7B protein, human

Identifiers

PMID23481257
PMCPMC3630353
OpenAlexW2068051353

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.