Evidence map›Paper›PMID 21847107›Full record

ArticleNature communications2011

SIRT6 is required for maintenance of telomere position effect in human cells.

Ruth I Tennen, Dennis J Bua, Woodring E Wright, Katrin F Chua

Open access · bronzeAbstract read
In one paragraph

Article in Nature communications, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 88 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
88citing papers in PubMed, 1 pooled it
5.0field-weighted citation impact, top 5% 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

88 citing papers in PubMed, 1 synthesis or guideline pooled it, 153 citations in OpenAlex.

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28 more citing papers are in PubMed but not listed here.

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

4 authors at 2 institutions in 1 country.

Ruth I TennenDepartment of Medicine, Stanford University School of Medicine, Stanford, California 94305, USA.
Dennis J Bua
Woodring E Wright
Katrin F Chua
Stanford University · USThe University of Texas Southwestern Medical Center · US

Funding

GENE EXPRESSION IN AGING AND DEVELOPMENTR01AG001228 · NIA · UT SOUTHWESTERN MEDICAL CENTER · PI SHAY, JERRY WILLIAM · 1985 to 2018
$7.6M
Molecular Mechanisms of Mammalian SIRT6 FunctionR01AG028867 · NIA · STANFORD UNIVERSITY · PI CHUA, KATRIN F · 2006 to 2010
$1.6M
Regulation of Cellular Senescence and Proliferative Capacity by Mammalian SIRT1K08AG028961 · NIA · STANFORD UNIVERSITY · PI CHUA, KATRIN F · 2006 to 2010
$864k
GENE EXPRESSION IN AGING AND DEVELOPMENTR37AG001228 · NIA · UNIVERSITY OF TEXAS SW MED CTR/DALLAS · PI WRIGHT, WOODRING ERIK · 1987 to 1996
–
NIA NIH HHS AG01228NIA NIH HHS K08 AG028961NIA NIH HHS R01 AG001228NIA NIH HHS R01 AG028867PHS HHS 1018438-142-PABCA
6 · The paper itself

Abstract

In Saccharomyces cerevisiae, the repressive chromatin environment at telomeres gives rise to telomere position effect (TPE), the epigenetic silencing of telomere-proximal genes. Chromatin-modifying factors that control TPE in yeast have been extensively studied, and, among these, the lifespan regulator and silencing protein Sir2 has a pivotal role. In contrast, the factors that generate and maintain silent telomeric chromatin in human cells remain largely unknown. Here we show that the Sir2 family member SIRT6 is required for maintenance of TPE in human cells. RNAi-mediated depletion of SIRT6 abrogates silencing of both an integrated telomeric transgene and an endogenous telomere-proximal gene. Moreover, enhanced telomeric silencing in response to telomere elongation is associated with increased repressive chromatin marks, and this heterochromatic milieu is lost in SIRT6-deficient cells. Together, these findings establish a new role for SIRT6 in regulating an ageing-associated epigenetic silencing process and provide new mechanistic insight into chromatin silencing at telomeres.

Indexed as

ChromatinGene SilencingHeLa CellsHumansSirtuinsTelomereChromatinSIRT6 protein, humanSirtuins

Identifiers

PMID21847107
PMCPMC3528101
OpenAlexW2131289471

What OpenQuestion holds

Textmetadata
LicenceTDM
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.