Evidence map›Paper›PMID 20808840›Full record

ArticlePloS one2010

Loss of pluripotency in human embryonic stem cells directly correlates with an increase in nuclear zinc.

Janet L Wolford, Yasmin Chishti, Qiaoling Jin, Jesse Ward, Liaohai Chen, Stefan Vogt, Lydia Finney

Abstract read
In one paragraph

Article in PloS one, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
–field-weighted citation impact
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

11 citing papers in PubMed.

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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

7 authors.

Janet L WolfordBiosciences Division, Advanced Photon Source, Argonne National Laboratory, Argonne, Illinois, United States of America.
Yasmin Chishti
Qiaoling Jin
Jesse Ward
Liaohai Chen
Stefan Vogt
Lydia Finney

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The pluripotency of human embryonic stem cells (hESCs) is important to investigations of early development and to cell replacement therapy, but the mechanism behind pluripotency is incompletely understood. Zinc has been shown to play a key role in differentiation of non-pluripotent cell types, but here its role in hESCs is directly examined. By mapping the distribution of metals in hESCs at high resolution by x-ray fluorescence microprobe (XFM) and by analyzing subcellular metal content, we have found evidence that loss of pluripotency is directly correlated with an increase in nuclear zinc. Zinc elevation not only redefines our understanding of the mechanisms that support pluripotency, but also may act as a biomarker and an intervention point for stem cell differentiation.

Indexed as

Cell DifferentiationActivinsCell NucleusChromosomes, HumanEmbryonic Stem CellsEndodermHumansMitosisPluripotent Stem CellsPolycyclic CompoundsTretinoinZincactivin AActivinsFluoZin-3Polycyclic CompoundsTretinoinZinc

Identifiers

PMID20808840
PMCPMC2924898

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.