Evidence map›Paper›PMID 19210795›Full record

ArticleBMC developmental biology2009

Trichostatin A treatment of cloned mouse embryos improves constitutive heterochromatin remodeling as well as developmental potential to term.

Walid E Maalouf, Zichuan Liu, Vincent Brochard, Jean-Paul Renard, Pascale Debey, Nathalie Beaujean, Daniele Zink

Open access · hybridAbstract read
In one paragraph

Article in BMC developmental biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
12.8field-weighted citation impact, top 1% 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

29 citing papers in PubMed, 89 citations in OpenAlex.

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  11. Techniques of Human Embryonic Stem Cell and Induced Pluripotent Stem Cell Derivation.Archivum immunologiae et therapiae experimentalis · 2016
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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 at 4 institutions in 4 countries.

Walid E MaaloufINRA, UMR 1198 Biologie du Développement et Reproduction, Jouy en Josas, France. walidemaalouf@yahoo.co.uk
Zichuan Liu
Vincent Brochard
Jean-Paul Renard
Pascale Debey
Nathalie Beaujean
Daniele Zink
Laboratoire de Biologie du Développement · FRInstitute of Zoology · CNStructure et Instabilité des Génomes · FRUrologische Klinik München · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundGenome reprogramming in early mouse embryos is associated with nuclear reorganization and particular features such as the peculiar distribution of centromeric and pericentric heterochromatin during the first developmental stage. This zygote-specific heterochromatin organization could be observed both in maternal and paternal pronuclei after natural fertilization as well as in embryonic stem (ES) cell nuclei after nuclear transfer suggesting that this particular type of nuclear organization was essential for embryonic reprogramming and subsequent development.

resultsHere, we show that remodeling into a zygotic-like organization also occurs after somatic cell nuclear transfer (SCNT), supporting the hypothesis that reorganization of constitutive heterochromatin occurs regardless of the source and differentiation state of the starting material. However, abnormal nuclear remodeling was frequently observed after SCNT, in association with low developmental efficiency. When transient treatment with the histone deacetylase inhibitor trichostatin A (TSA) was tested, we observed improved nuclear remodeling in 1-cell SCNT embryos that correlated with improved rates of embryonic development at subsequent stages.

conclusionTogether, the results suggest that proper organization of constitutive heterochromatin in early embryos is involved in the initial developmental steps and might have long term consequences, especially in cloning procedures.

Indexed as

Chromatin Assembly and DisassemblyAnimalsCell CycleEmbryo, MammalianEmbryonic DevelopmentHeterochromatinHydroxamic AcidsMiceNuclear Transfer TechniquesHeterochromatinHydroxamic Acidstrichostatin A

Identifiers

PMID19210795
PMCPMC2656487
OpenAlexW2033719639

What OpenQuestion holds

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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.