Evidence map›Paper›PMID 25947134›Full record

ArticleMolecular biology of the cell2015

Proliferation-dependent positioning of individual centromeres in the interphase nucleus of human lymphoblastoid cell lines.

Jean Ollion, François Loll, Julien Cochennec, Thomas Boudier, Christophe Escudé

Abstract read
In one paragraph

Article in Molecular biology of the cell, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

  1. Article
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  8. Review
  9. The redundancy of the mammalian heterochromatic compartment.Current opinion in genetics & development · 2016
    Review
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

5 authors.

Jean OllionInstitut National de la Santé et de la Recherche Médicale U1154, Centre National de la Recherche Scientifique UMR7196, Muséum National d'Histoire Naturelle, 75231 Paris, France.
François LollInstitut National de la Santé et de la Recherche Médicale U1154, Centre National de la Recherche Scientifique UMR7196, Muséum National d'Histoire Naturelle, 75231 Paris, France.
Julien CochennecInstitut National de la Santé et de la Recherche Médicale U1154, Centre National de la Recherche Scientifique UMR7196, Muséum National d'Histoire Naturelle, 75231 Paris, France.
Thomas BoudierUniversité Pierre et Marie Curie, Sorbonne Universités, 75005 Paris, France.
Christophe EscudéInstitut National de la Santé et de la Recherche Médicale U1154, Centre National de la Recherche Scientifique UMR7196, Muséum National d'Histoire Naturelle, 75231 Paris, France escude@mnhn.fr.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The cell nucleus is a highly organized structure and plays an important role in gene regulation. Understanding the mechanisms that sustain this organization is therefore essential for understanding genome function. Centromeric regions (CRs) of chromosomes have been known for years to adopt specific nuclear positioning patterns, but the significance of this observation is not yet completely understood. Here, using a combination of fluorescence in situ hybridization and immunochemistry on fixed human cells and high-throughput imaging, we directly and quantitatively investigated the nuclear positioning of specific human CRs. We observe differential attraction of individual CRs toward both the nuclear border and the nucleoli, the former being enhanced in nonproliferating cells and the latter being enhanced in proliferating cells. Similar positioning patterns are observed in two different lymphoblastoid cell lines. Moreover, the positioning of CRs differs from that of noncentromeric regions, and CRs display specific orientations within chromosome territories. These results suggest the existence of not-yet-characterized mechanisms that drive the nuclear positioning of CRs and therefore pave the way toward a better understanding of how CRs affect nuclear organization.

Indexed as

Cell LineCell NucleolusCell NucleusCell ProliferationCentromereGene Expression RegulationHumansImmunochemistryIn Situ Hybridization, FluorescenceInterphaseLymphocytes

Identifiers

PMID25947134
PMCPMC4571307

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Registered trials

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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.