Evidence map›Paper›PMID 18927631›Full record

ArticlePLoS genetics2008

Depletion of human histone H1 variants uncovers specific roles in gene expression and cell growth.

Mónica Sancho, Erika Diani, Miguel Beato, Albert Jordan

Open access · goldAbstract read
In one paragraph

Article in PLoS genetics, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 115 papers.

0numbers the graph read from it
0cells of the map it votes in
115citing papers in PubMed
4.7field-weighted citation impact, top 4% 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

115 citing papers in PubMed, 203 citations in OpenAlex.

  1. Review
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  13. Histone variants and chromatin structure, update of advances.Computational and structural biotechnology journal · 2023
    Review
  14. Article
  15. Article
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  19. Review
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55 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 1 institution in 1 country.

Mónica SanchoCentre de Regulació Genòmica, Barcelona, Spain.
Erika Diani
Miguel Beato
Albert Jordan
Centre for Genomic Regulation · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

At least six histone H1 variants exist in somatic mammalian cells that bind to the linker DNA and stabilize the nucleosome particle contributing to higher order chromatin compaction. In addition, H1 seems to be actively involved in the regulation of gene expression. However, it is not well known whether the different variants have distinct roles or if they regulate specific promoters. We have explored this by inducible shRNA-mediated knock-down of each of the H1 variants in a human breast cancer cell line. Rapid inhibition of each H1 variant was not compensated for by changes of expression of other variants. Microarray experiments have shown a different subset of genes to be altered in each H1 knock-down. Interestingly, H1.2 depletion caused specific effects such as a cell cycle G1-phase arrest, the repressed expression of a number of cell cycle genes, and decreased global nucleosome spacing. On its side, H1.4 depletion caused cell death in T47D cells, providing the first evidence of the essential role of an H1 variant for survival in a human cell type. Thus, specific phenotypes are observed in breast cancer cells depleted of individual histone H1 variants, supporting the theory that distinct roles exist for the linker histone variants.

Indexed as

Gene ExpressionGenetic VariationBase SequenceBreast NeoplasmsCell CycleCell Line, TumorCell ProliferationCell SurvivalFemaleHistonesHumansNucleosomesOligonucleotide Array Sequence AnalysisRNA InterferenceRNA, Small InterferingHistonesNucleosomesRNA, Small Interfering

Identifiers

PMID18927631
PMCPMC2563032
OpenAlexW2069824481

What OpenQuestion holds

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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.