Evidence map›Paper›PMID 11060039›Full record

ArticleThe EMBO journal2000

Retrovirus vector silencing is de novo methylase independent and marked by a repressive histone code.

D Pannell, C S Osborne, S Yao, T Sukonnik, P Pasceri, A Karaiskakis, M Okano, E Li, H D Lipshitz, J Ellis

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers.

0numbers the graph read from it
0cells of the map it votes in
61citing papers in PubMed
3.7field-weighted citation impact, top 6% 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

61 citing papers in PubMed, 159 citations in OpenAlex.

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  13. Multi-layered global gene regulation in mouse embryonic stem cells.Cellular and molecular life sciences : CMLS · 2015
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  19. Pantropic retroviruses as a transduction tool for sea urchin embryos.Proceedings of the National Academy of Sciences of the United States of America · 2012
    Article
  20. Article

1 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

10 authors at 1 institution in 2 countries.

D PannellPrograms in Developmental Biology, and Cancer and Blood Research, Hospital for Sick Children, 555 University Avenue, Toronto, Ontario, M5G 1X8, Toronto, Canada.
C S Osborne
S Yao
T Sukonnik
P Pasceri
A Karaiskakis
M Okano
E Li
H D Lipshitz
J Ellis
University of Toronto · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Retrovirus vectors are de novo methylated and transcriptionally silent in mammalian stem cells. Here, we identify epigenetic modifications that mark retrovirus-silenced transgenes. We show that murine stem cell virus (MSCV) and human immunodeficiency virus type 1 (HIV-1) vectors dominantly silence a linked locus control region (LCR) beta-globin reporter gene in transgenic mice. MSCV silencing blocks LCR hypersensitive site formation, and silent transgene chromatin is marked differentially by a histone code composed of abundant linker histone H1, deacetylated H3 and acetylated H4. Retrovirus-transduced embryonic stem (ES) cells are silenced predominantly 3 days post-infection, with a small subset expressing enhanced green fluorescent protein to low levels, and silencing is not relieved in de novo methylase-null [dnmt3a-/-;dnmt3b-/-] ES cells. MSCV and HIV-1 sequences also repress reporter transgene expression in Drosophila, demonstrating establishment of silencing in the absence of de novo and maintenance methylases. These findings provide mechanistic insight into a conserved gene silencing mechanism that is de novo methylase independent and that epigenetically marks retrovirus chromatin with a repressive histone code.

Indexed as

Gene SilencingGenetic VectorsAnimalsAnimals, Genetically ModifiedBase SequenceBiological EvolutionChromatinDNA Modification MethylasesDNA PrimersDrosophilaGenes, ReporterGlobinsHistonesHIV-1HumansLentivirusChromatinDNA Modification MethylasesDNA PrimersGlobinsHistones

Identifiers

PMID11060039
PMCPMC305782
OpenAlexW2040770363

What OpenQuestion holds

Textmetadata
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.