Evidence map›Paper›PMID 29038337›Full record

ArticleMolecular systems biology2017

RNA polymerase II primes Polycomb-repressed developmental genes throughout terminal neuronal differentiation.

Carmelo Ferrai, Elena Torlai Triglia, Jessica R Risner-Janiczek, Tiago Rito, Owen Jl Rackham, Inês de Santiago, Alexander Kukalev, Mario Nicodemi, Altuna Akalin, Meng Li and 2 more

Open access · goldAbstract read
In one paragraph

Article in Molecular systems biology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
2.2field-weighted citation impact, top 11% 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

33 citing papers in PubMed, 60 citations in OpenAlex.

  1. Review
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  6. Unusual RNA polymerase II patterns in meiotic prophase I inTurkish journal of biology = Turk biyoloji dergisi · 2026
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  9. Histone bivalency in CNS development.Genes & development · 2025
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

12 authors at 4 institutions in 4 countries.

Carmelo FerraiEpigenetic Regulation and Chromatin Architecture, Max Delbrück Center for Molecular Medicine, Berlin, Germany carmelo.ferrai@mdc-berlin.de mark.ungless@imperial.ac.uk ana.pombo@mdc-berlin.de.ORCID 0000-0002-8088-2757
Elena Torlai TrigliaEpigenetic Regulation and Chromatin Architecture, Max Delbrück Center for Molecular Medicine, Berlin, Germany.ORCID 0000-0002-6059-0116
Jessica R Risner-JaniczekInstitute of Clinical Sciences (ICS), Faculty of Medicine, Imperial College London, London, UK.
Tiago RitoEpigenetic Regulation and Chromatin Architecture, Max Delbrück Center for Molecular Medicine, Berlin, Germany.
Owen Jl RackhamDuke-NUS Medical School, Singapore, Singapore.
Inês de SantiagoGenome Function, MRC London Institute of Medical Sciences (previously MRC Clinical Sciences Centre), London, UK.
Alexander KukalevEpigenetic Regulation and Chromatin Architecture, Max Delbrück Center for Molecular Medicine, Berlin, Germany.
Mario NicodemiDipartimento di Fisica, Università di Napoli Federico II and INFN Napoli, Complesso Universitario di Monte Sant'Angelo, Naples, Italy.
Altuna AkalinScientific Bioinformatics Platform, Berlin Institute for Medical Systems Biology, Max Delbrück Center for Molecular Medicine, Berlin, Germany.
Meng LiInstitute of Clinical Sciences (ICS), Faculty of Medicine, Imperial College London, London, UK.
Mark A UnglessInstitute of Clinical Sciences (ICS), Faculty of Medicine, Imperial College London, London, UK carmelo.ferrai@mdc-berlin.de mark.ungless@imperial.ac.uk ana.pombo@mdc-berlin.de.ORCID 0000-0002-1730-3353
Ana PomboEpigenetic Regulation and Chromatin Architecture, Max Delbrück Center for Molecular Medicine, Berlin, Germany carmelo.ferrai@mdc-berlin.de mark.ungless@imperial.ac.uk ana.pombo@mdc-berlin.de.ORCID 0000-0002-7493-6288
Max Delbrück Center · DEMRC London Institute of Medical Sciences · GBDuke-NUS Medical School · SGIstituto Nazionale di Fisica Nucleare, Sezione di Napoli · IT

Funding

Biotechnology and Biological Sciences Research Council BB/H008098/1Medical Research Council G117/560Medical Research Council MC_U120061476Medical Research Council MC_U120085816Medical Research Council MC_U120085817Medical Research Council MR/L020807/1Medical Research Council U120005004Medical Research Council U120085816Wellcome Trust
6 · The paper itself

Abstract

Polycomb repression in mouse embryonic stem cells (ESCs) is tightly associated with promoter co-occupancy of RNA polymerase II (RNAPII) which is thought to prime genes for activation during early development. However, it is unknown whether RNAPII poising is a general feature of Polycomb repression, or is lost during differentiation. Here, we map the genome-wide occupancy of RNAPII and Polycomb from pluripotent ESCs to non-dividing functional dopaminergic neurons. We find that poised RNAPII complexes are ubiquitously present at Polycomb-repressed genes at all stages of neuronal differentiation. We observe both loss and acquisition of RNAPII and Polycomb at specific groups of genes reflecting their silencing or activation. Strikingly, RNAPII remains poised at transcription factor genes which are silenced in neurons through Polycomb repression, and have major roles in specifying other, non-neuronal lineages. We conclude that RNAPII poising is intrinsically associated with Polycomb repression throughout differentiation. Our work suggests that the tight interplay between RNAPII poising and Polycomb repression not only instructs promoter state transitions, but also may enable promoter plasticity in differentiated cells.

Indexed as

Genes, DevelopmentalAnimalsCell DifferentiationDopaminergic NeuronsMiceMouse Embryonic Stem CellsPolycomb-Group ProteinsPromoter Regions, GeneticRNA Polymerase IISequence Analysis, RNATranscription FactorsPolycomb-Group ProteinsRNA Polymerase IITranscription Factorscell plasticitychromatin bivalencygene regulationRNA polymerase IItranscriptional poising

Identifiers

PMID29038337
PMCPMC5658700
OpenAlexW2754508094

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.