Evidence map›Paper›PMID 28974707›Full record

ArticleScientific reports2017

Transcriptional Output Transiently Spikes Upon Mitotic Exit.

Viola Vaňková Hausnerová, Christian Lanctôt

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.0field-weighted citation impact, top 26% 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

7 citing papers in PubMed, 11 citations in OpenAlex.

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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

2 authors at 1 institution in 1 country.

Viola Vaňková HausnerováBIOCEV and Department of Cell Biology, Faculty of Science, Charles University, Vestec, 252 50, Czech Republic.
Christian LanctôtBIOCEV and Department of Cell Biology, Faculty of Science, Charles University, Vestec, 252 50, Czech Republic. lanctotc@natur.cuni.cz.ORCID 0000-0003-3211-3061
Charles University · CZ

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The pulsatile nature of gene activity has recently emerged as a general property of the transcriptional process. It has been shown that the frequency and amplitude of transcriptional bursts can be subjected to extrinsic regulation. Here we have investigated if these parameters were constant throughout the cell cycle using the single molecule RNA FISH technique. We found evidence of transcriptional spikes upon mitotic exit in three different human cell lines. Recording of cell growth prior to hybridization and immuno-RNA FISH analysis revealed that these spikes were short-lived and subsided before completion of cytokinesis. The transient post-mitotic increase in transcriptional output was found to be the result of cells displaying a higher number of active alleles and/or an increased number of nascent transcripts per active allele, indicating that both the burst fraction and the amplitude of individual bursts can be increased upon mitotic exit. Our results further suggest that distinct regulatory mechanisms are at work shortly after mitotic exit and during the rest of interphase. We speculate that transcriptional spikes are associated with chromatin decondensation, a hallmark of post-mitotic cells that might alter the dynamics of transcriptional regulators and effectors.

Indexed as

Transcription, GeneticAllelesAntigens, CDCell CycleCell LineDNA-Directed RNA PolymerasesHep G2 CellsHumansIn Situ Hybridization, FluorescenceMitosisReceptors, TransferrinRNASingle Molecule ImagingAntigens, CDCD71 antigenDNA-Directed RNA PolymerasesPOLR2A RNA polymerase, humanReceptors, TransferrinRNA

Identifiers

PMID28974707
PMCPMC5626720
OpenAlexW2759698806

What OpenQuestion holds

Textmetadata
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.