Evidence map›Paper›PMID 30858191›Full record

ArticleThe Journal of cell biology2019

Live imaging of marked chromosome regions reveals their dynamic resolution and compaction in mitosis.

John K Eykelenboom, Marek Gierliński, Zuojun Yue, Nadia Hegarat, Hilary Pollard, Tatsuo Fukagawa, Helfrid Hochegger, Tomoyuki U Tanaka

Open access · hybridAbstract read
In one paragraph

Article in The Journal of cell biology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
0.9field-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

13 citing papers in PubMed, 27 citations in OpenAlex.

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  12. Zooming in on chromosome dynamics.Cell cycle (Georgetown, Tex.) · 2020
    Review
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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

8 authors at 3 institutions in 2 countries.

John K EykelenboomCentre for Gene Regulation and Expression, School of Life Sciences, University of Dundee, Dundee, UK.ORCID 0000-0003-4115-9686
Marek GierlińskiCentre for Gene Regulation and Expression, School of Life Sciences, University of Dundee, Dundee, UK.ORCID 0000-0001-9149-3514
Zuojun YueCentre for Gene Regulation and Expression, School of Life Sciences, University of Dundee, Dundee, UK.
Nadia HegaratGenome Damage and Stability Centre, University of Sussex, Brighton, UK.
Hilary PollardGenome Damage and Stability Centre, University of Sussex, Brighton, UK.
Tatsuo FukagawaGraduate School of Frontier Biosciences, Osaka University, Suita, Osaka, Japan.ORCID 0000-0001-8564-6852
Helfrid HocheggerGenome Damage and Stability Centre, University of Sussex, Brighton, UK.ORCID 0000-0001-8366-6198
Tomoyuki U TanakaCentre for Gene Regulation and Expression, School of Life Sciences, University of Dundee, Dundee, UK t.tanaka@dundee.ac.uk.ORCID 0000-0002-9886-5947
University of Dundee · GBUniversity of Sussex · GBThe University of Osaka · JP

Funding

Cancer Research UK C28206/A14499European Research Council 322682Medical Research Council K015869Medical Research Council MR/K015869/1Wellcome Trust 096535Wellcome Trust 097945
6 · The paper itself

Abstract

When human cells enter mitosis, chromosomes undergo substantial changes in their organization to resolve sister chromatids and compact chromosomes. To comprehend the timing and coordination of these events, we need to evaluate the progression of both sister chromatid resolution and chromosome compaction in one assay. Here we achieved this by analyzing changes in configuration of marked chromosome regions over time, with high spatial and temporal resolution. This assay showed that sister chromatids cycle between nonresolved and partially resolved states with an interval of a few minutes during G2 phase before completing full resolution in prophase. Cohesins and WAPL antagonistically regulate sister chromatid resolution in late G2 and prophase while local enrichment of cohesin on chromosomes prevents precocious sister chromatid resolution. Moreover, our assay allowed quantitative evaluation of condensin II and I activities, which differentially promote sister chromatid resolution and chromosome compaction, respectively. Our assay reveals novel aspects of dynamics in mitotic chromosome resolution and compaction that were previously obscure in global chromosome assays.

Indexed as

Chromosomes, HumanG2 PhaseProphaseSister Chromatid ExchangeAdenosine TriphosphatasesCarrier ProteinsCell Cycle ProteinsCells, CulturedChromosomal Proteins, Non-HistoneChromosome SegregationCohesinsDNA-Binding ProteinsHumansImage Processing, Computer-AssistedMicroscopy, FluorescenceMitosisAdenosine TriphosphatasesCarrier ProteinsCell Cycle ProteinsChromosomal Proteins, Non-HistoneCohesinscondensin complexesDNA-Binding ProteinsMultiprotein ComplexesNuclear ProteinsProto-Oncogene ProteinsWAPL protein, human

Identifiers

PMID30858191
PMCPMC6504890
OpenAlexW2921403091

What OpenQuestion holds

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LicenceCC BY
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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.