Evidence map›Paper›PMID 22898780›Full record

ArticleDevelopmental cell2012

Changes in Ect2 localization couple actomyosin-dependent cell shape changes to mitotic progression.

Helen K Matthews, Ulysse Delabre, Jennifer L Rohn, Jochen Guck, Patricia Kunda, Buzz Baum

Open access · hybridAbstract read
In one paragraph

Article in Developmental cell, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 113 papers.

0numbers the graph read from it
0cells of the map it votes in
113citing papers in PubMed
8.2field-weighted citation impact, top 1% 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

113 citing papers in PubMed, 195 citations in OpenAlex.

  1. Article
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  8. The Role of the Swollen State in Cell Proliferation.The Journal of membrane biology · 2025
    Review
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53 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

6 authors at 4 institutions in 2 countries.

Helen K MatthewsMRC Laboratory for Molecular Cell Biology, University College London, Gower St., London WC1E 6BT, UK.
Ulysse Delabre
Jennifer L Rohn
Jochen Guck
Patricia Kunda
Buzz Baum
MRC Laboratory for Molecular Cell Biology · GBUniversity College London · GBSorbonne Université · FRUniversity of Cambridge · GB

Funding

Cancer Research UK 9786Medical Research Council MC_EX_G0800785Wellcome Trust
6 · The paper itself

Abstract

As they enter mitosis, animal cells undergo profound actin-dependent changes in shape to become round. Here we identify the Cdk1 substrate, Ect2, as a central regulator of mitotic rounding, thus uncovering a link between the cell-cycle machinery that drives mitotic entry and its accompanying actin remodeling. Ect2 is a RhoGEF that plays a well-established role in formation of the actomyosin contractile ring at mitotic exit, through the local activation of RhoA. We find that Ect2 first becomes active in prophase, when it is exported from the nucleus into the cytoplasm, activating RhoA to induce the formation of a mechanically stiff and rounded metaphase cortex. Then, at anaphase, binding to RacGAP1 at the spindle midzone repositions Ect2 to induce local actomyosin ring formation. Ect2 localization therefore defines the stage-specific changes in actin cortex organization critical for accurate cell division.

Indexed as

MitosisActomyosinCell NucleusCell ShapeCytoskeletonHeLa CellsHumansPhosphorylationProtein BindingProto-Oncogene ProteinsrhoA GTP-Binding ProteinActomyosinECT2 protein, humanProto-Oncogene ProteinsrhoA GTP-Binding Protein

Identifiers

PMID22898780
PMCPMC3763371
OpenAlexW2071206866

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.