Evidence map›Paper›PMID 29972806›Full record

ArticleBiophysical journal2018

Oscillatory Switches of Dorso-Ventral Polarity in Cells Confined between Two Surfaces.

Jonne Helenius, Mary Ecke, Daniel J Müller, Günther Gerisch

Abstract read
In one paragraph

Article in Biophysical journal, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–field-weighted citation impact
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

8 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Microtopographical guidance of macropinocytic signaling patches.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  5. Article
  6. Article
  7. Actin Waves and Dynamic Patterning of the Plasma Membrane.The Yale journal of biology and medicine · 2019
    Article
  8. Article
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

4 authors.

Jonne HeleniusDepartment of Biosystems Science and Engineering, ETH Zürich, Basel, Switzerland.
Mary EckeAG Cell Dynamics, Max Planck Institute of Biochemistry, Martinsried, Germany.
Daniel J MüllerDepartment of Biosystems Science and Engineering, ETH Zürich, Basel, Switzerland.
Günther GerischAG Cell Dynamics, Max Planck Institute of Biochemistry, Martinsried, Germany. Electronic address: gerisch@biochem.mpg.de.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

To maneuver in a three-dimensional space, migrating cells need to accommodate to multiple surfaces. In particular, phagocytes have to explore their environment in the search for particles to be ingested. To examine how cells decide between competing surfaces, we exposed single cells of Dictyostelium to a defined three-dimensional space by confining them between two planar surfaces: those of a cover glass and of a wedged microcantilever. These cells form propagating waves of filamentous actin and PIP3 on their ventral substrate-attached surface. The dynamics of wave formation in the confined cells was explored using two-focus fluorescence imaging. When waves formed on one substrate, wave formation on the other substrate was efficiently suppressed. The propensity for wave formation switched between the opposing cell surfaces with periods of 2-5 min by one of two modes: 1) a rolling mode involving the slipping of a wave along the nonattached plasma membrane and 2) de novo initiation of waves on the previously blank cell surface. These data provide evidence for a cell-autonomous oscillator that switches dorso-ventral polarity in a cell simultaneously exposed to multiple substrate surfaces.

Indexed as

Cell PolarityCytoskeletonDictyosteliumGlassSingle-Cell AnalysisSurface Properties

Identifiers

PMID29972806
PMCPMC6035296

What OpenQuestion holds

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Registered trials

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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.