Evidence map›Paper›PMID 24381158›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2014

Analysis and modeling of mitotic spindle orientations in three dimensions.

Christoph Jüschke, Yunli Xie, Maria Pia Postiglione, Juergen A Knoblich

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

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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

4 authors.

Christoph JüschkeInstitute of Molecular Biotechnology of the Austrian Academy of Sciences, 1030 Vienna, Austria.
Yunli Xie
Maria Pia Postiglione
Juergen A Knoblich

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The orientation of the mitotic spindle determines the relative size and position of the daughter cells and influences the asymmetric inheritance of localized cell fate determinants. The onset of mammalian neurogenesis, for example, coincides with changes in spindle orientation. To address the functional implications of this and related phenomena, precise methods for determining the orientation of the mitotic spindle in complex tissues are needed. Here, we present methodology for the analysis of spindle orientation in 3D. Our method allows statistical analysis and modeling of spindle orientation and involves two parameters for horizontal and vertical bias that can unambiguously describe the distribution of spindle orientations in an experimental sample. We find that 3D analysis leads to systematically different results from 2D analysis and, surprisingly, truly random spindle orientations do not result in equal numbers of horizontal and vertical orientations. We show that our method can describe the distribution of spindle orientation angles under different biological conditions. As an example of biological application we demonstrate that the adapter protein Inscuteable (mInsc) can actively promote vertical spindle orientation in apical progenitors during mouse neurogenesis.

Indexed as

Spindle ApparatusAlgorithmsAnimalsCell Cycle ProteinsCell DifferentiationCell DivisionCell LineageCell PolarityComputer SimulationImaging, Three-DimensionalMiceNeurogenesisNeuronsPhosphoprotein PhosphatasesProbabilityStochastic ProcessesCell Cycle Proteinsinscuteable protein, mousePhosphoprotein Phosphatasesprotein phosphatase 4

Identifiers

PMID24381158
PMCPMC3903265

What OpenQuestion holds

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Read underepoch 390

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.