Evidence map›Paper›PMID 23907121›Full record

ArticleCell cycle (Georgetown, Tex.)2013

Automated tracking of mitotic spindle pole positions shows that LGN is required for spindle rotation but not orientation maintenance.

Adam M Corrigan, Roshan L Shrestha, Ihsan Zulkipli, Noriko Hiroi, Yingjun Liu, Naoka Tamura, Bing Yang, Jessica Patel, Akira Funahashi, Athene Donald and 1 more

Open access · bronzeAbstract read
In one paragraph

Article in Cell cycle (Georgetown, Tex.), 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
1.6field-weighted citation impact, top 19% 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

18 citing papers in PubMed, 26 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

11 authors at 2 institutions in 2 countries.

Adam M CorriganDepartment of Genetics, University of Cambridge, Cambridge, UK.
Roshan L Shrestha
Ihsan Zulkipli
Noriko Hiroi
Yingjun Liu
Naoka Tamura
Bing Yang
Jessica Patel
Akira Funahashi
Athene Donald
Viji M Draviam
University of Cambridge · GBKeio University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Spindle orientation defines the plane of cell division and, thereby, the spatial position of all daughter cells. Here, we develop a live cell microscopy-based methodology to extract spindle movements in human epithelial cell lines and study how spindles are brought to a pre-defined orientation. We show that spindles undergo two distinct regimes of movements. Spindles are first actively rotated toward the cells' long-axis and then maintained along this pre-defined axis. By quantifying spindle movements in cells depleted of LGN, we show that the first regime of rotational movements requires LGN that recruits cortical dynein. In contrast, the second regime of movements that maintains spindle orientation does not require LGN, but is sensitive to 2ME2 that suppresses microtubule dynamics. Our study sheds first insight into spatially defined spindle movement regimes in human cells, and supports the presence of LGN and dynein independent cortical anchors for astral microtubules.

Indexed as

Epithelial CellsFluorescent Antibody TechniqueHeLa CellsHumansImage Processing, Computer-AssistedImmunoblottingIntracellular Signaling Peptides and ProteinsMicroscopy, VideoRNA, Small InterferingRotationSpindle ApparatusGPSM2 protein, humanIntracellular Signaling Peptides and ProteinsRNA, Small Interferingmicrotubulemitosisspindle orientation

Identifiers

PMID23907121
PMCPMC3865054
OpenAlexW2038516595

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.