Evidence map›Paper›PMID 20098744›Full record

ArticlePloS one2010

Microtubules regulate migratory polarity through Rho/ROCK signaling in T cells.

Aya Takesono, Sarah J Heasman, Beata Wojciak-Stothard, Ritu Garg, Anne J Ridley

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 99 papers.

0numbers the graph read from it
0cells of the map it votes in
99citing papers in PubMed
8.0field-weighted citation impact, top 2% 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

99 citing papers in PubMed, 170 citations in OpenAlex.

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39 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

5 authors at 4 institutions in 1 country.

Aya TakesonoUniversity College London, Department of Biochemistry and Molecular Biology and Ludwig Institute for Cancer Research, London, United Kingdom.
Sarah J Heasman
Beata Wojciak-Stothard
Ritu Garg
Anne J Ridley
King's College London · GBImperial College London · GBLudwig Cancer Research · GBUniversity College London · GB

Funding

Biotechnology and Biological Sciences Research Council 31/C14420Cancer Research UK C6620/A8833Medical Research Council G0600806
6 · The paper itself

Abstract

backgroundMigrating leukocytes normally have a polarized morphology with an actin-rich lamellipodium at the front and a uropod at the rear. Microtubules (MTs) are required for persistent migration and chemotaxis, but how they affect cell polarity is not known. METHODOLOGY/PRINCIPAL

findingsHere we report that T cells treated with nocodazole to disrupt MTs are unable to form a stable uropod or lamellipodium, and instead often move by membrane blebbing with reduced migratory persistence. However, uropod-localized receptors and ezrin/radixin/moesin proteins still cluster in nocodazole-treated cells, indicating that MTs are required specifically for uropod stability. Nocodazole stimulates RhoA activity, and inhibition of the RhoA target ROCK allows nocodazole-treated cells to re-establish lamellipodia and uropods and persistent migratory polarity. ROCK inhibition decreases nocodazole-induced membrane blebbing and stabilizes MTs. The myosin inhibitor blebbistatin also stabilizes MTs, indicating that RhoA/ROCK act through myosin II to destabilize MTs. CONCLUSIONS/SIGNIFICANCE: Our results indicate that RhoA/ROCK signaling normally contributes to migration by affecting both actomyosin contractility and MT stability. We propose that regulation of MT stability and RhoA/ROCK activity is a mechanism to alter T-cell migratory behavior from lamellipodium-based persistent migration to bleb-based migration with frequent turning.

Indexed as

Signal TransductionCell Line, TumorCell PolarityHumansMicrotubulesNocodazolerhoA GTP-Binding Proteinrho-Associated KinasesT-LymphocytesNocodazolerhoA GTP-Binding Proteinrho-Associated Kinases

Identifiers

PMID20098744
PMCPMC2808253
OpenAlexW2095404261

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.