Evidence map›Paper›PMID 19528294›Full record

ArticleThe Journal of cell biology2009

Dynamic instability of microtubules requires dynamin 2 and is impaired in a Charcot-Marie-Tooth mutant.

Kenji Tanabe, Kohji Takei

Open access · hybridAbstract read
In one paragraph

Article in The Journal of cell biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers.

0numbers the graph read from it
0cells of the map it votes in
75citing papers in PubMed
5.2field-weighted citation impact, top 4% 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

75 citing papers in PubMed, 125 citations in OpenAlex.

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  18. A review of Dynamin 2 involvement in cancers highlights a promising therapeutic target.Journal of experimental & clinical cancer research : CR · 2021
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15 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

2 authors at 1 institution in 1 country.

Kenji TanabeDepartment of Neuroscience, Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences, Okayama 700-8558, Japan.
Kohji Takei
Okayama University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Dynamin is a fission protein that participates in endocytic vesicle formation. Although dynamin was originally identified as a microtubule-binding protein, the physiological relevance of this function was unclear. Recently, mutations in the ubiquitously expressed dynamin 2 (dyn2) protein were found in patients with Charcot-Marie-Tooth (CMT) disease, which is an inherited peripheral neuropathy. In this study, we show that one of these mutations, 551Delta3, induces prominent decoration of microtubules with the mutant dyn2. Dyn2 was required for proper dynamic instability of microtubules, and this was impaired in cells expressing the 551Delta3 mutant, which showed a remarkable increase in microtubule acetylation, a marker of stable microtubules. Depletion of endogenous dyn2 with a small interfering RNA also resulted in the accumulation of stable microtubules. Furthermore, the formation of mature Golgi complexes, which depends on microtubule-dependent membrane transport, was impaired in both dyn2 knockdown cells and cells expressing the 551Delta3 mutant. Collectively, our results suggest that dyn2 regulates dynamic instability of microtubules, which is essential for organelle motility, and that this function may be impaired in CMT disease.

Indexed as

Charcot-Marie-Tooth DiseaseDynamin IIMutationAnimalsChlorocebus aethiopsCOS CellsHeLa CellsHumansMicrotubulesRNA, Small InterferingTubulinDynamin IIRNA, Small InterferingTubulin

Identifiers

PMID19528294
PMCPMC2711604
OpenAlexW2039313004

What OpenQuestion holds

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LicenceCC BY-NC-SA
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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.