Evidence map›Paper›PMID 32207238›Full record

ArticleEMBO reports2020

PP2A phosphatase is required for dendrite pruning via actin regulation in Drosophila.

Neele Wolterhoff, Ulrike Gigengack, Sebastian Rumpf

Abstract read
In one paragraph

Article in EMBO reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 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

3 authors.

Neele WolterhoffInstitute for Neurobiology, University of Münster, Münster, Germany.
Ulrike GigengackInstitute for Neurobiology, University of Münster, Münster, Germany.
Sebastian RumpfInstitute for Neurobiology, University of Münster, Münster, Germany.ORCID 0000-0002-7128-2645

Funding

Excellence Cluster Cells-in-Motion, DFG EXC1003
6 · The paper itself

Abstract

Large-scale pruning, the developmentally regulated degeneration of axons or dendrites, is an important specificity mechanism during neuronal circuit formation. The peripheral sensory class IV dendritic arborization (c4da) neurons of Drosophila larvae specifically prune their dendrites at the onset of metamorphosis in an ecdysone-dependent manner. Dendrite pruning requires local cytoskeleton remodeling, and the actin-severing enzyme Mical is an important ecdysone target. In a screen for pruning factors, we identified the protein phosphatase 2 A (PP2A). PP2A interacts genetically with the actin-severing enzymes Mical and cofilin as well as other actin regulators during pruning. Moreover, Drosophila cofilin undergoes a change in localization at the onset of metamorphosis indicative of a change in actin dynamics. This change is abolished both upon loss of Mical and PP2A. We conclude that PP2A regulates actin dynamics during dendrite pruning.

Indexed as

DrosophilaDrosophila ProteinsActinsAnimalsDendritesDrosophila melanogasterGene Expression Regulation, DevelopmentalNeuronal PlasticityProtein Phosphatase 2Sensory Receptor CellsActinsDrosophila ProteinsProtein Phosphatase 2actindendritephosphatasePP2Apruning

Identifiers

PMID32207238
PMCPMC7202059

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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.