Evidence map›Paper›PMID 31378589›Full record

ArticleDevelopmental cell2019

Actin Dynamics Drive Microvillar Motility and Clustering during Brush Border Assembly.

Leslie M Meenderink, Isabella M Gaeta, Meagan M Postema, Caroline S Cencer, Colbie R Chinowsky, Evan S Krystofiak, Bryan A Millis, Matthew J Tyska

Open access · bronzeAbstract read
In one paragraph

Article in Developmental cell, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
4.7field-weighted citation impact, top 5% 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

41 citing papers in PubMed, 80 citations in OpenAlex.

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  17. Destruction of the brush border byFrontiers in microbiology · 2024
    Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 2 institutions in 1 country.

Leslie M MeenderinkDepartment of Medicine, Division of Infectious Diseases, Vanderbilt University Medical Center, Nashville, TN 37232, USA.
Isabella M GaetaDepartment of Cell and Developmental Biology, Vanderbilt University School of Medicine, Nashville, TN 37232, USA.
Meagan M PostemaDepartment of Cell and Developmental Biology, Vanderbilt University School of Medicine, Nashville, TN 37232, USA.
Caroline S CencerDepartment of Cell and Developmental Biology, Vanderbilt University School of Medicine, Nashville, TN 37232, USA.
Colbie R ChinowskyDepartment of Cell and Developmental Biology, Vanderbilt University School of Medicine, Nashville, TN 37232, USA.
Evan S KrystofiakCell Imaging Shared Resource, Vanderbilt University School of Medicine, Nashville, TN 37232, USA.
Bryan A MillisDepartment of Cell and Developmental Biology, Vanderbilt University School of Medicine, Nashville, TN 37232, USA; Department of Biomedical Engineering, Vanderbilt University School of Engineering, Nashville, TN 37232, USA; Cell Imaging Shared Resource, Vanderbilt University School of Medicine, Nashville, TN 37232, USA; Vanderbilt Biophotonics Center, Vanderbilt University, Nashville, TN 37232, USA.
Matthew J TyskaDepartment of Cell and Developmental Biology, Vanderbilt University School of Medicine, Nashville, TN 37232, USA. Electronic address: matthew.tyska@vanderbilt.edu.
Vanderbilt University · USVanderbilt University Medical Center · US

Funding

MOLECULAR BIOPHYSICS TRAINING PROGRAM AT VANDERBILTT32GM008320 · NIGMS · VANDERBILT UNIVERSITY · PI CHAZIN, WALTER J. · 1989 to 2023
$7.9M
TRAINING PROGRAM IN CELLULAR, BIOCHEMICAL, &MOLECULAR ST32GM008554 · NIGMS · VANDERBILT UNIVERSITY · PI PATTON, JAMES G. · 1995 to 2020
$7.4M
Training Program in Stem Cell and Regenerative Developmental BiologyT32HD007502 · NICHD · VANDERBILT UNIVERSITY · PI WRIGHT, CHRISTOPHER V · 1997 to 2022
$5.4M
Molecular basis of brush border assemblyR01DK095811 · NIDDK · VANDERBILT UNIVERSITY · PI MATTHEW J TYSKA · 2013 to 2026
$4.9M
Role of I-BAR proteins in enterocyte differentiationR01DK111949 · NIDDK · VANDERBILT UNIVERSITY · PI MATTHEW J TYSKA · 2017 to 2026
$4.2M
BLRD VA IK2 BX004885NICHD NIH HHS T32 HD007502NIDDK NIH HHS R01 DK095811NIDDK NIH HHS R01 DK111949NIGMS NIH HHS T32 GM008320NIGMS NIH HHS T32 GM008554
6 · The paper itself

Abstract

Transporting epithelial cells generate arrays of microvilli, known as a brush border, to enhance functional capacity. To understand brush border formation, we used live cell imaging to visualize apical remodeling early in this process. Strikingly, we found that individual microvilli exhibit persistent active motility, translocating across the cell surface at ∼0.2 μm/min. Perturbation with inhibitors and photokinetic experiments revealed that microvillar motility is driven by actin assembly at the barbed ends of core bundles, which in turn is linked to robust treadmilling of these structures. Actin regulatory factors IRTKS and EPS8 localize to the barbed ends of motile microvilli, where they control the kinetics and nature of movement. As the apical surface of differentiating epithelial cells is crowded with nascent microvilli, persistent motility promotes collisions between protrusions and ultimately clustering and consolidation into higher-order arrays. Thus, microvillar motility represents a previously unrecognized driving force for apical surface remodeling and maturation during epithelial differentiation.

Indexed as

Cell DifferentiationActinsAdaptor Proteins, Signal TransducingAnimalsCaco-2 CellsCadherinsCell MovementEpithelial CellsHEK293 CellsHumansMicrofilament ProteinsMicrovilliMyosinsSwineActinsAdaptor Proteins, Signal TransducingBAIAP2L1 protein, humanCadherinsEPS8 protein, humanMicrofilament ProteinsMyosinsadhesionbundleepitheliumprotocadherintreadmilling

Identifiers

PMID31378589
PMCPMC6736749
OpenAlexW2966186283

What OpenQuestion holds

Textmetadata
LicenceTDM
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.