Evidence map›Paper›PMID 15456901›Full record

ArticleMolecular biology of the cell2004

Repeated cycles of rapid actin assembly and disassembly on epithelial cell phagosomes.

Patricia T Yam, Julie A Theriot

Open access · greenAbstract read
In one paragraph

Article in Molecular biology of the cell, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
1.1field-weighted citation impact, top 25% 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

29 citing papers in PubMed, 52 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

2 authors at 1 institution in 1 country.

Patricia T YamDepartment of Biochemistry, Stanford University School of Medicine, Stanford CA 94305, USA.
Julie A Theriot
Stanford University · US

Funding

Actin-Based Motility of a Bacterial PathogenR37AI036929 · NIAID · UNIVERSITY OF WASHINGTON · PI THERIOT, JULIE A. · 2010 to 2019
$3.0M
ACTIN BASED MOTILITY OF A BACTERIAL PATHOGENR01AI036929 · NIAID · WHITEHEAD INSTITUTE FOR BIOMEDICAL RES · PI THERIOT, JULIE A. · 1995 to 2009
$2.2M
NIAID NIH HHS AI-36929NIAID NIH HHS R01 AI036929NIAID NIH HHS R37 AI036929
6 · The paper itself

Abstract

We have found that early in infection of the intracellular pathogen Listeria monocytogenes in Madin-Darby canine kidney epithelial cells expressing actin conjugated to green fluorescent protein, F-actin rapidly assembles (approximately 25 s) and disassembles (approximately 30 s) around the bacteria, a phenomenon we call flashing. L. monocytogenes strains unable to perform actin-based motility or unable to escape the phagosome were capable of flashing, suggesting that the actin assembly occurs on the phagosome membrane. Cycles of actin assembly and disassembly could occur repeatedly on the same phagosome. Indirect immunofluorescence showed that most bacteria were fully internalized when flashing occurred, suggesting that actin flashing does not represent phagocytosis. Escherichia coli expressing invA, a gene product from Yersinia pseudotuberculosis that mediates cellular invasion, also induced flashing. Furthermore, polystyrene beads coated with E-cadherin or transferrin also induced flashing after internalization. This suggests that flashing occurs downstream of several distinct molecular entry mechanisms and may be a general consequence of internalization of large objects by epithelial cells.

Indexed as

Actin-Related Protein 2Actin-Related Protein 3ActinsAnimalsCell LineCytoskeletal ProteinsDogsEpithelial CellsIntracellular MembranesListeria monocytogenesPhagosomesProtein BindingProtein Structure, QuaternaryTime FactorsYersinia pseudotuberculosisActin-Related Protein 2Actin-Related Protein 3ActinsCytoskeletal Proteins

Identifiers

PMID15456901
PMCPMC532043
OpenAlexW2139027064

What OpenQuestion holds

Textmetadata
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.