Evidence map›Paper›PMID 24391054›Full record

ArticleJournal of bacteriology2014

Myxobacteria produce outer membrane-enclosed tubes in unstructured environments.

Xueming Wei, Christopher N Vassallo, Darshankumar T Pathak, Daniel Wall

Abstract read
In one paragraph

Article in Journal of bacteriology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing 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

37 citing papers in PubMed.

  1. Article
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  10. Review
  11. Predatory Strategies ofMicroorganisms · 2023
    Article
  12. Membrane vesicles inFrontiers in microbiology · 2023
    Article
  13. Review
  14. Article
  15. Article
  16. Article
  17. Review
  18. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Xueming WeiDepartment of Molecular Biology, University of Wyoming, Laramie, Wyoming, USA.
Christopher N Vassallo
Darshankumar T Pathak
Daniel Wall

Funding

Protein exchange and self recognition in myxobacteria biofilmsR01GM101449 · NIGMS · UNIVERSITY OF WYOMING · PI WALL, DANIEL · 2012 to 2020
$2.6M
NIGMS NIH HHS GM101449NIGMS NIH HHS R01 GM101449
6 · The paper itself

Abstract

Myxobacteria are social microbes that exhibit complex multicellular behaviors. By use of fluorescent reporters, we show that Myxococcus xanthus isolates produce long narrow filaments that are enclosed by the outer membrane (OM) and contain proteins. We show that these OM tube (OMT) structures are produced at surprisingly high levels when cells are placed in liquid medium or buffer without agitation. OMTs can be long and easily exceed multiple cell lengths. When viewed by transmission electron microscopy, their morphology varies between tubes and chain-like structures. Intermediate-like structures are also found, suggesting that OMTs may transition between these two morphotypes. In support of this, video epifluorescence microscopy found that OMTs in solution dynamically twist and jiggle. On hard surfaces, myxobacteria glide, and upon cell-cell contact, they can efficiently exchange their OM proteins and lipids by a TraAB-dependent mechanism. Although the structure of OMTs hints at a possible role as conduits for exchange, evidence is presented to the contrary. For example, abundant OMT production occurs in traA or traB mutants and when cells are grown in liquid medium, yet transfer cannot occur under these conditions. Thus, genetic and environmental conditions that promote OMT production are incongruent with OM exchange.

Indexed as

Anti-Bacterial AgentsBacterial Outer Membrane ProteinsBacteriological TechniquesCell MembraneGene Expression Regulation, BacterialLuminescent ProteinsMicrobial InteractionsMyxococcus xanthusRed Fluorescent ProteinStaining and LabelingAnti-Bacterial AgentsBacterial Outer Membrane ProteinsLuminescent ProteinsRed Fluorescent Protein

Identifiers

PMID24391054
PMCPMC4011004

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.