Evidence map›Paper›PMID 19325115›Full record

ArticleScience (New York, N.Y.)2009

Infection by tubercular mycobacteria is spread by nonlytic ejection from their amoeba hosts.

Monica Hagedorn, Kyle H Rohde, David G Russell, Thierry Soldati

Abstract read
In one paragraph

Article in Science (New York, N.Y.), 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 108 papers.

0numbers the graph read from it
0cells of the map it votes in
108citing 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

108 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Small science · 2025
    Article
  5. Journal of bacteriology · 2025
    Review
  6. Review
  7. Article
  8. Frontiers in tuberculosis · 2025
    Review
  9. Review
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Review
  17. Article
  18. Article
  19. Review
  20. Article

48 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Monica HagedornDépartement de Biochimie, Faculté des Sciences, Université de Genève, Sciences II, 30 quai Ernest Ansermet, CH-1211 Genève-4, Switzerland.
Kyle H Rohde
David G Russell
Thierry Soldati

Funding

THE ROLE OF THE GRANULOMA IN M. TUBERCULOSIS INFECTIONSR01HL055936 · NHLBI · WASHINGTON UNIVERSITY · PI RUSSELL, DAVID G · 1995 to 2015
$5.4M
Environmental Cues and Responses in TuberculosisR01AI067027 · NIAID · CORNELL UNIVERSITY · PI RUSSELL, DAVID G · 2006 to 2015
$4.0M
NHLBI NIH HHS HL 055936NHLBI NIH HHS R01 HL055936NIAID NIH HHS AI 067027NIAID NIH HHS R01 AI067027
6 · The paper itself

Abstract

To generate efficient vaccines and cures for Mycobacterium tuberculosis, we need a far better understanding of its modes of infection, persistence, and spreading. Host cell entry and the establishment of a replication niche are well understood, but little is known about how tubercular mycobacteria exit host cells and disseminate the infection. Using the social amoeba Dictyostelium as a genetically tractable host for pathogenic mycobacteria, we discovered that M. tuberculosis and M. marinum, but not M. avium, are ejected from the cell through an actin-based structure, the ejectosome. This conserved nonlytic spreading mechanism requires a cytoskeleton regulator from the host and an intact mycobacterial ESX-1 secretion system. This insight offers new directions for research into the spreading of tubercular mycobacteria infections in mammalian cells.

Indexed as

ActinsAnimalsBacterial ProteinsCell MembraneCytoskeletonCytosolDictyosteliumGTP PhosphohydrolasesMycobacterium aviumMycobacterium marinumMycobacterium tuberculosisPhagocytosisPressureVacuolesActinsBacterial ProteinsGTP Phosphohydrolases

Identifiers

PMID19325115
PMCPMC2770343

What OpenQuestion holds

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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.