Evidence map›Paper›PMID 19111577›Full record

ArticleMolecular and biochemical parasitology2009

Induction of mitotic S-phase of host and neighboring cells by Toxoplasma gondii enhances parasite invasion.

Mark D Lavine, Gustavo Arrizabalaga

Abstract read
In one paragraph

Article in Molecular and biochemical parasitology, 2009. 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
–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

29 citing papers in PubMed.

  1. Article
  2. Human Retinal Organoid Model of Ocular Toxoplasmosis.Pathogens (Basel, Switzerland) · 2025
    Article
  3. Human Brain Endothelial Cell-Derived Extracellular Vesicles ReduceInternational journal of molecular sciences · 2025
    Article
  4. Article
  5. Heliyon · 2023
    Review
  6. MaternalFrontiers in cellular neuroscience · 2023
    Article
  7. scDual-Seq ofFrontiers in immunology · 2023
    Article
  8. Article
  9. Frontiers in cell and developmental biology · 2022
    Article
  10. RecombinantVaccines · 2021
    Article
  11. Article
  12. Review
  13. Review
  14. Article
  15. Article
  16. Article
  17. Article
  18. mBio · 2019
    Article
  19. The Activin Receptor, Activin-Like Kinase 4, MediatesFrontiers in cellular and infection microbiology · 2019
    Article
  20. Article
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.

Mark D LavineDepartment of Microbiology, Molecular Biology and Biochemistry and Center for Reproductive Biology, University of Idaho, Life Sciences South Room 142, Moscow, ID 83843, USA.
Gustavo Arrizabalaga

Funding

TRANSCRIPTIONAL ATTENUATION OF THE TYPE I INTERFERON RESPONSE BY RHINOVIRUSP20RR015587 · NCRR · UNIVERSITY OF IDAHO · PI BOHACH, GREGORY A · 2000 to 2009
$19.0M
Toxoplasma gondii EgressK22AI061293 · NIAID · UNIVERSITY OF IDAHO · PI ARRIZABALAGA, GUSTAVO A · 2004 to 2005
$265k
NCRR NIH HHS P20 RR015587NCRR NIH HHS P20 RR15587NIAID NIH HHS K22 AI061293
6 · The paper itself

Abstract

The intracellular parasite Toxoplasma gondii extensively modifies its host cell so as to efficiently grow and divide. Among these cellular changes, T. gondii alters the cell cycle of host cells it has invaded. We found that T. gondii affects the cell cycle of not only the cells it directly invades, but neighboring cells as well. Both direct invasion by T. gondii and exposure to filtered medium from cultures of T. gondii-infected cells (conditioned medium) caused normally quiescent fibroblasts to enter S-phase. T. gondii has been shown to attach to and invade S-phase host cells more readily, and we found that conditioned medium increased the rate of invasion of T. gondii into new host cells. Thus it appears that T. gondii directly releases, or induces parasitized host cells to release, a factor that induces neighboring cells to enter S-phase, allowing more rapid invasion by extracellular T. gondii and providing a possible selective advantage for the parasite.

Indexed as

AnimalsCells, CulturedCulture Media, ConditionedFibroblastsHost-Parasite InteractionsHumansMitosisS PhaseTime FactorsToxoplasmaToxoplasmosisCulture Media, Conditioned

Identifiers

PMID19111577
PMCPMC2654716

What OpenQuestion holds

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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.