Evidence map›Paper›PMID 26483761›Full record

ArticleFrontiers in microbiology2015

Trichoderma volatiles effecting Arabidopsis: from inhibition to protection against phytopathogenic fungi.

Metwally Kottb, Tamara Gigolashvili, Dominik K Großkinsky, Birgit Piechulla

Abstract read
In one paragraph

Article in Frontiers in microbiology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 70 papers.

0numbers the graph read from it
0cells of the map it votes in
70citing 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

70 citing papers in PubMed.

  1. Unraveling the Multiple Biocontrol Mechanisms ofPlants (Basel, Switzerland) · 2026
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  2. IndigenousFrontiers in microbiology · 2026
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  3. Article
  4. Article
  5. The Biocontrol and Growth-Promoting Potential ofPlants (Basel, Switzerland) · 2025
    Article
  6. Article
  7. Can fungal endophytes suppressFrontiers in cellular and infection microbiology · 2025
    Article
  8. Heliyon · 2024
    Review
  9. Growth Promotion of Rice andJournal of fungi (Basel, Switzerland) · 2024
    Article
  10. Article
  11. Article
  12. Article
  13. Review
  14. Article
  15. Review
  16. Biocontrol Potential ofJournal of fungi (Basel, Switzerland) · 2023
    Article
  17. Article
  18. Review
  19. Journal of fungi (Basel, Switzerland) · 2023
    Article
  20. Article

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

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

4 authors.

Metwally KottbInstitute for Biological Sciences, University of Rostock Rostock, Germany.
Tamara GigolashviliBiocenter, Botanical Institute and Cluster of Excellence on Plant Sciences, University of Cologne Cologne, Germany.
Dominik K GroßkinskyDepartment of Plant and Environmental Sciences, Copenhagen Plant Science Centre, University of Copenhagen Taastrup, Denmark ; Institute of Plant Sciences, University of Graz Graz, Austria.
Birgit PiechullaInstitute for Biological Sciences, University of Rostock Rostock, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Trichoderma species are present in many ecosystems and some strains have the ability to reduce the severity of plant diseases by activating various defense pathways via specific biologically active signaling molecules. Hence we investigated the effects of low molecular weight volatile compounds of Trichoderma asperellum IsmT5 on Arabidopsis thaliana. During co-cultivation of T. asperellum IsmT5 without physical contact to A. thaliana we observed smaller but vital and robust plants. The exposed plants exhibit increased trichome numbers, accumulation of defense-related compounds such as H2O2, anthocyanin, camalexin, and increased expression of defense-related genes. We conclude that A. thaliana perceives the Trichoderma volatiles as stress compounds and subsequently initiates multilayered adaptations including activation of signaling cascades to withstand this environmental influence. The prominent headspace volatile of T. asperellum IsmT5 was identified to be 6-pentyl-α-pyrone (6PP), which was solely applied to A. thaliana to verify the growth and defense reactions. Most noticeable is that A. thaliana preexposed to 6PP showed significantly reduced symptoms when challenged with Botrytis cinerea and Alternaria brassicicola, indicating that defense-activated plants subsequently became more resistant to pathogen attack. Together, these results support that products that are based on Trichoderma volatiles have the potential being a useful biocontrol agent in agriculture.

Indexed as

6-pentyl-α-pyroneAlternaria brassicicolaArabidopsis thalianaBotrytis cinereacamalexinglucosinolatesmVOCsTrichoderma asperellum IsmT5

Identifiers

PMID26483761
PMCPMC4586454

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Registered trials

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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.