Parasitic Nematodes Modulate PIN-Mediated Auxin Transport to Facilitate Infection
2009
How Nematodes Use Auxin to Infect Plants
publication
Evidence: high
Author Information
Author(s): Grunewald Wim, Cannoot Bernard, Friml Jiří, Gheysen Godelieve
Primary Institution: Ghent University
Hypothesis
Nematodes manipulate the auxin distribution network in plants to facilitate their infection process.
Conclusion
Cyst nematodes can hijack the auxin transport system in plants to establish feeding sites necessary for their survival.
Supporting Evidence
- Nematodes manipulate host developmental pathways to induce feeding sites.
- Auxin is crucial for the establishment of nematode feeding sites.
- PIN1-mediated auxin transport is essential for nematode infection efficiency.
- PIN3 and PIN4 are involved in the radial expansion of nematode feeding sites.
Takeaway
Nematodes are like sneaky thieves that trick plants into helping them eat by changing how a plant hormone called auxin works.
Methodology
The study analyzed the expression of PIN auxin transporters during nematode infection using promoter-GUS/GFP fusion lines and infection studies with pin mutants.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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