Strigolactones Stimulate Arbuscular Mycorrhizal Fungi by Activating Mitochondria
2006

Strigolactones and Plant-Fungus Communication

publication

Author Information

Author(s): Arnaud Besserer, Nathalie Séjalon-Delmas

Hypothesis

Strigolactones may play a wider role as branching stimulants for plant-fungus partnerships.

Conclusion

Strigolactones stimulate hyphal branching in fungi and increase mitochondrial activity in response to plant signals.

Supporting Evidence

  • Strigolactones stimulate the germination of parasitic plants and hyphal branching in fungi.
  • Carrot branching factors and synthetic strigolactones were tested for their effects on fungal growth.
  • Strigolactones increased mitochondrial density and respiration rates in fungi.

Takeaway

Plants and fungi help each other grow, and a special chemical called strigolactone helps fungi grow better when they are near plants.

Methodology

The study involved treating fungi with strigolactones and measuring their effects on hyphal branching and mitochondrial activity.

Digital Object Identifier (DOI)

10.1371/journal.pbio.0040241

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