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Related Experiment Video

Updated: Nov 17, 2025

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Plant evolution driven by interactions with symbiotic and pathogenic microbes.

Pierre-Marc Delaux1, Sebastian Schornack2

  • 1Laboratoire de Recherche en Sciences Végétales (LRSV), Université de Toulouse, CNRS, UPS, Castanet Tolosan, France. pierre-marc.delaux@lrsv.ups-tlse.fr sebastian.schornack@slcu.cam.ac.uk.

Science (New York, N.Y.)
|February 19, 2021
PubMed
Summary
This summary is machine-generated.

Plants and microbes have co-evolved for 450 million years, shaping diverse associations. Studying nonflowering plants reveals mechanisms for engineering resilient crops.

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Area of Science:

  • Plant-microbe interactions
  • Evolutionary biology
  • Symbiosis

Background:

  • Plants and microbes have co-evolved for over 450 million years, resulting in a spectrum of associations from parasitism to mutualism.
  • Understanding the genetic basis of these interactions is crucial for agricultural advancements.

Purpose of the Study:

  • To unravel the genetic basis and evolutionary trajectories of plant-microbe associations.
  • To explore the molecular mechanisms underlying symbiosis in nonflowering plants.

Main Methods:

  • Phylogenetics
  • Cell biology
  • Reverse genetics
  • Comparative studies across plant lineages, including bryophytes

Main Results:

  • Plant-microbe associations are shaped by a mix of conserved and specific plant mechanisms that evolve at varying rates.
  • Symbiosis appears to arise from the repurposing of existing protective mechanisms and general cellular processes.

Conclusions:

  • Investigating molecular mechanisms in nonflowering plants can provide insights into engineering crops with enhanced symbiotic capabilities and pathogen resistance.
  • Harnessing the diversity of plant-microbe interactions offers potential for developing more resilient and sustainable agriculture.