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Plants often form mutualistic relationships with soil-dwelling fungi or bacteria to enhance their roots’ nutrient uptake ability. Root-colonizing fungi (e.g., mycorrhizae) increase a plant’s root surface area, which promotes nutrient absorption. While root-colonizing, nitrogen-fixing bacteria (e.g., rhizobia) convert atmospheric nitrogen (N2) into ammonia (NH3), making nitrogen available to plants for various biological functions. For example, nitrogen is essential for the biosynthesis of the...
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Updated: May 10, 2026

Establishing Fungal Entomopathogens as Endophytes: Towards Endophytic Biological Control
15:14

Establishing Fungal Entomopathogens as Endophytes: Towards Endophytic Biological Control

Published on: April 11, 2013

Ecological drift and host filtering jointly structure foliar endophytes during ecosystem development.

Caio César Pires de Paula1,2, Petr Macek1, Milan Varsadiya2

  • 1Biology Centre of the Czech Academy of Sciences, Na Sádkách 7, 37005, České Budějovice, Czechia.

Environmental Microbiome
|May 8, 2026
PubMed
Summary

Host plant identity, not ecosystem age, shapes foliar endophyte communities. Stochastic processes like ecological drift are key drivers, influencing plant resilience and microbial functions across seasons.

Keywords:
BacteriaCommunity structureDenitrificationEcological functionFungiLeaf tissue stoichiometryPrimary succession

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Exploring the Root Microbiome: Extracting Bacterial Community Data from the Soil, Rhizosphere, and Root Endosphere
09:55

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Published on: May 2, 2018

Area of Science:

  • Microbial Ecology
  • Plant-Microbe Interactions
  • Ecosystem Dynamics

Background:

  • Foliar endophytes are crucial for plant health, aiding nutrient uptake and defense.
  • Understanding how endophyte communities respond to ecosystem changes is vital but poorly understood.

Purpose of the Study:

  • To investigate bacterial and fungal endophyte community dynamics in plant leaves.
  • To determine the influence of ecosystem development and host plant traits on endophyte communities.

Main Methods:

  • Utilized a space-for-time substitution design across a successional chronosequence.
  • Analyzed bacterial and fungal communities in four distinct plant hosts using amplicon sequencing.
  • Applied null model analyses to assess assembly processes.

Main Results:

  • Host plant identity and leaf stoichiometry were stronger predictors of endophyte communities than ecosystem age.
  • Ecosystem development stage significantly influenced fungal communities but explained little variation.
  • Stochastic processes, particularly ecological drift, dominated community assembly, alongside deterministic factors.

Conclusions:

  • Foliar endophyte community structure is primarily driven by host plant identity, not ecosystem age.
  • Stochastic assembly processes play a significant role in shaping these microbial communities.
  • A mix of dominant and rare microbes may enhance plant adaptability to environmental shifts.