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Microbiome breeding: conceptual and practical issues.

Ulrich G Mueller1, Timothy A Linksvayer2

  • 1Department of Integrative Biology, University of Texas at Austin, Austin, TX 78712, USA.

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|May 20, 2022
PubMed
Summary
This summary is machine-generated.

Microbiome breeding, a novel artificial selection method, can enhance host traits by modifying microbial communities. This study clarifies its principles and provides guidelines for optimizing its application in plants and animals.

Keywords:
artificial selection on microbiomesmicrobiome healthmicrobiome selectionmicrobiome transmissionmicrobiome transplant

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Area of Science:

  • Microbiology
  • Evolutionary Biology
  • Genetics

Background:

  • Microbiome breeding is an emerging artificial selection technique.
  • It aims to alter host-associated microbial communities for host benefit.
  • Feasibility relies on genetic factors influencing host traits and microbiome transmissibility.

Purpose of the Study:

  • To clarify microbiome selection principles and contrast them with standard selection.
  • To elucidate eco-evolutionary processes for practical microbiome breeding guidelines.
  • To identify host species suitable for microbiome breeding.

Main Methods:

  • Conceptual clarification of selection mechanisms.
  • Quantitative genetic framework application.
  • Eco-evolutionary process elucidation.

Main Results:

  • Microbiome selection shares principles with standard selection but operates on microbial genetic factors.
  • Guidelines for optimizing microbiome breeding were established.
  • Characteristics of amenable host species were identified.

Conclusions:

  • Microbiome breeding is a viable strategy for host trait improvement.
  • Understanding eco-evolutionary dynamics is key to successful implementation.
  • This work provides a foundation for advancing microbiome breeding programs.