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Updated: Dec 23, 2025

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Yeast-Yeast Interactions: Mechanisms, Methodologies and Impact on Composition.

Fanny Bordet1,2, Alexis Joran1, Géraldine Klein1

  • 1Univ. Bourgogne Franche-Comté, AgroSup Dijon, PAM UMR A 02.102, F-21000 Dijon, France-IUVV Equipe VAlMiS, rue Claude Ladrey, CEDEX BP 27877, 21078 Dijon, France.

Microorganisms
|April 25, 2020
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Summary

Yeast interactions during winemaking significantly impact wine composition. Understanding these complex relationships requires integrated approaches, combining various analytical methods for accurate conclusions.

Keywords:
fermentation conditionsmethodologiesmixed cultureomicssensorywineyeast–yeast interactions

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Area of Science:

  • Enology and Microbiology
  • Food Science and Technology

Background:

  • Alcoholic fermentation involves yeast consortiums with complex interactions.
  • These yeast interactions influence the wine matrix, affecting final wine characteristics.
  • Previous studies have described these consequences to control winemaking, but results vary.

Purpose of the Study:

  • To review methodologies for studying yeast interactions in winemaking.
  • To synthesize recent findings on matrix composition modifications due to yeast interactions.
  • To highlight the need for integrated approaches to understand these mechanisms.

Main Methods:

  • Review of diverse methodologies for studying yeast-wine interactions.
  • Analysis of non-volatile and volatile metabolomics data.
  • Inclusion of sensory analysis approaches.

Main Results:

  • A wide diversity of methodologies exists, but results are often contradictory due to varied parameters.
  • Recent advances in metabolomics and sensory analysis offer new insights.
  • Matrix composition changes alone are insufficient to fully explain interaction mechanisms.

Conclusions:

  • Integrated approaches are vital for a comprehensive understanding of yeast interaction mechanisms.
  • Further research combining multiple analytical techniques is necessary.
  • Standardization of methods could reduce contradictions in future studies.