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August 2, 2025Open Access

Evidence for Toxin-Encoding Coinfections Driving Intransitive Dynamics Between Allelopathic Phenotypes in Natural Yeast Populations

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Authors

TTTommy J. Travers-CookEGEmilio González-GonzálezJJJukka Jokela

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Overview

Research reveals intransitive interactions among toxin-producing and resistant yeast strains, suggesting a dynamic balance in natural populations.

Key Points

  • The study demonstrates competitive intransitivity among yeast populations, crucial for understanding biodiversity.
  • Natural populations of S. cerevisiae showed a decline in killer strains over time, indicating changing competitive dynamics.
  • Space-time-shift assays revealed that killer genotype extinction permitted the rise of toxin-susceptible competitors.
  • The findings underscore the role of toxin-encoding coinfections in maintaining evolutionary dynamics in yeast.

Cite This Study

Travers-Cook et al. (2025) studied this question.

synapsesocial.com/papers/689a0c7be6551bb0af8d04fehttps://doi.org/10.1101/2025.07.30.667734
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