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Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology· cited by 13

Mutualism breakdown underpins evolutionary rescue in an obligate cross-feeding bacterial consortium

Ignacio J. Melero‐Jiménez; Yael Sorokin; Ami Merlin; Jiawei Li; Alejandro Couce; Jonathan Friedman · 2025 · Nature Communications

WASTE classifies this as Negative / Null Result Report · AI classification, approximate

The study found no significant effect — useful as a negative control or null benchmark for your own design.

Abstract

Populations facing lethal environmental change can escape extinction through rapid genetic adaptation, a process known as evolutionary rescue. Despite extensive study, evolutionary rescue is largely unexplored in mutualistic communities, where it is likely constrained by the less adaptable partner. Here, we explored empirically the likelihood, population dynamics, and genetic mechanisms underpinning evolutionary rescue in an obligate mutualism involving cross-feeding of amino acids between auxotrophic Escherichia coli strains. We found that over 80% of populations overcame a severe decline whe

Abstract by Ignacio J. Melero‐Jiménez; Yael Sorokin; Ami Merlin; Jiawei Li; Alejandro Couce; Jonathan Friedman, Nature Communications (2025) — licensed CC BY 4.0.

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Metadata source: OpenAlex · DOI 10.1038/s41467-025-58742-1