Evolution and Genetic Dynamics · Lab experiment

Does company change how bacteria evolve?

Paper: Interspecies interaction alters the trajectory of antibiotic resistance evolution by amplifying negative fitness epistasis
Muzafar et al. · The ISME Journal 2026 · doi.org/10.1093/ismejo/wrag014

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Does company change how bacteria evolve? In the lab, Salmonella was exposed to low doses of an antibiotic. When it had to compete with E. coli, it evolved higher resistance.

AI-assisted summary with an AI voice, not reviewed by the authors. Made from the paper under its CC BY licence. Read the paper before relying on a finding. Keywords: antibiotic resistance evolution, interspecific competition, Salmonella enterica, Escherichia coli, synthetic microbial communities, streptomycin.