The Evolution of Heteroresistance via Small Colony Variants in Escherichia coli Following Long Term Exposure to Bacteriostatic Antibiotics
T. Gil-Gil, B. A. Berryhill, J. A. Manuel, A. P. Smith, F. Baquero, B. R. Levin
This study shows that long-term exposure to bacteriostatic antibiotics in E. coli leads to the emergence of small colony variants (SCVs) that confer heteroresistance, which reverts upon antibiotic removal.
bioRxiv · Oct 30, 2023 · PreprintMicrobiology