When antibiotics backfire: How a bacterial energy crisis fuels rapid resistance

Antibiotics are supposed to wipe out bacteria, yet the drugs can sometimes hand microbes an unexpected advantage. A new study from Rutgers Health shows that ciprofloxacin, a staple treatment for urinary tract infections, throws Escherichia coli (E. coli) into an energy crisis that saves many cells from death and speeds the evolution of full-blown resistance.

Jun 9, 2025 - 16:48
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Antibiotics are supposed to wipe out bacteria, yet the drugs can sometimes hand microbes an unexpected advantage. A new study from Rutgers Health shows that ciprofloxacin, a staple treatment for urinary tract infections, throws Escherichia coli (E. coli) into an energy crisis that saves many cells from death and speeds the evolution of full-blown resistance.