Acquired resistance will be lost over time, but different bacteria have natural resistance to some antibiotics types that are inherent to their basic metabolism and will persist forever. For example, Mycoplasma pneumoniae has no cell wall and therefore will always be resistant to beta-lactamins.
OuiLePain69 t1_j0obr29 wrote
Reply to Can antibiotic-resistant bacteria strains lose their resistance over generations, if they stop being exposed to the antibiotic? by enjrolas
Acquired resistance will be lost over time, but different bacteria have natural resistance to some antibiotics types that are inherent to their basic metabolism and will persist forever. For example, Mycoplasma pneumoniae has no cell wall and therefore will always be resistant to beta-lactamins.