Kevin Outterson

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A microbiologist working with tubes of bacteria samples in an antimicrobial resistance and characterization lab at the Centers for Disease Control and Prevention in Atlanta. Credit David Goldman/Associated Press

On Friday, the Centers for Disease Control and Prevention released a disturbing report about the death of an elderly woman in Washoe County, Nev. What killed her wasn’t heart disease, cancer or pneumonia. What killed her were bacteria that were resistant to every antibiotic doctors could throw at them.

This anonymous woman is only the latest casualty in a war against antibiotic-resistant bacteria — a war that we are losing. Although most bacteria die when they encounter an antibiotic, a few hardy bugs survive. Through repeated exposure, those tough bacteria proliferate, spreading resistance genes through the bacterial population. That’s the curse of antibiotics: The more they’re used, the worse they get, especially when they’re used carelessly.…  Seguir leyendo »