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New Discovery: Antibiotic Drugs Themselves Help Bacteria Survive

Antibiotics save lives, but they are not fail-safe. Even when microbes haven’t acquired drug-evading genetic mutations—a hallmark of antibiotic resistance—the medications don’t always clear infections. A new study identifies a surprising reason why: At infection sites, antibiotics change the natural mixture of chemicals made by the body in ways that protect infecting bacteria. They also thwart the ability of the host’s immune cells to fight off the intruders.  Read more...


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