Biotechnology
A virus that hunts the bacteria making you ill has been used as medicine for a century. It still cannot be sold like one
12 Sept 2026 · 8 min read
Bacteriophages kill bacteria precisely, multiply where the infection is, and have been given to patients since the 1920s. The obstacle has never been whether they work — it is that a treatment matched to one patient's bacterial strain does not fit how medicines are approved.
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