A bacteria-virus arms race could lead to a new way to treat shigellosis
As shigellosis-causing microbes evolve to escape a phage, the bacteria may become less deadly
![an illustration of viruses attacking a rod-shaped bacterium](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2021/12/120821_eg_phage_feat.jpg?fit=1030%2C580&ssl=1)
When bacteria evolve to become resistant to bacteria-killing viruses known as bacteriophages (illustrated attacking a bacterium), it doesn’t always end well for the bacteria.
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