Cells can destroy invading bacteria through a digestive process called autophagy. A study finds that sugar molecules, exposed by bacterial damage to the cell's membrane, can trigger this process. See Letter p.414
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Huang, J., Brumell, J. A sweet way of sensing danger. Nature 482, 316–317 (2012). https://doi.org/10.1038/482316a
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DOI: https://doi.org/10.1038/482316a
