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Microbiology

How bacteria get spacers from invaders

Bacteria use CRISPR–Cas systems to develop immunity to viruses. Details of how these systems select viral DNA fragments and integrate them into bacterial DNA to create a memory of invaders have now been reported. See Articles p.193 & p.199

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Figure 1: The bacterial immune response.

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Correspondence to Udi Qimron.

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Yosef, I., Qimron, U. How bacteria get spacers from invaders. Nature 519, 166–167 (2015). https://doi.org/10.1038/nature14204

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