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Developing a ‘kill switch’ to make CRISPR gene editing more precise—and safer

[Microbiologists] stumbled onto tools now known as anti-CRISPRs. These proteins serve as the rocks to CRISPR’s molecular scissors. And soon, ...
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Avoiding the unexpected: Zika, malaria-fighting gene drive in mosquitoes has built-in safety net

Concerns about CRISPR gene drives and other CRISPR applications have to do with the possibility that something could go wrong ...