Potential DNA damage from CRISPR has been ‘seriously underestimated,’ study finds

Potential DNA damage from CRISPR has been ‘seriously underestimated,’ study finds

Source: 
Stat
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From the earliest days of the CRISPR-Cas9 era, scientists have known that the first step in how it edits genomes — snipping DNA — creates an unholy mess: Cellular repairmen frantically try to fix the cuts by throwing random chunks of DNA into the breach and deleting other random bits.