GENETICS A New CRISPR Technique Could Fix Almost All Genetic Diseases Megan Molteni | Wired “The system, which Liu's lab has dubbed ‘prime editing,’ can for the first time make virtually any alteration--additions, deletions, swapping any single letter for any other--without severing the DNA double helix. ‘If Crispr-Cas9 is like scissors and base editors are […]