Retraction: Unexpected mutations after CRISPR–Cas9 editing in vivo

Nat. Methods 14, 547–548 (2017); published online 30 May 2017; updated online 14 June 2017; corrected online 25 July 2017; retracted 30 March 2018 This paper is being retracted because the genomic variants observed by the authors in two CRISPR-treated mice cannot be conclusively attributed to CRISPR–Cas9.