Correction to: Increasing targeting scope of adenosine base editors in mouse and rat embryos through fusion of TadA deaminase with Cas9 variants. Issue 9 (13th May 2019) - Yang, Lei; Zhang, Xiaohui; Wang, Liren; Yin, Shuming; Zhu, Biyun; Xie, Ling; Duan, Qiuhui; Hu, Huiqiong; Zheng, Rui; Wei, Yu; Peng, Liangyue; Han, Honghui; et al.