The nuclease, which comes from Bacillus hisashii, has gain-of-function mutations that facilitate robust editing in human cell lines and primary human T cells.
In a Twitter thread, Technology Review's Antonio Regalado says that He Jiankui is "doing fine" and that concerns about possible penalties are misplaced.
In Genome Biology this week: gut microbiome study of individuals from Tanzania and Botswana, sixth version of the Network of Cancer Genes database, and more.
