> " Editing sperm stem cells overcomes this problem, says Li. He says his team simply first identified stem cells that had been correctly edited and used those to produce swimming sperm, and after that healthy mice. He was also able to check that no accidental edits, or “off target” effects, had occurred. "
Nice. So men will become obsolete soon for the process of making babies.
But still good enough for serving as soldiers. ( Ants II :-)
And it seems that zinc fingers may become obsolete too, with SGMO successfully protecting them from being used and improved. Unlike nearly open access to CRISPR....