The pegRNA binds to a matching sequence on the target DNA strand. The Cas9 nickase cuts the unbound complementary strand, creating a flap. The dangling DNA flap binds to a matching sequence on the ...
You can edit tweets now! But it’s not quite clear what that even means. It’s been nearly 16 years since Twitter users started asking for an edit button, and seven years since Twitter’s at-the-time CEO ...