century. to. surgery as it's often called could assume a similar important. i'm going to predict that 50 years from now we'll probably see as many people undergoing genome surgery as the conventional kind. professor who called his team aims to find a cure for hemophilia using cells donated by a boy who has the hereditary bleeding disorder the scientists are well acquainted with the mutation in question it's caused by a piece of d.n.a. being the wrong way around and as a result impossible for cells to read this prevents them from forming a particular clotting factor that's needed for a wound to heal. the. longest for any kind of life is. what we have essentially created as an enzyme that can correct this by turning the piece of d.n.a. back in the right direction and. we hope that we will be able to implement this in