A technique for making precise changes to the genetic material of cells holds huge promise for combating disease, says Fergus Walsh.

International journal 'Science' has named CRISPR-“Clustered Regularly Interspaced Short Palindromic Repeats” as “Breakthrough of the Year” in 2015.

American scientists are attempting to modify the DNA of human egg cells using a new gene-editing technique that could eliminate inherited diseases from subsequent generations of affected families