Existing techniques only compensate for mutations
A new type of gene therapy allows scientists to fix DNA defects directly. That’s a potentially revolutionary improvement on present gene therapy techniques, which introduce working genes to cells — but not into the genetic library itself.
“This is a major leap of the technology,” says John Rossi, a molecular geneticist at the Beckman Research Institute of City of Hope in Duarte, Calif.
Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.