
Science
One Injection Reversed Deafness: Inside the Gene Therapy Breakthrough
A single shot into the inner ear restored hearing in all 10 patients born deaf. One seven-year-old was having conversations within four months.
Casey Cooper·

A single shot into the inner ear restored hearing in all 10 patients born deaf. One seven-year-old was having conversations within four months.

A new CRISPR technique removes molecular 'off switches' from genes without cutting the DNA strand. For conditions like sickle cell and Huntington's, this could mean safer treatments.