Gene Therapy Cures Sickle Cell in 27 of 28 Patients

A breakthrough gene editing treatment has achieved what doctors call a "functional cure" for sickle cell disease, with 27 out of 28 patients experiencing zero painful crises after receiving the therapy.

The one-time treatment edits patients' own blood cells to correct the genetic mutation, offering new hope for 100,000 Americans living with this painful disease.