First Child Received Experimental Gene Therapy for Cockayne Syndrome
Riaan Singh Digeorge became the first reported patient to receive experimental AAV9 gene therapy for Cockayne syndrome after a parent-led development effort.
Why now
The first-patient milestone turns an ultra-rare parent-led research program into a live human gene-therapy story.
- Overclaim risk
- high
- Primary source
- Official
- Published
- Jul 5, 2026
