Nature Reviews Genetics 12, 341–355 (2011)

In the above article, information on clinical trials using adeno-associated virus (AAV) vectors for the treatment of Leber's congenital amaurosis was omitted from table 1. The corrected table is available at http://www.nature.com/nrg/journal/v12/n5/full/nrg2988.html. The authors apologize for this omission.