Gene Therapy Death Not Caused by CRISPR, Investigators Confirm

May 19, 2023

(STAT News) – Terry Horgan, the 27-year-old patient who died eight days after receiving a CRISPR therapy custom-built for him, likely suffered a fatal innate immune response to the virus used to deliver the treatment, investigators concluded. The findings, posted late Thursday to the preprint server Medrxiv, confirmed that CRISPR, the Nobel-Prize winning genome editing tool now being used to develop treatments for a wide range of diseases, played no role in Terry’s death. (Read More)