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Gene Therapy Slows Huntington's Disease Progression by 75%

9/24/2025

24 3 Full Breakdown

Summary

Story summary

Huntington's disease gene therapy slowed progression by 75% over three years.
The treatment requires a 12- to 20-hour surgical procedure using a modified virus.
The trial enlisted 29 patients in the United Kingdom and United States, with motor and cognitive improvements.
About 41,000 Americans show symptoms; over 200,000 are at risk.
Researchers plan to submit for United States approval next year.

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Story summary

Huntington's disease gene therapy slowed progression by 75% over three years.
The treatment requires a 12- to 20-hour surgical procedure using a modified virus.
The trial enlisted 29 patients in the United Kingdom and United States, with motor and cognitive improvements.
About 41,000 Americans show symptoms; over 200,000 are at risk.
Researchers plan to submit for United States approval next year.