https://clinicaltrials.gov/ct2/show/NCT03780257 https://clinicaltrials.gov/ct2/show/NCT03780257 https://ir.proqr.com/news-releases/news-release-details/proqr-d

https://clinicaltrials.gov/ct2/show/NCT03780257 https://clinicaltrials.gov/ct2/show/NCT03780257 https://ir.proqr.com/news-releases/news-release-details/proqr-doses-first-patient-phase-12-stellar-trial-qr-421a-usher# https://ir.proqr.com/news-releases/news-release-details/proq... ProQR is working on some -RNA based gene editing treatment for Usher's syndrome. Stay updated with its result,hope for best. They are recruiting new patients for trial if interested.