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Prime Medicine Announces Breakthrough Clinical Data Showing Rapid Restoration of DHR Positivity After Single Infusion of PM359, an Investigational Prime Editor for Chronic Granulomatous Disease

-- First ever clinical data supporting safety and efficacy of Prime Editing in humans -- -- Initial data from first patient dosed in Phase 1/2 trial finds single dose of PM359 led to 58% DHR positivity by Day 15 and 66% by Day 30, well above levels believed to be potentially curative -- -- Rapid engraftment observed in both neutrophils and platelets -- -- Encouraging safety profile; no serious adverse events related to PM359 -- -- Initiating efforts to explore continued clinical development oppo

articlePrime Medicine, Inc.May 19, 20259/company/prime-medicine-inc-common-stock/news/prime-medicine-announces-breakthrough-clinical-123000934
Prime Medicine Announces Breakthrough Clinical Data Showing Rapid Restoration of DHR Positivity After Single Infusion of PM359, an Investigational Prime Editor for Chronic Granulomatous Disease

About this update from Prime Medicine, Inc.

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inherited diseaseprime editingPrime Editorsgenetic therapiesNADPH oxidaseChronic Granulomatous DiseaseMedicinePreliminary results