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Targeted AAV6 gene therapy restores corneal endothelial function in three hereditary corneal dystrophies - PubMed

5 hours ago
  • #gene therapy
  • #corneal dystrophy
  • #AAV6
  • Targeted AAV6 gene therapy shows promise in treating three hereditary corneal dystrophies: MCD, FECD, and CHED.
  • A refined intracameral injection method enables effective endothelial transduction without corneal puncture.
  • AAV6 therapy supports sustained transgene expression for over 18 months with no adverse immune responses.
  • In MCD mice, AAV6-Chst5 reduces corneal opacification and restores keratan sulfate levels.
  • In FECD mice, AAV6-Col8a2 prevents corneal opacity in 87.5% of treated eyes.
  • In CHED models, AAV6-Slc4a11 resolves corneal edema within 7 days.
  • Single-cell RNA sequencing identifies Wnt5a as a key factor in MCD pathogenesis.