Our Programs
Pipeline
Pipeline

Overcoming the hurdles
presented by inherited retinal disease

ATSENA is building a pipeline of first- and best-in-class gene therapies for inherited retinal diseases, conditions that cause progressive, irreversible vision loss and for which few or no approved treatments exist. Our programs include two late-stage clinical assets, two earlier-stage programs powered by our proprietary AAV technology platform, and multiple undisclosed discovery programs. ATSN-201 is now being tested in a pivotal Phase 3 trial for X-linked retinoschisis (XLRS), and ATSN-101 will be advanced toward a global pivotal trial for Leber congenital amaurosis type 1 (LCA1) in partnership with Nippon Shinyaku Co., Ltd later this year. ATSN-301 for Usher Syndrome Type 1B is advancing toward the clinic, and ATSN-401 for Stargardt disease is being tested in IND-enabling studies.

Robust Pipeline of First or Best-in-Class Gene Therapies

Program Indication Preclinical Ind-Enabling Phase 1/2 Pivotal
ATSN-201 X-linked Retinoschisis (XLRS)
ATSN-101 Leber Congenital Amaurosis (LCA1)
  • Phase 3 initiation
    planned for H2 2026
ATSN-301 Usher Syndrome (USH1B)
ATSN-401 Stargardt Disease (STGD)
ATSN-510 Undisclosed
ATSN-601 Undisclosed
ATSN-701 Undisclosed
= Atsena Program
= Partnered with Nippon Shinyaku in US and Japan
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