Ozmosi | ABO-503 Drug Profile
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ABO-503

Alternative Names: ABO-503, ABO503, ABO 503
Clinical Status: Active
Latest Update: 2025-10-13
Latest Update Note: News Article

Product Description

ABO-503, composed of a functional human RS1 packaged in the novel AIMâ"¢ capsid AAV204, has shown preclinical efficacy following delivery to the retina in a mouse model of XLRS. Preclinical studies have demonstrated robust RS1 expression in the retina, improved cone photoreceptor density and overall photoreceptor cell survival, as well as a restoration of outer retina architecture. (Sourced from: https://investors.abeonatherapeutics.com/press-releases/detail/246/abeona-therapeutics-announces-update-on-aav-ophthalmology)

Mechanisms of Action: Gene Therapy, RS1

Novel Mechanism: Yes

Modality: Gene Therapy

Route of Administration: N/A

FDA Designation: *

Approval Status: Not Approved

Approved Countries: None

Approved Indications: None

Company: Abeona
Company Location: Eastern America
Company Founding Year: 2013
Additional Commercial Interests: None

Clinical Description

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Highest Development Phases

Phase 0: Retinoschisis

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