A Phase 1-2, Open-label Study to Evaluate the Safety of Intravenous ATA-200, an Adeno-associated Viral Vector Carrying the Human SGCG Gene, in Patients With Gamma-sarcoglycanopathy (LGMDR5)

Trial ID: NCT05973630

Interventional - Phase 1 - Active, not recruiting

The purpose of ATA-003-GSAR study is to evaluate the safety and tolerability of a single intravenous infusion of ATA-200 in pediatric patients with limb girdle muscular dystrophy type 2c/R5 (LGMD R5).

Conditions

• LGMD2C

Interventions

• ATA-200

Eligibility

Inclusion criteria

• Confirmed diagnosis of LGMDR5 before age of 10, based on clinical presentation and genotyping
• Ambulant male or female patients aged 6 to less than 12 years of age at screening
• Able to perform the 10-meter walk test (10MWT) in less than 15 sec and to rise from chair with or without arm support

Exclusion criteria

• Detectable neutralizing antibodies against AAV8
• Cardiomyopathy with left ventricular ejection fraction (LVEF) \< 50%
• Respiratory assistance
• Concomitant medical condition that might interfere with LGMDR5 evolution
• Acute illness within 4 weeks of anticipated IMP administration
• Current participation in another clinical trial with investigational medicinal product
• Previous participation in gene and cell therapy trials
• Any condition that would contraindicate immunosuppressant treatment
• Presence of any permanent items (e.g., metal braces) precluding undergoing MRI
• Any vaccination 1 month prior to planned IMP administration
• Serology consistent with HIV exposure or active hepatitis B or C infection
• Grade 2 or higher lab abnormalities for liver function tests, creatinine, hemogram and coagulation

Sponsor

Atamyo Therapeutics

Source: ClinicalTrials.gov

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