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AFFINITY BEYOND: Anti-AAV8 Antibody Assessment Study of Males With DMD

Anti-AAV8 Antibody Assessment Study of Males With Duchenne Muscular Dystrophy Aged 0 to <25 Years

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT05683379
Enrollment
200
Registered
2023-01-13
Start date
2022-12-20
Completion date
2026-09-01
Last updated
2026-07-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Duchenne Muscular Dystrophy

Keywords

DMD, Duchenne Muscular Dystrophy, Duchenne

Brief summary

This is an observational screening study to evaluate the prevalence of anti-adeno-associated serotype 8 (AAV8) antibodies in participants with Duchenne muscular dystrophy (DMD).

Detailed description

This is an observational screening study to evaluate the prevalence of anti-adeno-associated serotype 8 (AAV8) antibodies in participants with Duchenne muscular dystrophy (DMD). Information collected in this study may be used to identify potential participants for DMD investigational gene therapy clinical trials. This study consists of: * A phone/video interview or at an in-clinic visit to provide e-consent and medical history * A single home health visit or subsequent in-clinic visit to collect blood sample for antibody testing * A phone/video call for communication of AAV8 antibody test results

Interventions

DIAGNOSTIC_TESTAAV8 DetectCDx

An in vitro diagnostic assay to detect antibodies to AAV8 in human serum specimens.

Sponsors

REGENXBIO Inc.
Lead SponsorINDUSTRY

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
MALE
Age
0 Years to 25 Years
Healthy volunteers
No

Inclusion criteria

* Males at least 0 to \<25 years of age * Diagnosis of DMD * Provision of signed and dated informed consent form (ICF) and assent as required per local regulations or requirements

Exclusion criteria

* Prior participation in a gene therapy trial OR recipient of a gene therapy drug * Other inclusion/

Design outcomes

Primary

MeasureTime frameDescription
Prevalence of anti-AAV8 antibodies in patients with DMD90 days* To evaluate the prevalence of AAV8 antibodies in patients with DMD * To identify participants who may be eligible for investigational gene therapy clinical trials in males with DMD

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jul 8, 2026