A Study to Evaluate Seroprevalence and Seroconversion of Antibodies to Adeno-Associated Virus (AAV) in Patients With Hemophilia A
Public ClinicalTrials.gov record NCT04560933. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Prospective, Observational Study Evaluating Seroprevalence and Rate of Seroconversion of Antibodies Against Adeno-associated Virus (AAV) Serotypes and Exploratory Vectors in Subjects With Hemophilia A in the United States
Study identification
- NCT ID
- NCT04560933
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Lead sponsor
- BioMarin Pharmaceutical
- Industry
- Enrollment
- 186 participants
Conditions and interventions
Conditions
Interventions
- Blood sample collection Procedure
Procedure
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Not listed
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Aug 24, 2020
- Primary completion
- Sep 19, 2023
- Completion
- Oct 19, 2023
- Last update posted
- Apr 23, 2024
2020 – 2023
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Covance Inc | Madison | Wisconsin | 53704 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04560933, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Apr 23, 2024 · Synced Jul 22, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04560933 live on ClinicalTrials.gov.