Gene Transfer Clinical Study in Crigler-Najjar Syndrome
Public ClinicalTrials.gov record NCT03223194. 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
VALENS: A Phase 1/2, Randomized, Open-Label, Ascending-Dose, Delayed-Treatment Concurrent Control Clinical Study to Evaluate the Safety and Preliminary Efficacy of AT342, an AAV8-Delivered Gene Transfer Therapy in Crigler-Najjar Syndrome Subjects Aged 1 Year and Older
Study identification
- NCT ID
- NCT03223194
- Recruitment status
- Terminated
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Audentes Therapeutics
- Industry
- Enrollment
- 1 participant
Conditions and interventions
Conditions
Interventions
- AT342 Genetic
Genetic
Eligibility (public fields only)
- Age range
- 1 Year and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 7, 2017
- Primary completion
- Feb 10, 2021
- Completion
- Feb 10, 2021
- Last update posted
- May 17, 2022
2017 – 2021
United States locations
- U.S. sites
- 2
- U.S. states
- 2
- U.S. cities
- 2
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Children's Hospital at Montefiore | The Bronx | New York | 10467 | — |
| Clinic for Special Children | Strasburg | Pennsylvania | 17579 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 2 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03223194, 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 May 17, 2022 · Synced Jul 21, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03223194 live on ClinicalTrials.gov.