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Clinical Trial Report
Gene Therapy Trial Report
Summary
A Novel, Regulated Gene Therapy (NGN-401) Study for Females With Rett Syndrome
NCTID
NCT05898620
(View at clinicaltrials.gov)
Description
This study will evaluate the efficacy and safety profiles of the investigational gene therapy, NGN-401, in females with typical Rett syndrome.
(Show More)
Development Status
Active
Indication
Rett Syndrome
Disease Ontology Term
DOID:1206
Compound Name
NGN-401
Compound Description
scAAV9.P546.MECP2
Sponsor
Neurogene Inc.
Funder Type
Industry
Recruitment Status
Recruiting
(Click here for study contact information)
Enrollment Count
33 (ESTIMATED)
Results Posted
Not Available
Therapy Information
Target Gene/Variant
MECP2
Therapy Type
Gene transfer
Therapy Route
In-vivo
Mechanism of Action
Functional gene replacement
Route of Administration
Intracerebroventricular
Drug Product Type
Viral vector
Target Tissue/Cell
Delivery System
Viral transduction
Vector Type
AAV9
Editor Type
none
Dose 1
1E15 vg
Dose 2
3E15 vg (discontinued after patient death due to HLH)
Dose 3
Dose 4
Dose 5
Study Record Dates
Current Stage
Phase3
Submit Date
2023-06-01
Completion Date
2029-12
Last Update
2025-11-07
Participation Criteria
Eligible Age
>=3 Years
Standard Ages
Child, Adult, Older adult
Sexes Eligible for Study
FEMALE
Locations
No.of Trial Sites
15
Locations
United States,United Kingdom,Australia
Regulatory Information
Has US IND
True
FDA Designations
Fast Track, Orphan Drug Designation, Rare Pediatric Disease Designation, Regenerative Medicine Advanced Therapy, Support for Clinical Trials Advancing Rare Disease Therapeutics
Recent Updates
Interim data expected 2H:2025; SAE reported for 3E15 vg dose, development will continue using 1E15 vg dose only
Resources/Links
Clinical Publications
(Poster) Preliminary Safety Results from the Ph1/2 Study of NGN-401, a Novel Regulated Gene Therapy for Rett Syndrome - IRSF 2024
(Abstract #1408) Preliminary Safety Results from the Ph1/2 Study of NGN-401, a Novel Regulated Gene Therapy for Rett Syndrome - ASGCT 2024
News and Press Releases
Neurogene Announces Registrational Trial Design for Embolden™ Study of NGN-401 Gene Therapy for Rett Syndrome
Corporate Presentation - June 2024
Neurogene Reports Third Quarter 2024 Financial Results and Highlights Recent Updates
Neurogene Provides Update on NGN-401 Gene Therapy Clinical Trial for Rett Syndrome
Neurogene Reports Positive Interim Data in Pediatric Cohort from NGN-401 Gene Therapy Trial for Rett Syndrome
Preclinical Publications
Novel MECP2 gene therapy is effective in a multicenter study using two mouse models of Rett syndrome and is safe in non-human primates
Radically truncated MeCP2 rescues Rett syndrome-like neurological defects
Development of a Novel AAV Gene Therapy Cassette with Improved Safety Features and Efficacy in a Mouse Model of Rett Syndrome
Improved MECP2 Gene Therapy Extends the Survival of MeCP2-Null Mice without Apparent Toxicity after Intracisternal Delivery