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COMPLETED
NCT03745287
PHASE2/PHASE3

A Safety and Efficacy Study Evaluating CTX001 in Subjects With Severe Sickle Cell Disease

Sponsor: Vertex Pharmaceuticals Incorporated

View on ClinicalTrials.gov

Summary

This is a single-arm, open-label, multi-site, single-dose Phase 1/2/3 study in participants with severe sickle cell disease (SCD). The study will evaluate the safety and efficacy of autologous CRISPR-Cas9 Modified CD34+ Human Hematopoietic Stem and Progenitor Cells (hHSPCs) using CTX001.

Official title: A Phase 1/2/3 Study to Evaluate the Safety and Efficacy of a Single Dose of Autologous CRISPR-Cas9 Modified CD34+ Human Hematopoietic Stem and Progenitor Cells (CTX001) in Subjects With Severe Sickle Cell Disease

Key Details

Gender

All

Age Range

12 Years - 35 Years

Study Type

INTERVENTIONAL

Enrollment

63

Start Date

2018-11-27

Completion Date

2025-07-07

Last Updated

2026-09-16

Healthy Volunteers

No

Interventions

BIOLOGICAL

Exa-cel

Administered by IV infusion following myeloablative conditioning with busulfan.

Locations (17)

Lucile Packard Children's Hospital of Stanford University

Palo Alto, California, United States

Ann & Robert Lurie Children's Hospital of Chicago

Chicago, Illinois, United States

University of Illinois at Chicago Hospitals and Health Systems

Chicago, Illinois, United States

Columbia University Medical Center (21+ years)

New York, New York, United States

Columbia University Medical Center (≤21 years)

New York, New York, United States

Children's Hospital of Philadelphia

Philadelphia, Pennsylvania, United States

St. Jude Children's Research Hospital

Memphis, Tennessee, United States

The Children's Hospital at TriStar Centennial Medical Center/ Sarah Cannon Center for Blood Cancers

Nashville, Tennessee, United States

Methodist Children's Hospital/Texas Transplant Institute

San Antonio, Texas, United States

Hopital Universitaire des Enfants Reine Fabiola (HUDERF)

Brussels, Belgium

The Hospital for Sick Children

Toronto, Canada

Hopital Necker Enfants Malades

Paris, France

University Hospital Duesseldorf

Düsseldorf, Germany

Regensburg University Hospital, Clinic and Polyclinic for Paediatric and Adolescent Medicine, Paediatric Haemotology, Oncology and Stem Cell Transplantation

Regensburg, Germany

Dipartimento di Onco-Ematologia e Terapia Cellulare e Genica Ospedale Pediatrico Bambino Gesu - IRCCS

Rome, Italy

Imperial College Healthcare NHS Trust, Hammersmith Hospital

London, United Kingdom

Royal London and St Bartholomew's Hospital, Pathology and Pharmacy Building

London, United Kingdom