BEACON: A Study Evaluating the Safety and Efficacy of BEAM-101 in Patients With Severe Sickle Cell Disease

Last updated: December 15, 2025
Sponsor: Beam Therapeutics Inc.
Overall Status: Active - Not Recruiting

Phase

1/2

Condition

Sickle Cell Disease

Red Blood Cell Disorders

Treatment

BEAM-101

Clinical Study ID

NCT05456880
BTX-AUT-001
  • Ages 12-35
  • All Genders

Study Summary

This is an open-label, single-arm, multicenter, Phase 1/2 study evaluating the safety and efficacy of the administration of autologous base edited CD34+ HSPCs (BEAM-101) in patients with severe SCD

Eligibility Criteria

Inclusion

Key Inclusion Criteria Include:

  1. Age ≥12 years to ≤35 years

  2. Documented diagnosis of sickle cell disease with βS/βS, βS/β0, or βS/β+ genotypes.

  3. Severe SCD defined by the occurrence of at least 4 severe VOCs in the 24 months prior to screening despite receiving hydroxyurea or other supportive care measures

Key Exclusion Criteria Include:

  1. HbF levels >20%, obtained at the time of screening on or off hydroxyurea therapy

  2. Previous receipt of an autologous or allogeneic HSCT or solid organ transplantation

  3. Available and willing matched sibling donor

  4. Definitive diagnosis of moyamoya syndrome based on screening brain MRA

  5. History of overt stroke

Study Design

Total Participants: 15
Treatment Group(s): 1
Primary Treatment: BEAM-101
Phase: 1/2
Study Start date:
August 30, 2022
Estimated Completion Date:
February 29, 2028

Connect with a study center

  • University of Alabama at Birmingham

    Birmingham, Alabama 35233
    United States

    Site Not Available

  • University of Alabama at Birmingham

    Birmingham 4049979, Alabama 4829764 35233
    United States

    Site Not Available

  • Phoenix Children's Hospital

    Phoenix, Arizona 85016
    United States

    Site Not Available

  • Phoenix Children's Hospital

    Phoenix 5308655, Arizona 5551752 85016
    United States

    Site Not Available

  • Lucile Packard Children's Hospital at Standford

    Palo Alto, California 94304
    United States

    Site Not Available

  • Mayo Clinic Florida

    Jacksonville, Florida 32224
    United States

    Site Not Available

  • University of Miami

    Miami, Florida 33136-1005
    United States

    Site Not Available

  • Mayo Clinic Florida

    Jacksonville 4160021, Florida 4155751 32224
    United States

    Site Not Available

  • University of Miami

    Miami 4164138, Florida 4155751 33136-1005
    United States

    Site Not Available

  • Children's Healthcare of Atlanta - Aflac Cancer and Blood Disorders Center - Egleston Hospital

    Atlanta, Georgia 30329
    United States

    Site Not Available

  • Children's Healthcare of Atlanta - Aflac Cancer and Blood Disorders Center - Egleston Hospital

    Atlanta 4180439, Georgia 4197000 30329
    United States

    Site Not Available

  • Boston Children's Hospital

    Boston, Massachusetts 02215
    United States

    Site Not Available

  • Boston Children's Hospital

    Boston 4930956, Massachusetts 6254926 02215
    United States

    Site Not Available

  • Henry Ford Cancer Center

    Detroit, Michigan 48202
    United States

    Site Not Available

  • Henry Ford Cancer Center

    Detroit 4990729, Michigan 5001836 48202
    United States

    Site Not Available

  • University of Minnesota

    Minneapolis, Minnesota 55455
    United States

    Site Not Available

  • University of Minnesota

    Minneapolis 5037649, Minnesota 5037779 55455
    United States

    Site Not Available

  • Washington University School of Medicine in St. Louis

    Saint Louis, Missouri 63110
    United States

    Site Not Available

  • Washington University School of Medicine in St. Louis

    St Louis 4407066, Missouri 4398678 63110
    United States

    Site Not Available

  • Hackensack University Medical Center

    Hackensack, New Jersey 07601
    United States

    Site Not Available

  • Hackensack University Medical Center

    Hackensack 5098706, New Jersey 5101760 07601
    United States

    Site Not Available

  • Columbia University Irving Medical Center

    New York, New York 10032
    United States

    Active - Recruiting

  • Memorial Sloan Kettering Cancer Center

    New York, New York 10065
    United States

    Site Not Available

  • Columbia University Irving Medical Center

    New York 5128581, New York 5128638 10032
    United States

    Site Not Available

  • Memorial Sloan Kettering Cancer Center

    New York 5128581, New York 5128638 10065
    United States

    Site Not Available

  • The Cleveland Clinic Foundation

    Cleveland, Ohio 44195
    United States

    Site Not Available

  • University Hospitals Cleveland Medical Center

    Cleveland, Ohio 44106
    United States

    Active - Recruiting

  • The Cleveland Clinic Foundation

    Cleveland 5150529, Ohio 5165418 44195
    United States

    Site Not Available

  • University Hospitals Cleveland Medical Center

    Cleveland 5150529, Ohio 5165418 44106
    United States

    Site Not Available

  • Children's Hospital of Philadelphia

    Philadelphia, Pennsylvania 19104
    United States

    Site Not Available

  • Children's Hospital of Philadelphia

    Philadelphia 4560349, Pennsylvania 6254927 19104
    United States

    Site Not Available

  • Medical University of South Carolina

    Charleston, South Carolina 29425
    United States

    Site Not Available

  • Medical University of South Carolina

    Charleston 4574324, South Carolina 4597040 29425
    United States

    Site Not Available

  • St Jude Children's Research Hospital

    Memphis, Tennessee 38105
    United States

    Site Not Available

  • The Children's Hospital at TriStar Centennial

    Nashville, Tennessee 37203
    United States

    Site Not Available

  • St Jude Children's Research Hospital

    Memphis 4641239, Tennessee 4662168 38105
    United States

    Site Not Available

  • The Children's Hospital at TriStar Centennial

    Nashville 4644585, Tennessee 4662168 37203
    United States

    Site Not Available

  • Medical College of Wisconsin

    Milwaukee, Wisconsin 53226
    United States

    Site Not Available

  • Medical College of Wisconsin

    Milwaukee 5263045, Wisconsin 5279468 53226
    United States

    Site Not Available

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