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A Long-term Follow-up Study in Participants Who Received CS-101

Not Applicable
Recruiting
Conditions
Beta-Thalassemia
Interventions
Genetic: CS-101
Registration Number
NCT06479616
Lead Sponsor
Children's Hospital of Fudan University
Brief Summary

This is a study to evaluate the long-term safety and efficacy of CS-101 in participants who received CS-101 in study CS -101-03 (NCT06065189)

Detailed Description

This is a study to evaluate the long-term safety and efficacy of CS-101 in participants who received CS-101 in study CS -101-03 (NCT06065189) .

Subjects in the CS-101-03 study will be entered into long-term follow-up of this study up to 2 years post-infusion at the completion of the last (6-month) follow-up visit after treatment with CS-101 Injection.

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
5
Inclusion Criteria
  • Participants (or his or her legally appointed and authorized representative or guardian) must sign and date informed consent form (ICF) and, where applicable, an assent form
  • Participants must have received CS-101 infusion in last IIT study
Exclusion Criteria
  • There are no exclusion criteria

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
long term follow upCS-101All participants who complete CS-101-03(NCT0606518) studie after CS-101 infusion will be asked to participate in this long-term follow-up study.
Primary Outcome Measures
NameTimeMethod
Frequency and severity of SAEs and CS-101 related AES as assessed by CTCAE v5.0Signing of informed consent up to 2 years post CS-101 infusion

CommonTerminology Criteria for Adverse Events(CTCAE)has 5 levels of AE determination, increasing in severity as the level increases

Occurrence of all-cause deathSigning of informed consent up to 2 years post CS-101 infusion
Occurrence of achieving transfusion independence for at least 12 consecutive monthsFrom 3 months after last RBC transfusion up to 2 years post CS-101 infusion
New malignancies and hematologic disordersSigning of informed consent up to 2 years post CS-101 infusion

Based on ICD-11

Secondary Outcome Measures
NameTimeMethod
Change in fetal hemoglobin(HbF) concentration over timeup to 2 years post-CS-101 infusion
Change in total hemoglobin(Hb) concentration over timeup to 2 years post-CS-101 infusion
Chimerism level in Peripheral blood and bone marrow Proportion of alleles with intended genetic modification in peripheral blood leukocytes and bone marrow over timeup to 2 years post-CS-101 infusion

Proportion of alleles with intended genetic modification in peripheral blood leukocytes and bone marrow over time

Trial Locations

Locations (1)

Children's Hospital of Fudan University

🇨🇳

Shanghai, Shanghai, China

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