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December 8, 2025BloodOpen Access

Evaluating the efficacy and safety of gene therapy in transfusion-dependent β-thalassemia: A focus on hemolysis improvement and clonal hematopoiesis monitoring

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Authors

FBFlorence BeckerichAHAnoosha Habibi

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Overview

Observational data shows gene therapy improves hemolysis in transfusion-dependent β-thalassemia, suggesting monitoring clonal hematopoiesis is crucial.

Key Points

  • This research evaluates the safety and efficacy of gene therapy in improving hemolysis and monitoring clonal hematopoiesis in transfusion-dependent β-thalassemia patients.
  • Real-world data analysis of a transfusion-dependent β-thalassemia patient treated with gene therapy.
  • Utilization of high-throughput panel for genes linked to clonal hematopoiesis and myeloid malignancies.
  • Monitoring of hemolysis biomarkers and gene editing rate post-treatment.
  • Patient achieved a significant reduction in hemolysis, with plasma heme decreasing by 98.5% post-gene therapy.
  • Sustained increase in edited alleles over 16 weeks, reflecting effective clonal editing.
  • Stable low frequency of a DNMT3A mutation observed, indicating no adverse clonal expansion.

Cite This Study

Beckerich et al. (2025) studied this question.

synapsesocial.com/papers/69362f634fa91c937236dddchttps://doi.org/10.1182/blood-2025-2914
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Real-world experience with apheresis for gene therapy in transfusion-dependent β-thalassemia: The largest single-center report2025
  2. 2Screening for clonal hematopoiesis in patients with β-hemoglobinopathies who are candidates to transplant approaches2025 · 1 citations
  3. 3Rapid, efficient and durable fetal hemoglobin production following CS-101 treatment in transfusion-dependent β-thalassemia participants: An autologous, ex vivo edited CD34+ stem cell product using the innovative transformer base editor (tBE)2025 · 2 citations
  4. 4Genome editing in clinical practice: A model study for next-gen hematopoietic cell transplants in hematologic malignancies2024
  5. 5Optimizing lentiviral genomic integrations to cure beta-thalassemia: The least required for success?2024