Clinical base editing for β-hemoglobinopathies across different genetic backgrounds.
β-Hemoglobinopathies are monogenic disorders. We previously applied a transformer base editor (tBE) to reactivate fetal hemoglobin (HbF) expression, and five Chinese transfusion-dependent β-thalassemia (TDT) patients achieved transfusion independence. However, the applicability of tBE to sickle cell disease (SCD) and g...