Abstract
This is a single-arm, multi-site, single-dose, Phase 3 study in approximately 18 participants less than or equal to (<=) 50 years of age with transfusion-dependent -thalassemia tdt who have a 0 0 0 ivs-i-110 or ivs-i-110 ivs-i-110 genotype. the study will evaluate the efficacy and safety of autologous hematopoietic stem cell transplantation hsct using lentiglobin bb305 drug product.>=)>

