The 16-Year-Old Girl Who Defeated an «Incurable» Leukemia Through a Breakthrough Gene Therapy

Once the modified T cells were infused, Alyssa was closely monitored for several weeks. During this period, the therapy successfully removed the malignant T cells that had resisted all previous treatments. After approximately four weeks, her doctors confirmed that her T cells had been effectively cleared, making her eligible for a bone marrow transplant. This transplant allowed her body to generate a new, healthy immune system from donor stem cells.