Because this therapy edits the stem cells that are found in the bone marrow, it essentially means that the disease is being fixed at the source. Bone marrow ste

Because this therapy edits the stem cells that are found in the bone marrow, it essentially means that the disease is being fixed at the source. Bone marrow stem cells eventually turn into blood cells and immune cells. So if 100% of the cells have been edited, then the resulting cells they turn into will be the edited type.