The cells naturally "home" to the bone cavities, where they begin to settle. 3. Engraftment: The Waiting Game For 2–4 weeks, the patient has almost no immune system. Doctors monitor blood counts daily.
The healthy stem cells are infused through a central venous catheter (like a blood transfusion). A Guide to Bone Marrow Transplantation
You essentially become a newborn. You will likely need to repeat all childhood vaccinations. The cells naturally "home" to the bone cavities,