Thymogen (ATG) before stem cell transplant

The regimen of busulafan. fludarabine and thymogen has been very quickly adopted and now studies of it as a base for adding additonal drugs have been initiated. However, there is room for caution. Thymoglobulin added to busulfan and fludarabine to conditioning before an allogeneic stem cell transplant may reduce the incidence and severity of graft versus host disease, especially in matched unrelated graft, but it can potentially promote higher reapse

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Conditioning for allogeneic transplantation in Aplastic Anemia

Stem cell Transplantation is the only curative therapy long term for Aplastic Anemia(AA). Before stem cells can be transfused, the marrow needs to be conditioned. In younger patients with Aplastic Anemia, the standard conditioning proposed by the Working Party(WPSAA) on AA is cyclophosphamide 50 mg/kg 32 × 4 + ATG. This regimen does not completely destroy the patient’s bone marrow and it is highly immunosuppressive in order prevent graft rejection

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