They treat with a powerful immunosuppressant three weeks before surgery, then inject donor cells into the patient and follow with low doses of drugs until the operation.

• 他们在手术前三周，先让病患服用强效的免疫抑制剂，然后将捐赠者细胞注射到接受移植者的体内，并在动手术前持续给予低剂量药物。