Keywords hematopoietic stem cell transplantation;T cell receptor;immune reconstitution;recent thymic output function;TCR rearrangement excision circles;EBV;transfection;cytotoxic T lymphocyte;

• 造血干细胞移植;T细胞受体;免疫重建;胸腺近期输出功能;T细胞受体重排删除环;EB病毒;转染;细胞毒T细胞;