The WT1 positive rate in 15 CML patients was 46.7%, the positive rate in 6 patients at blast crisis and 1 patient at accelerated phase were 100%, 0 in 8 patients at chronic phase.

• 15例CML的WT1基因表达阳性率为46.；7%25，其中6例急变期和1例加速期阳性率为100%25，8例慢性期阳性率为0。