Methods:M bcr/abl mRNA was assayed by reverse transcriptase polymerase chain reaction (RT PCR) in bone marrow cells from 46 successfully sibling marrow engrafted CML patients.

• 方法：用逆转录－多聚酶链反应（RT－PCR）技术测定46例经alo－BMT植活的CML患者骨髓细胞M－bcr/ablmRNA表达。