Methods HLA-DRB1 allele frequencies in 33 Chinese patients with CML and 104 healthy Chinese individuals were examined by polymerase chain reaction-specific sequence primers(PCR-SSP) methods.

• 方法 聚合酶链反应 序列特异引物 (PCR SSP)方法对 33例CML患者 (实验组 )和 10 4例健康志愿者 (对照组 )的HLA DRB1基因进行分型并分析HLA DRB1基因在二组间的分布。