Method:P15 gene methylation from 33 cases of MM and 20 of controls was investigated with methylation-spectific PCR(MSP) methods.

• 方法:采用甲基化特异性聚合酶链反应(MSP)研究33例多发性骨髓瘤(MM)及20例对照组的p15基因甲基化情况。