Objective Polymerase chain reaction (PCR ) technique was used to test sp3 and Apolipoprotein E(ApoE) genes which correlate with multiple sclerosis(MS) and Alzheimer disease (AD).

• 目的 应用多聚酶链式反应 (PCR)技术检测多发性硬化 (MS)和老年性痴呆 (AD)的相关基因 sp3和Apo E。