The frequencies of genotype FF,Ff and ff was 47%,43%,and 10% respectively in 98 healthy individuals. Conclusion PCR-RFLP method for VDR gene Fok1 polymorphism is considered a simple noninvasive technique for obtaining accurate results.

• 应用PCR-RFLP法检测了98例健康汉族中老年人VDR基因型,FF、Ff、ff基因型分布频率分别为47%25、43%25、10%25。