Methods VDR( Bsm I)gene polymorphisms of 186 healthy pre-menopausal women were detected with polymerase chain reation-restriction fragment length polymorphism (PCR-RFLP).

• 方法 :应用 PCR- RFL P技术检测 186例绝经前健康妇女的 VDR基因Bsm I的多态性。