Objective To investigate the relationship between the messenger RNA(mRNA) levels of matrix metalloproteinases(MMP 9, MMP 2) and tissue inhibitor of metalloproteinase (TIMP 1,TIMP 2) and malignant transformation of hydatidiform mole.

• 目的 探讨基质金属蛋白酶 (MMP 9、MMP 2 )及其组织抑制物 (TIMP 1、TIMP 2 )表达量与葡萄胎恶变的相关性。