Methods The quantities and activity of the TFPI were measured in 38 women with ovarian cancer by using an quantitative enzyme-linked sandwich immunoassay (ELISA) and Substrate chromatography.

• 方法：应用双抗体夹心酶联免疫吸附法及发色底物法对38例卵巢癌患者血浆TFPI抗原含量及活性进行测定。