Methods Immunohistochemistry was used to detect the expression of TM4SF9 in normal villi of early pregnancy, hydatidiform mole, invasive hydatidiform mole and chorionic carcinoma tissues.

• 方法应用免疫组化方法检测TM4SF9蛋白在早孕绒毛，葡萄胎，侵蚀性葡萄胎和绒毛膜癌中的表达情况。