It can be used as a method for the diagnosis of gestational trophoblastic tumor and this study provide a basement for the clinical RII in GTD.

• 本研究显示放射免疫显像能有效的对人绒癌裸鼠皮下移植瘤进行定位，为用于临床妊娠滋养细胞疾病的诊断奠定了基础。