Objective To develop a convenient method for isolation and purification of human extravillous cytotrophoblasts (EVCTs) and decidual stromal cells (DSCs) and establish a co-culture system.

• 目的模拟体内环境,建立可保持绒毛外细胞滋养层细胞(EVCT)与蜕膜基质细胞(DSC)生物学特性的共培养细胞模型,应用于研究滋养细胞的侵袭行为。