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目的:探讨人卵巢上皮癌实体瘤组织片和人卵巢上皮癌细胞株OVCAR-3来源的裸鼠原位移植瘤模型的卵巢内肿瘤浸润类型,以及人卵巢上皮癌卵巢内肿瘤浸润类型的特点。方法:将人卵巢上皮癌实体瘤组织片和人卵巢上皮癌细胞株OVCAR-3皮下移植获取瘤源,再分别植入裸鼠单侧卵巢包膜内制备裸鼠原位移植瘤模型。观察两种方法制备的肿瘤模型卵巢内的浸润类型。同时通过病理检查分析了54例国际妇产科联盟(FIGO)Ⅰ~Ⅱ期人卵巢上皮性癌的肿瘤浸润类型。结果:肿瘤在卵巢内浸润类型大致分为三类:假包膜型、假包膜浸润型和假包膜穿透型。实体瘤组假包膜型发生率(18.2%)低于细胞株组(42.3%,n P0.05).n Conclusions:There are differences between the two kinds of orthotopic models established with human epithelial ovarian cancer solid tumor tissue slices and human ovarian carcinoma cell line OVCAR-3. Compared to the solid tumor slices model, the cell line model is more stable for the follow-up study. The proportion of three neoplasm invasion types in ovary were more balanced in 8 weeks after tumor planting, and 8 weeks after tumor planting is the best start time for the follow-up experiment.