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癌症是一种主要的致死性疾患,病人往往死于转移。本文综述肿瘤血运转移过程及其控制技术。转移过程血运转移是一个连续的过程,在概念上可分为四个独立的阶段:1.原发瘤的生长;2.侵入毗邻静脉;3.活瘤细胞释放到血液循环;4.瘤细胞在远位器官滞留和生长。原发瘤原发瘤在形成转移中的重要
Cancer is a major fatal disease, and patients often die of metastases. This article reviews the process of tumor blood transfer and its control techniques. Metastasis is a continuous process and can be conceptually divided into four separate phases: 1. Growth of primary tumors; 2. Invasion of adjacent veins; 3. Release of live tumor cells to blood circulation; 4. Tumors Cells stay and grow in distant organs. Primary tumor of primary tumor is important in metastasis