该发现对于中止其他动物身上类似疾病的传播和了解肿瘤的跨物种演化可能具有更深的意义。
The findings may have broad implications for halting the spread of similar diseases in other animals and for understanding cancer progression across species.
拷贝数分析显示肿瘤具有异质性，具有异源性分化的恶性叶状肿瘤有不同的肿瘤演化。
Copy number analysis revealed intratumoral heterogeneity and evidence for divergent tumor evolution in malignant phyllodes tumors with and without heterologous differentiation.
目的：观察早期培养的PC 12细胞以了解肿瘤细胞演化过程。
Aim: to observe the proliferating process in early cultured PC12 cells so as to investigate the tumor evolving process.
在多细胞生物中，则演化出具有专一性的免疫细胞，能行吞噬作用吞食外来细胞，及那些因感染或恶性肿瘤而病变的自身细胞。
In multicellular organisms, specialized immune cells have evolved, capable of the phagocytosis of foreign cells as well as of self cells changed by infection or cancer.
在多细胞生物中，则演化出具有专一性的免疫细胞，能行吞噬作用吞食外来细胞，及那些因感染或恶性肿瘤而病变的自身细胞。
In multicellular organisms, specialized immune cells have evolved, capable of the phagocytosis of foreign cells as well as of self cells changed by infection or cancer.
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