依托泊苷能稳定酶催化性循环中的一种共价的拓扑异构酶ii裂解的DNA中间复合物，导致基因组不稳定性和细胞死亡(2,3)。
Etoposide stabilizes a covalent topoisomerase II-cleaved DNA intermediate complex in the catalytic cycle of the enzyme, leading to genomic instability and cell death (2, 3).
DNA损伤反应机制的任何功能缺陷将会引起基因组的不稳定性，从而导致癌症的发生。
Defects in DNA damage response can cause genome instability, which induces many human cancers.
DNA损伤反应机制的任何功能缺陷将会引起基因组的不稳定性，从而导致癌症的发生。
Defects in DNA damage response can cause genome instability, which induces many human cancers.
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