多态性缺失是微卫星不稳定性的表现形式。
Loss of polymorphism is a special form of expression of microsatellite instability.
本文对恶性肿瘤的微卫星不稳定性作一综述。
The essay is an overview of the relation between microsatellite instability and malignant tumor.
目的：探讨头颈部鳞癌的微卫星不稳定性(msi)及杂合性丢失(LOH)。
AIM: To examine the microsatellite instability (MSI) and loss of heterozygosity (LOH) in head and neck squamous cell carcinomas (HNSCC).
这种肿瘤显示为微卫星不稳定性，一种获得性基因特征暗示DNA修复机制缺陷。
Such tumors display microsatellite instability, an acquired genetic characteristic that indicates defects in DNA-repair machinery.
众多学者认为，遗传物质的微卫星不稳定性可导致肿瘤的发生，尤其在恶性肿瘤的发生中有特殊作用。
There is still much debate on the distinct classes of genomic instability and their specific roles in the initiation of tumor formation, as well as in the progressive transition to a cancerous state.
众多学者认为，遗传物质的微卫星不稳定性可导致肿瘤的发生，尤其在恶性肿瘤的发生中有特殊作用。
There is still much debate on the distinct classes of genomic instability and their specific roles in the initiation of tumor formation, as well as in the progressive transition to a cancerous state.
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