
Mol Cancer:错配修复基因缺陷在肿瘤干细胞形成中的作用
生物谷报道:为了有特殊的自我更新能力,有规律的细胞增殖和分化为多种细胞类型的特定潜能,干细胞必须保持完整的基因组。细胞在持续性的外源和内源具有遗传毒性的刺激下积聚了DNA错误,驱使增殖扩张并转化成肿瘤异质化的肿瘤干细胞。这些细胞发生改变的行为,对于恶性血液病及实体肿瘤来说是一种很普遍的现象。为了应对DNA损伤,细胞有一套复杂的机制,包括细胞周期停滞,诱导转录和DNA修复被激活。
在

Figure 1
Development of cancer stem cells from the normal stem cells and progenitor cells. Accumulation of DNA errors in normal stem cells or progenitor cells are activated to generate a cancer stem cells (CSCs) that further generate a primary tumor constituting CSCs and other tumor cells.
原文出处:
Review
Mismatch repair deficiencies transforming stem cells into cancer stem cells and therapeutic implications
Minal Vaish
Molecular Cancer 2007, 6:26 (2 April 2007)
[Abstract] [Full Text] [PDF] [PubMed] [Related articles] [2 comments]
作者简介:
Vaish, Minal
Department of Biochemistry,
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Vaish M, Mandhani A, Mittal RD, Mittal B
BMC Urology 2005, 5:2 (12 January 2005)
[Abstract] [Full text] [PDF] [PubMed] [Related articles]
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