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循环肿瘤DNA在临床应用中的研究进展 被引量:1

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摘要 近几年来,一种新的潜在肿瘤生物标志物即循环肿瘤DNA(cell-free circulating tumor DNA,ct DNA)备受关注,引发许多学者深入研究。目前肿瘤的分期是根据肿瘤的局部扩展,转移性淋巴结受累情况以及由影像学技术判断是否有远处转移的证据。然而这些方法难以发现肿瘤负荷的微小变化。随着对肿瘤不断的深入认识,研究发现在肿瘤形成的同时伴随着凋亡和坏死的肿瘤细胞,其也释放ct DNA进入血液循环。
作者 许婷 肖国宏
出处 《广东医学》 CAS 北大核心 2015年第19期3064-3066,共3页 Guangdong Medical Journal
基金 广东省生殖医学实验室建设项目(编号:粤科财字〔2012〕125号) 广东省人口计生委科研课题(编号:20133064)
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