量化癌症患者临床可行性的不断扩大的景观
Sarah P Suehnholz1,2, Moriah H Nissan1,2, Hongxin Zhang1
1Marie-Josée and Henry R. Kravis Center for Molecular Oncology, Memorial Sloan Kettering Cancer Center, New York, New York.
Cancer discovery
|October 18, 2023
概括
精密瘤学在2017年至2022年期间显著扩大了固体瘤的临床可行性. 尽管取得了进展,但许多癌症仍然缺乏可操作的点,这凸显了对新疗法的需求.
科学领域:
- 在瘤学瘤学.
- 基因组学就是基因组学.
- 翻译医学是一种翻译医学.
背景情况:
- 精密瘤学旨在根据分子形状量身定制癌症治疗.
- 确定临床可操作的分子变化对于患者的利益至关重要.
- 在癌症中可操作的目标的景观正在迅速发展.
研究的目的:
- 测量固体瘤在5年内临床可操作性的变化.
- 评估不断变化的知识基础对治疗选择的影响.
- 在缺乏标准护理生物标志物的瘤中识别频繁改变的基因.
主要方法:
- 使用MSK-IMPACT测定测序对47271个固体瘤进行分析.
- 与OncoKB知识库 (2017年与2022年) 的两个版本对抗瘤分子变化的比较.
- 根据临床可操作性水平对变化的分类 (标准护理与不可操作).
主要成果:
- 具有标准护理预测生物标志物的瘤比例从8.9%增加到31.6% (2017-2022).
- 没有可行的驱动因素的瘤的比例从44.2%降至22.8%.
- TP53,KRAS和CDKN2A是有限可操作性瘤中最常见的变化.
结论:
- 由于知识基础的进步,精密瘤学的临床可行性大幅增加.
- 对于针对无法药物治疗的瘤驱动因素的新型疗法,仍然存在重大未满足的需求.
- 持续的研究对于扩大所有癌症患者的治疗选择至关重要.
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