一种与超级增强剂相关的新型风险模型,用于预测肝细胞癌的预后和指导个性化治疗
Qing Wu1,2,3, Ping Li1, Xuan Tao4
1Department of Oncology, The First Affiliated Hospital of Fujian Medical University, No. 20 Chazhong Road, Fuzhou, 350005, China.
BMC cancer
|September 2, 2024
概括
使用超强增强器相关基因 (SERG) 的新预后模型预测肝细胞癌 (HCC) 的生存和免疫微环境. 高风险患者的结果更差,可能对免疫疗法反应较差.
科学领域:
- 在瘤学瘤学.
- 基因组学就是基因组学.
- 免疫治疗是一种免疫疗法.
背景情况:
- 肝细胞癌 (HCC) 预后和瘤免疫微环境 (TiME) 需要改进的预测工具.
- 超强增强剂相关基因 (SERG) 在癌症的发展和进展中发挥着作用.
研究的目的:
- 开发基于SERG的强大预测签名,用于预测存活率和评估HCC中的TiME.
- 在HCC中识别潜在的治疗点.
主要方法:
- 利用了来自癌症基因组图谱 (TCGA) 的365名患者的HCCRNA测序数据,分为训练和测试集.
- 使用训练集识别了SERG签名,并使用内部和外部数据集验证了其预测值.
- 评估了功能丰富,瘤免疫透的模型,并对CBX2基因功能进行了体外实验.
主要成果:
- 建立并验证了一个包含CBX2,TPX2,EFNA3,DNASE1L3和SOCS2的SE相关预后模型.
- 高风险患者的预后明显差,免疫细胞透模式明显,以及瘤相关途径的丰富.
- 该SERG签名与瘤免疫功能障碍和排除 (TIDE) 评分有积极的相关性,表明免疫治疗反应查的潜力. 降低CBX2的调节抑制了HCC细胞的活力,并促进了细胞亡.
结论:
- 基于SERG开发了一种新的HCC预后模型,识别高风险患者,预后较差,对免疫检查点抑制剂 (ICI) 的反应可能减少.
- 该模型为HCC患者提供了个性化治疗策略.
- CBX2成为HCC干预的有希望的治疗点.
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