Dong Shumin, Wang Huaiming, Ji Hongli, Hu Yaowen, Zhao Shuhan, Yan Botao, Wang Guangxing, Lin Zexi, Zhu Weifeng, Lu Jianping, Cheng Jiaxin, Wu Zhida, Zhu Qiong, Zhuo Shuangmu, Chen Gang, Yan Jun
Department of General Surgery & Guangdong Provincial Key Laboratory of Precision Medicine for Gastrointestinal Tumor, Nanfang Hospital, The First School of Clinical Medicine, Southern Medical University, Guangzhou 510515, China.
School of Science, Jimei University, Xiamen 361021, China.
iScience. 2023 Apr 25;26(5):106746. doi: 10.1016/j.isci.2023.106746. eCollection 2023 May 19.
The tumor, nodes and metastasis (TNM) classification system provides useful but incomplete prognostic information and lacks the assessment of the tumor microenvironment (TME). Collagen, the main component of the TME extracellular matrix, plays a nonnegligible role in tumor invasion and metastasis. In this cohort study, we aimed to develop and validate a TME collagen signature (CS) for prognostic prediction of stage II/III colorectal cancer (CRC) and to compare the prognostic values of "TNM stage + CS" with that of TNM stage alone. Results indicated that the CS was an independent prognostic risk factor for stage II/III CRC (hazard ratio: 2.939, 95% CI: 2.180-3.962, p < 0.0001), and the integration of the TNM stage and CS had a better prognostic value than that of the TNM stage alone (AUC = 0.772, AUC = 0.687, p < 0.0001). This study provided an application of "seed and soil" strategy for prognosis prediction and individualized therapy.
肿瘤、淋巴结和转移(TNM)分类系统提供了有用但不完整的预后信息,且缺乏对肿瘤微环境(TME)的评估。胶原蛋白是TME细胞外基质的主要成分,在肿瘤侵袭和转移中起着不可忽视的作用。在这项队列研究中,我们旨在开发并验证一种用于预测II/III期结直肠癌(CRC)预后的TME胶原蛋白特征(CS),并比较“TNM分期+CS”与单独TNM分期的预后价值。结果表明,CS是II/III期CRC的独立预后危险因素(风险比:2.939,95%置信区间:2.180-3.962,p<0.0001),且TNM分期与CS相结合的预后价值优于单独的TNM分期(曲线下面积=0.772,曲线下面积=0.687,p<0.0001)。本研究为预后预测和个体化治疗提供了“种子与土壤”策略的应用。
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