血蛋白质标记物预测炎症性肠病中肠切除风险:一个回顾性队列研究
Xinyi Xu1,2,3,4, Chenyue Xu1,2,3,4, Na Zeng5
1Department of Gastroenterology, Beijing Friendship Hospital, Capital Medical University, Beijing, China.
International journal of surgery (London, England)
|December 22, 2025
概括
血蛋白质学准确预测炎症性肠病 (IBD) 中的肠切除风险. 这种方法比传统方法更好地提高了手术风险分层,帮助IBD患者的早期干预.
科学领域:
- 胃肠病学 胃肠病学
- 蛋白质组学是指蛋白质组学.
- 生物标志物发现发现
背景情况:
- 炎症性肠病 (IBD) 经常需要肠切除,因为严重的并发症,影响到27%的患者.
- 准确预测手术风险对于有效的患者管理和分层至关重要.
研究的目的:
- 评估血蛋白质体标记物对IBD患者未来肠切除的预测性能.
- 为了比较蛋白质组模型与手术风险的传统临床预测指标的有效性.
主要方法:
- 从IBD患者的英国生物库数据的回顾性分析.
- 利用Olink平台进行等离子体蛋白质组学和随机生存森林 (RSF) 模型.
- 使用一致性指数 (C指数) 和考克斯比例危险模型评估预测性能.
主要成果:
- 使用奥林克蛋白的RSF模型显示,预测准确性明显高 (C指数为0.784) 比传统标记 (0.543).
- 关键的蛋白质预测因素包括IL15,PAPPA和PIK3AP1;一个衍生的风险得分独立预测了手术风险.
- 蛋白质组特征显著改善了患者分层,超出了标准的临床预测因素.
结论:
- 与传统方法相比,等离子蛋白质分子标记器可以更好地预测IBD的肠切除风险.
- 将蛋白质组学纳入临床实践可以增强风险分层,并指导早期干预.
- 这种方法有可能减少IBD管理中的外科手术负担.
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