当前位置:首页>郑州>IF33.9!郑州大学第一附属医院张振宇教授等团队用“机器学习+多组学”拿下双一区TOP刊!解锁胶质母细胞瘤异质性真相!

IF33.9!郑州大学第一附属医院张振宇教授等团队用“机器学习+多组学”拿下双一区TOP刊!解锁胶质母细胞瘤异质性真相!

  • 2026-04-05 11:41:20
IF33.9!郑州大学第一附属医院张振宇教授等团队用“机器学习+多组学”拿下双一区TOP刊!解锁胶质母细胞瘤异质性真相!

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引言/YINYAN

胶质母细胞瘤(GBM)堪称 “脑癌之王”!作为恶性程度最高的中枢神经系统肿瘤,它不仅进展迅猛、预后极差,还藏着 “千人千面” 的分子异质性就像一个复杂的 “肿瘤迷宫”,传统单一检查根本抓不住它的关键特征,让治疗常常陷入 “盲目瞄准” 的困境。

2026年3月7日,发表在《Molecular Cancer》的研究“Machine learning model on multi-omics data enables risk stratification and identifies molecular heterogeneity and therapeutic targets in glioblastoma首次开发并验证了一个基于五种组学模态晚期融合的机器学习模型,成功实现了对IDH野生型GBM患者的精准风险分层。

研究创新点

开创性的多组学整合框架:首次系统整合五种组学模态,采用晚期融合的机器学习策略,构建了高性能的GBM风险分层模型。

系统性的分子异质性解析:从多组学、单细胞到空间层面,全面揭示了高、低风险GBM在基因组变异、通路活化和免疫微环境等方面的根本差异。

转化导向的靶点发现:基于风险模型筛选出在高危组中过表达的关键基因,并通过体外体内实验验证了其作为治疗靶点的潜力。

欢迎联系我们,将您宝贵的数据转化为既有预测威力又有科学深度的前沿成果,元数医研,助力每一个科研梦想。

01. 文献解读

中文标题:基于多组学数据的机器学习模型可实现胶质母细胞瘤风险分层并鉴定其分子异质性与治疗靶点

发表期刊:Molecular Cancer

发表时间:2026年3月7日

影响因子:33.9/Q1

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02. 研究背景

GBM是高度异质性的脑癌,预后差,治疗挑战大,现有分类模型多基于单一组学数据,难以全面刻画肿瘤复杂性。随着多模态数据的积累,利用机器学习进行整合分析,有望为精准风险分层和靶向治疗提供新策略。

03. 研究方法

🔹数据收集与处理:收集1187例IDH野生型GBM患者的影像、病理、基因组、转录组、蛋白质组数据,并对各模态数据进行标准化处理和特征提取。

🔹晚期融合建模采用“晚期融合”策略,先在每种单组学数据上构建最优预后模型,再将五个风险评分通过Cox回归整合为最终的多组学风险评分。

🔹验证与机制探索:利用内部和外部数据验证模型性能。通过基因组、转录/蛋白组功能分析,单细胞及空间转录组学,解析风险分组的分子机制并筛选治疗靶点。

04. 研究结果

01

模型构建与验证

研究构建了一个整合转录组、蛋白质组、基因组、磁共振影像与病理切片共五种数据的胶质母细胞瘤多模态预后模型。验证表明,该融合模型在多项核心指标上均显著优于任何单一模态模型(图1)

1.研究设计与多组学模型性能

02

高低风险亚群的基因组改变特征

胶质母细胞瘤高低风险亚群存在显著突变差异:高风险组富集TP53突变及细胞周期与免疫相关通路;低风险组突变则富集于神经元功能与代谢通路(图2)

2.高低风险组的体细胞突变图谱

研究揭示了胶质母细胞瘤高低风险亚群存在不同的拷贝数变异图谱,并识别出16个差异显著的染色体区带。其中,高风险组拷贝数变异与肿瘤信号通路和细胞周期密切相关,而低风险组则主要与糖基化等功能改变相关(图3)

3.高低风险组的拷贝数变异景观

03

转录组-蛋白质组异质性

胶质母细胞瘤高低风险亚群在转录与蛋白层面存在截然不同的核心生物学过程。高风险组以细胞周期、免疫应答和代谢活跃为特征,而低风险组则富集于神经元功能和突触信号传导通路(图4)

4.整合转录组和蛋白质组的功能富集分析

04

多组学水平的整合生物学通路分析

基于多组学的风险分层可清晰区分胶质母细胞瘤的两种异质性亚群:高风险亚群以细胞增殖与免疫活化为主,而低风险亚群则富集神经元活动通路。此多模态分层揭示了比传统转录组分型更复杂的肿瘤异质性(图5)

5.跨多组学层面的整合生物学通路分析

05

潜在治疗靶点的筛选与实验验证

研究基于多组学数据筛选出胶质母细胞瘤高风险相关的关键基因PDIA4、RFT1与EIF3I。体内外功能实验证实,敲低任一基因均能显著抑制肿瘤细胞的增殖、迁移、侵袭及体内成瘤能力(图6)

6. 潜在治疗靶点的鉴定与实验验证

总结

研究成功构建了一个基于多组学整合的GBM风险分层模型,其性能显著优于单一组学模型。该工作不仅实现了精准预后预测,更系统揭示了肿瘤异质性,并鉴定出新的治疗靶点,为GBM的个体化精准治疗提供了强有力的新工具和理论依据。

文章思路清晰,数据丰富,如果你也想要复刻这篇文章思路,元数医研可以帮你实现!快来扫描下方二维码,联系研研吧!

END

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# IF22.9!北京协和医学院高树庚教授团队用“机器学习+SHAP解释”一区TOP刊!肺癌复发预测效能碾压单指标! 

 IF4.8!陆军军医大学邹庆华等团队用“机器学习+SHAP解释”拿下二区TOP刊!攻克RA与SLE鉴别诊断难题!

#   IF15.1!浙大儿院马大青教授领衔多团队用“机器学习+SHAP解释”拿下双一区TOP刊!改写儿童脓毒症诊断格局!

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  1. CONNECT:[ UseTime:0.000366s ] mysql:host=127.0.0.1;port=3306;dbname=i460;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000502s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.003644s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.001279s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000580s ]
  6. SELECT * FROM `set` [ RunTime:0.003800s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000676s ]
  8. SELECT * FROM `article` WHERE `id` = 492721 LIMIT 1 [ RunTime:0.012388s ]
  9. UPDATE `article` SET `lasttime` = 1775434782 WHERE `id` = 492721 [ RunTime:0.008470s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000316s ]
  11. SELECT * FROM `article` WHERE `id` < 492721 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.004161s ]
  12. SELECT * FROM `article` WHERE `id` > 492721 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001984s ]
  13. SELECT * FROM `article` WHERE `id` < 492721 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.010257s ]
  14. SELECT * FROM `article` WHERE `id` < 492721 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.015901s ]
  15. SELECT * FROM `article` WHERE `id` < 492721 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.049476s ]
0.214560s