多种生物标志物对胰腺癌查的临床变量没有优势
Martin Smelik1, Yelin Zhao1, Dina Mansour Aly1
1Department of Clinical Science, Intervention and Technology (CLINTEC), Karolinska Institute, Stockholm, Sweden.
Communications medicine
|November 17, 2024
概括
血液生物标志物对诊断单个癌症有希望,但不能诊断癌症群体. 多omics数据分析显示,虽然在集体癌症诊断中不优于临床变量,但特定的生物标志物可以在某些癌症中获得高精度.
科学领域:
- 发现生物标志物的发现.
- 多主题数据分析数据分析.
- 癌症诊断 癌症诊断 癌症诊断
背景情况:
- 癌症查对于早期检测和生存至关重要.
- 最近的研究质疑当前查方法的生存益处.
- 研究周围血液中的新生物标志物,以改善癌症检测.
研究的目的:
- 为了评估基于血液的多omics生物标志物的癌症查的疗效.
- 确定生物标志物是否可以改善癌症诊断的现有临床变量.
- 评估共同和单独诊断癌症的潜力.
主要方法:
- 利用来自50万英国生物库参与者的多omics数据.
- 应用机器学习来识别诊断生物标记物 (蛋白质,代谢物,遗传变异).
- 对癌症诊断的临床变量进行生物标志物性能比较.
主要成果:
- 血液生物标志物对集体癌症诊断的临床变量没有表现出色.
- 有前途的AUC>0.8用于诊断周围血液附近的单个癌症.
- 对瘤的局部蛋白质组学分析显示AUC高 (> 0.9).
结论:
- 血液生物标志物识别用于癌症诊断是复杂的,因为分子重叠问题.
- 多omics生物标志物显示出诊断单个癌症的潜力.
- 生物标志物在诊断组癌症方面效果不如个体癌症.
更多相关视频
07:41Performing Data Mining And Integrative Analysis Of Biomarker in Breast Cancer Using Multiple Publicly Accessible Databases
Published on: May 17, 2019
8.9K
07:47Author Spotlight: Unveiling Transmembrane Protein Family-Related Markers in Gastric Cancer and Implications for Targeted Therapies
Published on: September 15, 2023
1.4K
相关概念视频
01:30Serum Laboratory Studies, Stool Test, Breath Test
Gastrointestinal (GI) diagnostic studies are pivotal in confirming, ruling out, diagnosing, or staging various diseases, including cancers. Following diagnosis, allocating time for discussions with the patient and providing informational resources is crucial. Diagnostic assessments of the GI tract often occur in outpatient settings like endoscopy suites or GI labs. Preparation for these tests may include dietary restrictions, fasting, liquid bowel preparations, laxatives, enemas, and the...
01:19Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers
Cardiac biomarkers are critical in diagnosing, prognosing, and managing cardiovascular diseases. Routine measurement of specific biomarkers such as B-type natriuretic peptide (BNP), C-reactive protein (CRP), and homocysteine (Hcy) is common practice in clinical settings to evaluate heart function and predict cardiovascular events.
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...