Integrating untargeted metabolomics and deep learning approaches to identify specific metabolic signatures and new mechanisms in unstable plaques - Report - MDSpire

Integrating untargeted metabolomics and deep learning approaches to identify specific metabolic signatures and new mechanisms in unstable plaques

  • By

  • Jia-Qi Ma

  • Lu Wang

  • Xiao-Peng Qu

  • Yue Zhang

  • Li-Jia Song

  • Guo-Dong Gao

  • Chao Wang

  • Long-Long Zheng

  • Qi-Xing Fang

  • Yan Qu

  • Liang-Liang Shen

  • Bei Liu

  • May 12, 2026

  • 0 min

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Clinical Report: Combining Untargeted Metabolomics with Deep Learning to Uncover Metabolic Profiles and Mechanisms in Unstable Carotid Plaques

Overview

This study identifies 98 metabolites significantly associated with unstable carotid plaques, which are critical risk factors for ischemic stroke. Machine learning algorithms were employed to predict metabolic biomarkers that may enhance stroke risk assessment.

Background

Unstable carotid artery plaques pose a significant risk for ischemic stroke and are often difficult to detect early. Understanding the metabolic changes associated with these plaques can provide insights into their instability and potential for rupture. This research aims to leverage metabolomics and machine learning to improve the identification of biomarkers for stroke risk associated with unstable plaques.

Data Highlights

MetaboliteAssociation
cGMP-PKG signaling pathwaySignificantly associated with unstable plaques
Glucagon signaling pathwaySignificantly associated with unstable plaques
Central carbon metabolism in cancerSignificantly associated with unstable plaques
Lipolysis regulation in adipocytesSignificantly associated with unstable plaques

Key Findings

  • Identified 98 metabolites significantly associated with unstable carotid plaques.
  • Utilized four machine learning algorithms (RF, SVM, LASSO, LR) for feature analysis.
  • Highlighted metabolic pathways including cGMP-PKG and glucagon signaling pathways.
  • Developed potential metabolic biomarkers for predicting stroke risk.
  • Demonstrated the utility of metabolomics in understanding plaque instability.

Clinical Implications

The identification of specific metabolic biomarkers associated with unstable carotid plaques can enhance the early detection of stroke risk. Clinicians may consider integrating metabolomic profiling into routine assessments for patients at risk of cerebrovascular events.

Conclusion

This study underscores the importance of metabolic profiling in understanding unstable carotid plaques and offers potential biomarkers that could improve stroke risk prediction. Further research is needed to validate these findings in clinical settings.

Related Resources & Content

  1. Prediction of Cross-sectional Angles for Lipid-rich and Calcified Tissues in Computed Tomography Angiography Images, 2024
  2. Comprehensive Analysis of Metabolomics Identifies Shared and Unique Metabolic Biomarkers for Type 2 Diabetes, Coronary Heart Disease, and Stroke, American Journal of Epidemiology, 2023
  3. Establishing a Classification System for Thyroid Cancer Differentiation States Through Deep Residual Networks and Metabolic Profiling, npj Digital Medicine, 2025
  4. Evaluation of Carotid Artery Plaque Using Iodine Mapping via CT Imaging, European Radiology, 2023
  5. Prognostic Role of Carotid Plaque MRI Features in Cerebrovascular Accidents: A Systematic Review and Meta-analysis, ScienceDirect, 2025
  6. 2025 High Blood Pressure (BP) Guideline, Professional Heart Daily | American Heart Association
  7. Metabolomic study for the identification of symptomatic carotid plaque biomarkers, ScienceDirect, 2024
  8. Prognostic Role of Carotid Plaque MRI Features in Cerebrovascular Accidents: A Systematic Review and Meta-analysis - ScienceDirect
  9. 2025 High Blood Pressure (BP) Guideline - Professional Heart Daily | American Heart Association
  10. Metabolomic study for the identification of symptomatic carotid plaque biomarkers - ScienceDirect

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