Identification and Validation of Feature Genes of Acute Myocardial Infarction Based on Ferroptosis-Related Genes

Strategic Insights -

Researchers at the 904th Hospital of Joint Logistic Support Force of PLA in Jiangsu, People's Republic of China, have made a significant breakthrough in the study of acute myocardial infarction (AMI). By leveraging the concept of ferroptosis, a type of cell death characterized by iron accumulation and lipid peroxidation, the team was able to identify a set of characteristic genes that are strongly associated with AMI. These genes, known as ferroptosis-related differentially expressed genes (FDEGs), were found to have excellent diagnostic ability for AMI.

Key Takeaways:

  • The researchers used gene expression data sets from the Gene Expression Omnibus (GEO) database to identify FDEGs in AMI patients and a control group.
  • The most characteristic FDEGs identified were CYB5R1, TSC1, LAMP2, PARK7, and MGST1.
  • A diagnostic model composed of these genes has excellent diagnostic ability for AMI.
  • The researchers used machine learning algorithms, including least absolute shrinkage and selection operator (LASSO) and support vector machine-recursive feature elimination (SVM-RFE), to construct the prognostication model.
  • The model was validated using ROC curves and a validation set consisting of gene expression data sets GSE48060 and GSE59867.

Statistics:

  • 5 genes (CYB5R1, TSC1, LAMP2, PARK7, and MGST1) were identified as the most characteristic FDEGs.
  • The diagnostic model composed of these genes has a high accuracy for AMI diagnosis.
  • The study used gene expression data sets from 2 databases (GEO and GSE) to identify FDEGs.
  • The model was validated using two separate datasets (GSE48060 and GSE59867).

Sources:

  • Liu Y, Zhou Y, Xu B, Jin T, Ye T, Su W, Li C, Kang T, Xie H, Zong G. Identification and validation of feature genes of acute myocardial infarction based on ferroptosis-related genes. European Journal of Medical Research, 2025;30(1):948.
  • European Journal of Medical Research. (BioMed Central - www.biomedcentral.com/; European Journal of Medical Research - www.eurjmedres.com)
  • NewsRx. New Findings on Heart Attack from Yehong Liu and Co-Authors Summarized (Identification and validation of feature genes of acute myocardial infarction based on ferroptosis-related genes). World Disease Weekly. October 21, 2025; p 60.