Evidence map›Paper›PMID 42812455›Full record

ArticleFrontiers in cell and developmental biology2026

Integrative machine learning and transcriptomic analysis reveal a ferroptosis gene signature for pediatric

Fangfang Cao, Yong Lu, Xianghong Lyu, Xiaojuan Zhang

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Article in Frontiers in cell and developmental biology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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5 · Who and what money

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4 authors.

Fangfang Cao *Department of Paediatrics, Children's Hospital of Shanxi Women Health Center of Shanxi, Taiyuan, China.
Yong Lu *Department of Paediatrics, Affiliated Haimen Hospital of Xinglin College, Nantong University, Nantong, Jiangsu, China.
Xianghong LyuDepartment of Paediatrics, Qingdao Central Hospital, University of Health and Rehabilitation Sciences Qingdao Central Hospital, Qingdao, China.
Xiaojuan ZhangDepartment of Infectious Diseases, Affiliated Children's Hospital of Jiangnan University Wuxi Children's Hospital, Wuxi, Jiangsu, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Methods: We analyzed comprehensive transcriptomic data from two independent publicly deposited pediatric whole-blood cohorts: GSE103119 (discovery cohort: 30 MPP cases and 20 healthy controls; Illumina HumanHT-12 v4.0) and E-MTAB-14588 (validation cohort: 9 MPP cases and 19 healthy controls; RNA-seq). Through systematic comparative analysis and FerrDb annotation, we identified ferroptosis-associated differentially expressed genes and calculated ferroptosis score. Machine learning (L2 logistic regression with nested cross-validation) was applied to develop a ferroptosis gene panel for patient stratification. Functional enrichment analysis, protein-protein interaction networks, and cross-cohort meta-analysis were performed to characterize ferroptosis transcriptomic changes during MPP. Five key genes (ATG7, SLC2A3, PGD, SAT1, OXSR1) were validated in Results: Bioinformatics analysis identified 259 FerrDb-annotated ferroptosis-related genes in the discovery cohort, with ATG7 showing the strongest upregulated ferroptosis signal. The ferroptosis score in the MPP group showed an increasing trend compared with the control group, replicated in E-MTAB-14588. Cross-cohort meta-analysis of 85 shared ferroptosis genes demonstrated strong effect-direction concordance (Spearman ρ = 0.734, Conclusion: This study provides comprehensive molecular characterization suggesting ferroptosis involvement in pediatric MPP through integrative transcriptomic profiling and machine learning, complemented by

Indexed as

biomarkersferroptosismachine learningMycoplasma pneumoniae pneumoniatranscriptomics

Identifiers

PMID42812455
PMCPMC13619828

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