Identification and verification of feature biomarkers associated with immune cells in neonatal sepsis

Autor: Weiqiang Liao, Huimin Xiao, Jinning He, Lili Huang, Yanxia Liao, Jiaohong Qin, Qiuping Yang, Liuhong Qu, Fei Ma, Sitao Li
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: European Journal of Medical Research, Vol 28, Iss 1, Pp 1-13 (2023)
Druh dokumentu: article
ISSN: 2047-783X
DOI: 10.1186/s40001-023-01061-2
Popis: Abstract Background Neonatal sepsis (NS), a life-threatening condition, is characterized by organ dysfunction and is the most common cause of neonatal death. However, the pathogenesis of NS is unclear and the clinical inflammatory markers currently used are not ideal for diagnosis of NS. Thus, exploring the link between immune responses in NS pathogenesis, elucidating the molecular mechanisms involved, and identifying potential therapeutic targets is of great significance in clinical practice. Herein, our study aimed to explore immune-related genes in NS and identify potential diagnostic biomarkers. Datasets for patients with NS and healthy controls were downloaded from the GEO database; GSE69686 and GSE25504 were used as the analysis and validation datasets, respectively. Differentially expressed genes (DEGs) were identified and Gene Set Enrichment Analysis (GSEA) was performed to determine their biological functions. Composition of immune cells was determined and immune-related genes (IRGs) between the two clusters were identified and their metabolic pathways were determined. Key genes with correlation coefficient > 0.5 and p
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