Journal of Hebei Medical College for Continuing Education ›› 2022, Vol. 39 ›› Issue (1): 8-14.DOI: 10.3969/j.issn.1674-490X.2022.01.002

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Identification and bioinformatics analysis of key neutrophil genes in patients with primary antiphospholipid syndrome

LIN Meiying, GAN Donghui, GAO Ying, WANG Zhengjie,CHEN Zhimin   

  1. Affiliated Hospital of Putian College, Putian 351100, China
  • Received:2021-12-10 Online:2022-02-25 Published:2022-02-25

Abstract: Objective To screen key differential genes and identify the biological functions and signaling pathways involved in neutrophils from patients with primary antiphospholipid syndrome(APS)by bioinformatic methods. Methods RNA sequencing data of neutrophils from APS patients were downloaded from the GEO database, differentially expressed genes were screened by using the limma package in R language, and up- and down-regulated genes were subjected to gene ontology(GO)and Kyoto Encyclopedia of Genes and Genomes(KEGG)enrichment analysis by clusterProfiler, respectively. Finally, protein-protein interaction network was constructed by STRING database and core genes in the network were calculated using cytoscape software. Results A total of 512 up-regulated genes and 473 down-regulated genes were obtained by limma package screening. Up-regulated genes were mainly involved in functions and pathways including regulation of innate immune response, neutrophil activation, inflammatory complex formation, etc. down-regulated genes were mainly involvedin functions and pathways including T cell activation, lymphocyte differentiation, lymphocyte activation, etc. IFIT1, IFI35, IFI3, CCL2, TLR8, FCGR1A were the core genes among the up-regulated genes. MYC, CD8A, FYN,CD28, LCK, GNB2L1 were the core genes among the down-regulated genes. Conclusion The core genes identified by bioinformatic methods may be the key targets for the immune effects of neutrophils in patients with primary antiphospholipid syndrome.

Key words: antiphospholipid syndrome, neutrophils, hub gene, immune effect

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