Kyoto(8) SARS-CoV-2(8) statistically significant(8) pathway(8) DEGs(8) GEO(8) Research(8) Bioinformatics analysis(8) PPI(8) R software(8) KEGG(8) differentially expressed gene(8) Gene Expression Omnibus(8) Genes(8) caused(8) Human(8) database(8) identification(8) gene expression profile(8) Infectious disease(5) TTK(5) Protein–protein interaction(5) follow-up study(5) RRM2(5) COVID-19(5) nine(5) bioinformatics(5) Cytoscape(5) supplementary material(5) Timp1(5)