TP53 and legionellosis: Pyroptosis-related DEGs were mainly enriched in the NOD−like receptor signalling pathway, Legionellosis, Pathogenic Escherichia coli infection, Salmonella infection, p53 signalling pathway, Measles, Lipid and atherosclerosis, Hepatitis B, Endometrial cancer and Viral myocarditis according to KEGG pathway analysis (Figure 2B; Supplementary Table S3).