TLR4 and COVID-19: In the “Coronavirus disease - COVID-19” pathway, the enriched genes included JUN, CXCL8, IFNB1, STAT1, F2, TNF, EGFR, IL2, NFKB1, IL10, IL6, MAPK8, IL1B, CCL2, MAPK1, TLR4, JAK1, MBL2.