These genes (CXCL1, CXCL2, CXCL3, CXCL8, CXCL10, CXCL11, OASL, IFNL1, MX1 and HERC5) are needed for alarming neighboring cells about the ongoing infection and for the protection of the organism from repeated infections. This evidence concerns the gene CXCL11 and infection.