Consistent with the trend of NF-κB activity, the expression levels of three of the four selected chemokines regulated by NF-κB (Ccl2, Ccl3, Ccl5, but not Cxcl1), peaked on day 32 post-infection (Fig. 4D, 4E, 4F, 4G). Here, CXCL1 is linked to infection.