We found mRNAs of the type 1 chemokine ligands and their receptors (CCL4, CCL5, CCR5, CXCL9, CXCL10, CXCL11 and CXCR3) were increased at 21–28 days post-infection compared to uninfected controls (Fig 4). The gene discussed is CXCL9; the disease is infection.