Salivary IL-15 and MCP1 were 1.3-fold higher in dogs with Diabetes mellitus compared to controls  (P < 0.05 and P < 0.01, respectively), while KC-like chemokine was 1.4-fold lower in dogs with DM as compared with controls (P < 0.01) (Table 3). The gene discussed is IL15; the disease is diabetes mellitus.