IL15 and Behcet disease: However, the BD < 4 group exhibited a lower degree of network interconnectivity over the initial 0–16 h after injury (Figures 5(d) and 5(e)), with a central network that consisted of IL-4, IL-2, IL-15, MIP-1α/CCL3, MIP-1β/CCL4, sIL-1Rα, and IL-1β.