IL1B and Behcet disease: ACT1 mRNA fold changes were 1.6 (for BD), 2.0 (6 h EC), 1.6 (24 h EC), 2.2 (6 h RG), 1.8 (24 h RG), 2.5 (6 h IL-1β), and 1.8 (24 h IL-1β).