IL1B and colitis: Specifically, colitis enhanced mRNA levels of CD86 (t7.8 = −3.2; p = 0.013; Fig. 5g) and TNF-α (t9.3 = −3.4; p = 0.006; Fig. 5h), did not change IL-1β expression (Fig. 5i), but decreased Nos2 expression (t7.092 = 5.237; p = 0.001; Fig. 5j).