NFKB1 and colitis: In DSS-induced colitis, the mRNA expression of NF-κB, MyD88, and TRAF6 was elevated (p < 0.05, Figures 4A–C), while the expression of p-p65 was significantly up-regulated in the colons of mice in the DSS group (p < 0.01, Figures 4D,E).