About the Cover
Cover image

On the cover: H&E image of colonic tissue from Il10−/−;NF-κBEGFP mice treated with the PI3K inhibitor wortmannin. The image displays intact crypts composed of numerous goblet cells tightly aligned above the pink muscular layer. Sun, X., B. Liu, R. B. Sartor, and C. Jobin. 2013. Phosphatidylinositol 3-kinase-γ signaling promotes Campylobacter jejuni–induced colitis through neutrophil recruitment in mice. J. Immunol. 190: 357–365.