On the cover: Representative image showing the subcellular distribution of TLR4 in IEC-6 enterocytes, which have been immunostained with Abs against TLR4 (green) as well as the nuclear marker Draq-5 (orange) and examined by confocal microscopy within the plane of the coverslip. Neal, M. D., C. Leaphart, R. Levy, J. Prince, T. R. Billiar, S. Watkins, J. Li, S. Cetin, H. Ford, A. Schreiber, and D. J. Hackam. 2006. Enterocyte TLR4 mediates phagocytosis and translocation of bacteria across the intestinal barrier. J. Immunol. 176: 3070–3079.