- Renal Collecting Duct Epithelial Cells React to Pyelonephritis-Associated Escherichia coli by Activating Distinct TLR4-Dependent and -Independent Inflammatory Pathways. Chassin, C., Goujon, J.M., Darche, S., du Merle, L., Bens, M., Cluzeaud, F., Werts, C., Ogier-Denis, E., Le Bouguénec, C., Buzoni-Gatel, D., Vandewalle, A. J. Immunol. (2006)