- Listeria monocytogenes-infected human umbilical vein endothelial cells: internalin-independent invasion, intracellular growth, movement, and host cell responses. Greiffenberg, L., Sokolovic, Z., Schnittler, H.J., Spory, A., Böckmann, R., Goebel, W., Kuhn, M. FEMS Microbiol. Lett. (1997)