Fig. 1

Electron microscopy of endothelial glycocalyx in human umbilical vein endothelial cells by cationized ferritin. Black and white arrows demark the endothelial glycocalyx. The bar represents 200 nm. Image was captured using JEOL JEM-1400Plus transmission electron microscope at the Dept. of Histology and Embryology, Faculty of Medicine in Hradec Kralove, Charles University, Czech Republic. (Courtesy of Dana Cizkova M.D., Ph.D. and Ales Bezrouk Ph.D.)