title: A new small molecular tracer for permeability studies with the electron microscope.
mesh_terms: D000818:Animals; D001011:Aorta / Q000166:cytology; D002199:Capillary Permeability; D003331:Coronary Vessels / Q000166:cytology; D004847:Epithelial Cells; D005942:Gluconates; D007365:Intercellular Junctions; D007501:Iron / Q000032:analysis*; D008116:Lizards; D008722:Methods; D008854:Microscopy, Electron; D013194:Staining and Labeling; D001743:Urinary Bladder / Q000033:anatomy & histology
chemical_list: D005942:Gluconates; D007501:Iron