title: Ultrastructural analysis of toxin binding and entry into mammalian cells.
mesh_terms: D000818:Animals; D001665:Binding Sites; D002460:Cell Line; D002462:Cell Membrane / Q000378:metabolism / Q000648:ultrastructure*; D004705:Endocytosis; D005347:Fibroblasts / Q000648:ultrastructure; D007457:Iodine Radioisotopes; D051379:Mice; D008815:Mice, Inbred Strains; D010587:Phagocytosis; D011955:Receptors, Drug; D012276:Ricin / Q000378:metabolism*; D014118:Toxins, Biological / Q000378:metabolism*
chemical_list: D007457:Iodine Radioisotopes; D011955:Receptors, Drug; D014118:Toxins, Biological; D012276:Ricin