title: The tentacles of the cell.
mesh_terms: D002462:Cell Membrane / Q000648:ultrastructure*; D006801:Humans; D007501:Iron / Q000378:metabolism; D008871:Microvilli / Q000378:metabolism / Q000648:ultrastructure*; D010781:Photography; D014155:Transcobalamins / Q000378:metabolism; D014805:Vitamin B 12 / Q000378:metabolism
chemical_list: D014155:Transcobalamins; D007501:Iron; D014805:Vitamin B 12