title: Intercellular communication in a positional field: movement of small ions between insect epidermal cells.
mesh_terms: D000818:Animals; D002462:Cell Membrane / Q000502:physiology; D001517:Coleoptera / Q000166:cytology* / Q000254:growth & development; D004058:Diffusion; D004594:Electrophysiology; D007477:Ions; D007814:Larva; D008433:Mathematics; D008954:Models, Biological; D012867:Skin / Q000166:cytology*
chemical_list: D007477:Ions