Intercellular communication.
D000818:Animals; D002462:Cell Membrane / Q000502:physiology*; D002463:Cell Membrane Permeability; D004175:Diptera; D005452:Fluoresceins; D008564:Membrane Potentials; D008846:Micromanipulation; D008954:Models, Biological; D012469:Salivary Glands / Q000166:cytology
D005452:Fluoresceins