title: Double-walled exo-endocytosis between synaptic terminals.
mesh_terms: D000818:Animals; D001369:Axons; D002415:Cats; D002462:Cell Membrane; D003712:Dendrites; D006652:Histological Techniques; D008854:Microscopy, Electron; D013116:Spinal Cord / Q000166:cytology*; D013194:Staining and Labeling; D013569:Synapses / Q000166:cytology*; D013570:Synaptic Membranes; D013572:Synaptic Vesicles