title: Ultrastructure of synapses in the waking state. A laboratory report on recent advances.
mesh_terms: D000818:Animals; D002415:Cats; D010856:Columbidae; D005613:Freeze Etching; D008854:Microscopy, Electron; D051381:Rats; D013116:Spinal Cord / Q000648:ultrastructure*; D013477:Superior Colliculi / Q000648:ultrastructure*; D013570:Synaptic Membranes / Q000648:ultrastructure*