Ultrastructural evidence for spontaneous elimination of synaptic terminals on spinal motoneurons in the kitten.
D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn; D002415:Cats; D008854:Microscopy, Electron; D009046:Motor Neurons / Q000648:ultrastructure*; D009457:Neuroglia / Q000648:ultrastructure*; D013116:Spinal Cord / Q000166:cytology / Q000254:growth & development*; D013569:Synapses / Q000648:ultrastructure*