title: Ultrastructural alterations in synaptic boutons of Quaking mice: dense clusters of small vesicles.
mesh_terms: D000818:Animals; D001369:Axons / Q000648:ultrastructure; D002525:Cerebellar Cortex / Q000033:anatomy & histology*; D002529:Cerebellar Nuclei / Q000033:anatomy & histology; D051379:Mice; D008821:Mice, Quaking; D009154:Mutation; D013569:Synapses / Q000648:ultrastructure; D013572:Synaptic Vesicles / Q000648:ultrastructure*