title: Dense particles within synaptic vesicles fixed with acid-aldehyde.
mesh_terms: D000447:Aldehydes; D000818:Animals; D002525:Cerebellar Cortex / Q000648:ultrastructure*; D002540:Cerebral Cortex / Q000648:ultrastructure*; D003594:Cytoplasmic Granules / Q000648:ultrastructure*; D006651:Histocytochemistry; D006652:Histological Techniques; D006863:Hydrogen-Ion Concentration; D008297:Male; D051379:Mice; D008854:Microscopy, Electron; D009132:Muscles / Q000648:ultrastructure; D009210:Myofibrils / Q000648:ultrastructure; D009469:Neuromuscular Junction / Q000648:ultrastructure; D009992:Osmium; D010904:Pituitary Gland, Posterior / Q000648:ultrastructure; D051381:Rats; D013572:Synaptic Vesicles / Q000648:ultrastructure*; D014501:Uranium; D014649:Vas Deferens / Q000648:ultrastructure
chemical_list: D000447:Aldehydes; D009992:Osmium; D014501:Uranium