title: Ultrastructure of ependymal cells of the shark median eminence.
mesh_terms: D000717:Anatomy, Comparative; D000818:Animals; D004721:Endoplasmic Reticulum; D004805:Ependyma / Q000166:cytology*; D007031:Hypothalamus / Q000166:cytology*; D008854:Microscopy, Electron; D009474:Neurons / Q000166:cytology*; D012754:Sharks / Q000033:anatomy & histology*; D013572:Synaptic Vesicles