title: Ultrastructural observations on closure of the neural tube in the mouse.
mesh_terms: D000818:Animals; D008636:Mesencephalon / Q000196:embryology; D051379:Mice / Q000196:embryology*; D008854:Microscopy, Electron; D009420:Nervous System / Q000196:embryology* / Q000648:ultrastructure; D010587:Phagocytosis; D013997:Time Factors