title: Ultrastructural studies of amphibian neural fold fusion.
mesh_terms: D000663:Amphibians / Q000196:embryology*; D000818:Animals; D002459:Cell Fusion; D002490:Central Nervous System / Q000196:embryology / Q000648:ultrastructure*; D006025:Glycosaminoglycans / Q000032:analysis; D009940:Organoids / Q000648:ultrastructure; D011554:Pseudopodia / Q000648:ultrastructure; D013045:Species Specificity; D013194:Staining and Labeling
chemical_list: D006025:Glycosaminoglycans